Mozilla.org - SEO Checker

Overview of the SEO Check
Meta information
90% 
Page quality
76% 
Page structure
58% 
Link structure
41% 
Server
40% 
External factors
100% 
SEO Score
Response time
0.09 s
File size
177.80 kB
Words
1952
Media files
32
Number of links
84 internal / 145 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Internet for people, not profit — Mozilla
The length of the page title is perfect. (309 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Mozilla is the not-for-profit behind the lightning fast Firefox browser. We put people over profit to give everyone more power online.
The length of the meta description is perfect. (770 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.mozilla.org/en-US/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: United States of America
The following language is defined by HTML: en
Alternate/Hreflang Links
(Somewhat important)
An URL is specified multiple times in alternate links.
Language for link pointing to page itself inaccurate
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1
msvalidate.01B7B177115A634927D608514DA17B2574
google-site-verificationU9a6gH32vLIykvntaDToj-ytYhlZ1AfAgVEKstixQIE
descriptionMozilla is the not-for-profit behind the lightning fast Firefox browser. We put people over profit to give everyone more power online.
langen
twitter:cardsummary
twitter:site@mozilla
twitter:domainmozilla.org
twitter:app:name:googleplayFirefox
twitter:app:id:googleplayorg.mozilla.firefox
twitter:app:name:iphoneFirefox
twitter:app:id:iphone989804926
twitter:app:name:ipadFirefox
twitter:app:id:ipad989804926
fb:page_id262134952380
og:typewebsite
og:site_nameMozilla
og:localeen_US
og:urlhttps://www.mozilla.org/en-US/
og:imagehttps://www.mozilla.org/media/img/mozorg/mozilla-256.4720741d4108.jpg
og:titleInternet for people, not profit
og:descriptionMozilla is the not-for-profit behind the lightning fast Firefox browser. We put people over profit to give everyone more power online.
charsetutf-8

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Page quality

Content
(Critically important)
This page contains 1952 words. That's ok.
21.8% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
Words from the H1 heading are used in the page content.
The page contains a listing, which indicates a good text layout.
14 paragraphs were found on this page.
The text content is perfect.
There are no duplicates on the site.
The average number of words per sentence of 14 words is good.
Frames
(Critically important)
This website does not use a frameset.
Mobile optimization
(Somewhat important)
This website loads 5 javascript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The following tag is repeated too often: download firefox
Image SEO
(Somewhat important)
30 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
...firefox/browser/logo-sm.f2523d97cbe0.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
...owser/developer/logo-sm.d3157a6ac671.pngNo alt attribute provided
...ox/browser/beta/logo-sm.d1b49e50ffb7.pngNo alt attribute provided
...browser/nightly/logo-sm.751c5555e455.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
...rowser/logo-word-hor-sm.5622edbdf02d.pngFirefox Browser
...s/firefox/logo-word-hor.96f28a0f9ae6.svgFirefox
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
...18/billboard-more-power.f83d248d8724.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
...lboard-healthy-internet.4c6fc8ad55a2.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
...18/billboard-open-minds.11da5ba9e1e9.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
/media/img/placeholder.71a50dbba44c.pngNo alt attribute provided
...2018/newsletter-graphic.3debb24fbacc.pngNo alt attribute provided
https://mozilla.org/set_hsts.gifNo alt attribute provided

Page structure

H1 heading
(Critically important)
Internet for people, not profit
The H1 heading is perfect.
Headings
(Important)
Some headings occur twice on the page.
There are 57 headings on the page. The amount of headings should be in a more proper relation to the amount of text.
Some headings do not have any content.

Heading structure

Heading levelContent
H1 Internet for people, not profit
H2 Add-ons
H2 Mozilla WebVR
H2 Firefox Developer Edition
H2 Mozilla Manifesto
H2 Reclaim your privacy
H2 Firefox
H2 Get privacy beyond the browser
H2 Get 2,000+ trackers off your trail
H2 *Privacy Not Included
H2 Don't let your gifts get spoiled
H2 That's a wrap
H2 Feel safer on public WiFi
H2 More power to you.
H2 Monitor watches for account breaches
H2 Lockwise remembers passwords for you
H2 Our collective privacy problem is not your fault
H2 ISPs lied to Congress to spread confusion about encrypted DNS, Mozilla says
H2 Mozilla Asks Congress to Investigate ISPs Data Collection Practices
H2 Here's how to see who's tracking you across the Web right now
H2 Spoke: the Architecture Kit
H2 Princesses make terrible passwords
H2 Support a healthy internet.
H2 No soup for these friendly passwords
H2 Troubleshoot keyboard accessibility
H2 Open source. Open minds.
H2 The Firefox browser made for developers
H2 Have a minute? Donate your voice
H2 Privacy over profit
H2 The account that protects you rather than profits off you.
H3 Take back your privacy
H3 Empty heading
H3 Firefox is more than a browser
H3 What we're reading:
H3 Love the Web?
H3 Thanks!
H4 Firefox Desktop Browser
H4 Firefox Mobile Browsers
H4 Pocket by Firefox
H4 Your Firefox Account
H4 Firefox for Enterprise
H4 Firefox for Fire TV
H4 Common Voice
H4 Firefox Reality
H4 Web of Things (IoT)
H4 Hubs
H4 Firefox Developer Edition Duplicate text
H4 Firefox Beta
H4 Firefox Nightly
H4 Developer Innovations
H4 Resources
H4 Mozilla
H4 Careers
H4 Get involved
H5 Company
H5 Developers
H5 Resources Duplicate text
H5 Product Help
Some internal link anchor texts are too long.
Some anchor texts are used more than once.
The amount of internal links is ok.
All internal links don't have dynamic parameters.
There are too many external links (145) on this page.
LinkAttributesAnchor text
https://www.mozilla.org/en-US/Mozilla
https://download.mozilla.org/?...External Subdomain Windows 64-bit
https://download.mozilla.org/?...External Subdomain Windows 64-bit MSI
https://download.mozilla.org/?...External Subdomain Windows 32-bit
https://download.mozilla.org/?...External Subdomain Windows 32-bit MSI
https://download.mozilla.org/?...External Subdomain macOS
https://download.mozilla.org/?...External Subdomain Linux 64-bit
https://download.mozilla.org/?...External Subdomain Linux 32-bit
https://play.google.com/store/...External Subdomain Android
https://itunes.apple.com/us/ap...External Subdomain iOS
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 64-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 64-bit MSI
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 32-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 32-bit MSI
https://download.mozilla.org/?...External Subdomain Text duplicate macOS
https://download.mozilla.org/?...External Subdomain Text duplicate Linux 64-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Linux 32-bit
https://play.google.com/store/...External Subdomain Text duplicate Android
https://itunes.apple.com/us/ap...External Subdomain Text duplicate iOS
/en-US/firefox/system-requirem...requirements
https://support.mozilla.org/kb...External Subdomain Text duplicate requirements
https://support.mozilla.org/kb...External Subdomain these instructions
/firefox/download/thanks/Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
https://play.google.com/store/...External Subdomain Text duplicate Download Firefox
https://itunes.apple.com/us/ap...External Subdomain Text duplicate Download Firefox
/en-US/privacy/firefox/Firefox Privacy Notice
https://accounts.firefox.com/s...External Subdomain Get a Firefox Account
/en-US/firefox/accounts/Check out the Benefits
/en-US/firefox/Firefox
/en-US/firefox/new/Firefox Desktop Browser Get the browser that gives more power to you on Windows, macOS or Linux.
/en-US/firefox/new/Download
/en-US/firefox/New Features
https://addons.mozilla.org/fir...External Subdomain Extensions
https://support.mozilla.org/pr...External Subdomain Support
/en-US/privacy/firefox/Privacy
/en-US/firefox/mobile/Firefox Mobile Browsers Take Firefox and Firefox Focus with you. For Android and iOS.
/en-US/firefox/mobile/Get Firefox
/en-US/firefox/mobile/Get Firefox Focus
/en-US/firefox/mobile/Text duplicate New Features
https://addons.mozilla.org/and...External Subdomain Android Extensions
https://support.mozilla.org/pr...External Subdomain iOS Support
https://support.mozilla.org/pr...External Subdomain Android Support
https://getpocket.com/firefox_...External Pocket by Firefox Save content. Absorb knowledge.
/en-US/firefox/accounts/Your Firefox Account Make the most of your Firefox experience, across every device.
/en-US/firefox/enterprise/Firefox for Enterprise Same speed and safety you trust, designed just for business.
https://www.amazon.com/Mozilla...External Firefox for Fire TV Watch videos and browse the internet on your Amazon Fire TV.
https://addons.mozilla.org/fir...External Subdomain Add-ons Learn how to customize the way Firefox works.
https://iot.mozilla.org/?utm_s...External Subdomain Projects
https://voice.mozilla.org/?utm...External Subdomain Common Voice Donate your voice to help make voice recognition open to everyone.
https://mixedreality.mozilla.o...External Subdomain Firefox Reality Experience augmented and virtual reality with Firefox.
https://iot.mozilla.org/?utm_s...External Subdomain Web of Things (IoT) Make devices connected to the internet safe, secure and interoperable.
https://hubs.mozilla.com/?utm_...External Subdomain Hubs Meet people in experimental Mixed Reality chatrooms with Firefox.
https://blog.mozilla.org/blog/...External Subdomain Mozilla WebVR Mozilla brings Firefox to augmented and virtual reality.
https://developer.mozilla.com/External Subdomain Developers
/en-US/firefox/developer/Firefox Developer Edition Firefox, built just for developers.
/en-US/firefox/channel/desktop/Firefox Beta Test soon-to-be-released features in our most stable pre-release build.
/en-US/firefox/channel/desktop/Firefox Nightly Preview the latest build of Firefox and help us make it the best.
https://developer.mozilla.com/...External Subdomain Developer Innovations Projects that help keep the internet open and accessible for all.
https://research.mozilla.org/w...External Subdomain Web Assembly
https://research.mozilla.org/r...External Subdomain Rust
https://mixedreality.mozilla.o...External Subdomain Mixed Reality
https://developer.mozilla.org/...External Subdomain Resources Resources for developers, by developers.
https://developer.mozilla.org/...External Subdomain MDN Web Docs
https://mozilladevelopers.gith...External Subdomain Firefox Playground
https://hacks.mozilla.org/?utm...External Subdomain Developer Blog
/en-US/moss/Mozilla Open Source Support (MOSS)
/en-US/firefox/developer/Firefox Developer Edition Build, test, scale and more with the only browser built just for developers.
/en-US/about/About
/en-US/about/Mozilla Meet the technology company that puts people before profit.
/en-US/about/Text duplicate About
/en-US/about/leadership/Leadership
https://foundation.mozilla.org...External Subdomain Mozilla Foundation
/en-US/mission/Mission
https://blog.mozilla.org/press...External Subdomain Press Center
/en-US/contact/Contact
https://careers.mozilla.org/?u...External Subdomain Careers Work for a mission-driven organization that builds purpose-driven products.
/en-US/contribute/Get involved Join the fight for a healthy internet.
https://events.mozilla.org/?ut...External Subdomain Events
https://donate.mozilla.org/en-...External Subdomain Donate
/en-US/about/manifesto/Mozilla Manifesto Your right to security and privacy on the internet is fundamental – never optional.
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 64-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 64-bit MSI
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 32-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 32-bit MSI
https://download.mozilla.org/?...External Subdomain Text duplicate macOS
https://download.mozilla.org/?...External Subdomain Text duplicate Linux 64-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Linux 32-bit
https://play.google.com/store/...External Subdomain Text duplicate Android
https://itunes.apple.com/us/ap...External Subdomain Text duplicate iOS
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 64-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 64-bit MSI
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 32-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 32-bit MSI
https://download.mozilla.org/?...External Subdomain Text duplicate macOS
https://download.mozilla.org/?...External Subdomain Text duplicate Linux 64-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Linux 32-bit
https://play.google.com/store/...External Subdomain Text duplicate Android
https://itunes.apple.com/us/ap...External Subdomain Text duplicate iOS
/en-US/firefox/system-requirem...Text duplicate requirements
https://support.mozilla.org/kb...External Subdomain Text duplicate requirements
https://support.mozilla.org/kb...External Subdomain Text duplicate these instructions
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
https://play.google.com/store/...External Subdomain Firefox for Android
https://itunes.apple.com/us/ap...External Subdomain Firefox for iOS
/en-US/privacy/firefox/Text duplicate Firefox Privacy Notice
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 64-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 64-bit MSI
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 32-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 32-bit MSI
https://download.mozilla.org/?...External Subdomain Text duplicate macOS
https://download.mozilla.org/?...External Subdomain Text duplicate Linux 64-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Linux 32-bit
https://play.google.com/store/...External Subdomain Text duplicate Android
https://itunes.apple.com/us/ap...External Subdomain Text duplicate iOS
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 64-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 64-bit MSI
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 32-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 32-bit MSI
https://download.mozilla.org/?...External Subdomain Text duplicate macOS
https://download.mozilla.org/?...External Subdomain Text duplicate Linux 64-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Linux 32-bit
https://play.google.com/store/...External Subdomain Text duplicate Android
https://itunes.apple.com/us/ap...External Subdomain Text duplicate iOS
/en-US/firefox/system-requirem...Text duplicate requirements
https://support.mozilla.org/kb...External Subdomain Text duplicate requirements
https://support.mozilla.org/kb...External Subdomain Text duplicate these instructions
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
https://play.google.com/store/...External Subdomain Text duplicate Firefox for Android
https://itunes.apple.com/us/ap...External Subdomain Text duplicate Firefox for iOS
/en-US/privacy/firefox/Text duplicate Firefox Privacy Notice
/en-US/firefox/accounts/Meet the Family
/en-US/firefox/accounts/Learn More
https://blog.mozilla.org/blog/...External Subdomain Video Get 2,000+ trackers off your trail Thousands of trackers follow you around the internet every day. Firefox blocks them automatically.
https://blog.mozilla.org/blog/...External Subdomain Learn more
https://foundation.mozilla.org...External Subdomain Privacy *Privacy Not Included Featuring this holiday's most requested gifts, our 2019 buyer's guide reviews over 70 connected products against our minimum se...
https://blog.mozilla.org/firef...External Subdomain Enhanced Tracking Protection Don't let your gifts get spoiled Keep your holiday shopping under wraps. Give trackers and advertisers a lump of coal instead.
/firefox/flashback/Firefox That's a wrap Take a look back at your year online. What you find might surprise you.
https://fpn.firefox.com/?utm_s...External Subdomain Privacy Feel safer on public WiFi Secure your network connection with our new service — especially handy while traveling and using airport and coffee shop Wi...
/en-US/about/Learn more about us
https://monitor.firefox.com/?u...External Subdomain Security Monitor watches for account breaches See if you've been part of an online data breach. Search for your email address in public data breaches going b...
/firefox/lockwise/Video Lockwise remembers passwords for you Manage your passwords safely, and take them everywhere you go with Firefox Lockwise.
/firefox/lockwise/Text duplicate Learn more
https://getpocket.com/@MozillaHQExternal Subscribe
https://www.fastcompany.com/90...External fastcompany.com Our collective privacy problem is not your fault
https://arstechnica.com/tech-p...External arstechnica.com ISPs lied to Congress to spread confusion about encrypted DNS, Mozilla says
https://www.vice.com/en_us/art...External vice.com Mozilla Asks Congress to Investigate ISPs Data Collection Practices
https://www.usatoday.com/story...External usatoday.com Here's how to see who's tracking you across the Web right now
https://blog.mozvr.com/year-wi...External Subdomain Emerging Technologies Spoke: the Architecture Kit Creators can access 400+ different pieces that are designed to be used together to create beautiful, immers...
https://blog.mozilla.org/firef...External Subdomain Tips Princesses make terrible passwords Within a week of launch, thousands of poor unfortunate souls reported that their Disney+ passwords were hacked. But w...
https://foundation.mozilla.org...External Subdomain Visit the Mozilla Foundation
https://blog.mozilla.org/firef...External Subdomain Tips No soup for these friendly passwords If you're using your favorite sport, sitcom or state as your passwords, 1) you're not alone, and 2) you need to cha...
https://developer.mozilla.org/...External Subdomain Tutorial Troubleshoot keyboard accessibility Do you know a bit about accessibility and want to start keyboard testing, but not sure where to start? This vide...
https://developer.mozilla.org/...External Subdomain Text duplicate Learn more
https://labs.mozilla.org/?utm_...External Subdomain Explore Mozilla technology
/firefox/developer/Developers The Firefox browser made for developers Get the latest features, fast performance and the development tools you need to build for the open web.
https://voice.mozilla.org/?utm...External Subdomain Emerging Technologies Have a minute? Donate your voice We launched Common Voice, a project to help make voice recognition open and accessible to everyone. Sh...
/en-US/privacy/websites/this Privacy Notice
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 64-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 64-bit MSI
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 32-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 32-bit MSI
https://download.mozilla.org/?...External Subdomain Text duplicate macOS
https://download.mozilla.org/?...External Subdomain Text duplicate Linux 64-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Linux 32-bit
https://play.google.com/store/...External Subdomain Text duplicate Android
https://itunes.apple.com/us/ap...External Subdomain Text duplicate iOS
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 64-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 64-bit MSI
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 32-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Windows 32-bit MSI
https://download.mozilla.org/?...External Subdomain Text duplicate macOS
https://download.mozilla.org/?...External Subdomain Text duplicate Linux 64-bit
https://download.mozilla.org/?...External Subdomain Text duplicate Linux 32-bit
https://play.google.com/store/...External Subdomain Text duplicate Android
https://itunes.apple.com/us/ap...External Subdomain Text duplicate iOS
/en-US/firefox/system-requirem...Text duplicate requirements
https://support.mozilla.org/kb...External Subdomain Text duplicate requirements
https://support.mozilla.org/kb...External Subdomain Text duplicate these instructions
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
/firefox/download/thanks/Text duplicate Download Firefox
https://play.google.com/store/...External Subdomain Text duplicate Firefox for Android
https://itunes.apple.com/us/ap...External Subdomain Text duplicate Firefox for iOS
/en-US/privacy/firefox/Text duplicate Firefox Privacy Notice
/en-US/firefox/accounts/Text duplicate Learn More
https://www.mozilla.org/en-US/Text duplicate Mozilla
/en-US/about/Text duplicate About
https://blog.mozilla.org/press/External Subdomain Text duplicate Press Center
https://careers.mozilla.org/?u...External Subdomain Careers
/en-US/firefox/channel/desktop/Test New Features
https://developer.mozilla.org/...External Subdomain Text duplicate MDN Web Docs
https://developer.mozilla.org/...External Subdomain Tools
/en-US/privacy/Text duplicate Privacy
/en-US/contact/Text duplicate Contact
https://support.mozilla.org/?u...External Subdomain Text duplicate Support
https://bugzilla.mozilla.org/External Subdomain File a Bug
https://www.mozilla.org/locales/Language
https://twitter.com/mozillaExternal Twitter (@mozilla)
https://www.instagram.com/mozi...External Instagram (@mozilla)
https://www.mozilla.org/en-US/Mozilla Corporation's
https://foundation.mozilla.org/External Subdomain Text duplicate Mozilla Foundation
/en-US/foundation/licensing/we...Creative Commons license
/en-US/privacy/Text duplicate Privacy
/en-US/privacy/websites/Website Privacy Notice
/en-US/privacy/websites/Cookies
/en-US/about/legal/Legal
/en-US/about/governance/polici...Community Participation Guidelines

Server configuration

HTTP redirects
(Critically important)
This website redirects to "https://www.mozilla.org/en-US/"
HTTP header
(Important)
The HTML page should be transferred using GZip compression.
No X-Powered HTTP header is sent.
Performance
(Somewhat important)
This website loads 5 javascript files. This may affect the load time negatively.
The page response time is excellent with 0.09 seconds.
This website only loads 2 CSS files. That's ok.
The file size of the HTML document is fine (178 kB).

HTTP Response Header

NameValue
dateSun, 23 Feb 2020 07:28:21 GMT
content-typetext/html; charset=utf-8
content-length182623
connectionkeep-alive
cache-controlmax-age=600
content-security-policyimg-src 'self' *.mozilla.net *.mozilla.org *.mozilla.com data: mozilla.org www.googletagmanager.com www.google-analytics.com adservice.google.com adservice.google.de adservice.google.dk creativecommons.org cdn-3.convertexperiments.com logs.convertexperiments.com ad.doubleclick.net; connect-src 'self' *.mozilla.net *.mozilla.org *.mozilla.com www.googletagmanager.com www.google-analytics.com logs.convertexperiments.com https://accounts.firefox.com/ https://accounts.firefox.com.cn/; style-src 'self' *.mozilla.net *.mozilla.org *.mozilla.com 'unsafe-inline' app.convert.com; script-src 'self' *.mozilla.net *.mozilla.org *.mozilla.com 'unsafe-inline' 'unsafe-eval' www.googletagmanager.com www.google-analytics.com tagmanager.google.com www.youtube.com s.ytimg.com cdn-3.convertexperiments.com app.convert.com data.track.convertexperiments.com 1003350.track.convertexperiments.com 1003343.track.convertexperiments.com; child-src www.googletagmanager.com www.google-analytics.com www.youtube-nocookie.com trackertest.org www.surveygizmo.com accounts.firefox.com accounts.firefox.com.cn www.youtube.com; default-src 'self' *.mozilla.net *.mozilla.org *.mozilla.com; frame-src www.googletagmanager.com www.google-analytics.com www.youtube-nocookie.com trackertest.org www.surveygizmo.com accounts.firefox.com accounts.firefox.com.cn www.youtube.com
etag"99565bd2ce62a34edecdbcd7113a939f"
expiresSun, 23 Feb 2020 07:30:22 GMT
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x-clacks-overheadGNU Terry Pratchett
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External factors

Blacklists
(Critically important)
This website is not classified "for adult only".
This website is not listed on the Shallalist.
This website is referenced by wikipedia.
This website has excellent links from other websites.
This website has backlinks from 4,137 referring domains.
This website has 1,295,610 backlinks.
This website has backlinks from 3,406 different ip addresses.
Facebook popularity
(Somewhat important)
This website has social activity like shares, comments or likes on facebook.
Listed on Webwiki
(Nice to have)
This website is listed on Webwiki.

Robots.txt

user-agent: LinkChecker
disallow:
crawl-delay: 1
user-agent: *
disallow: /*/firstrun/
disallow: /*/newsletter/existing/
disallow: /*/whatsnew/
disallow: /*/etc/
Sitemap: https://www.mozilla.org/sitemap.xml

Facebook popularity

Shares / Likes / Comments
48,451

Only the data for the given URL is shown. We cannot determine the social actions for a linked fan page.

Search preview

Internet for people, not profit — Mozilla
https://www.mozilla.org/en-US/
Mozilla is the not-for-profit behind the lightning fast Firefox browser. We put people over profit to give everyone more power online.

Most important keywords

Seobility found the following keywords. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
profit73%Check
profit Mozilla69%Check
people68%Check
Mozilla66%Check
internet61%Check
Mozilla Firefox60%Check
PEOPLE before PROFIT55%Check
Firefox55%Check
Firefox Browser52%Check
Browser49%Check

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