Random.org - SEO Checker

Overview of the SEO Check
Meta information
77% 
Page quality
52% 
Page structure
100% 
Link structure
78% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.16 s
File size
19.50 kB
Words
953
Media files
4
Number of links
123 internal / 7 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
RANDOM.ORG - True Random Number Service
The length of the page title is perfect. (433 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
RANDOM.ORG offers true random numbers to anyone on the Internet. The randomness comes from atmospheric noise, which for many purposes is better than the pseudo-random number algorithms typically used in computer programs.
The meta description is too long: 1467 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is 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)
There are no alternate links specified on this page.
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 XHTML 1.0 Transitional is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
No favicon is linked in the HTML code.

Meta tags

NameValue
viewportwidth=device-width
application-nameRANDOM.ORG
Keywordstrue random numbers
descriptionRANDOM.ORG offers true random numbers to anyone on the Internet. The randomness comes from atmospheric noise, which for many purposes is better than the pseudo-random number algorithms typically used in computer programs.
authorMads Haahr
langen
Content-Typetext/html; charset=utf-8

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Page quality

Content
(Critically important)
The average number of words per sentence of 49.07 words is high.
This page contains 953 words. That's ok.
27.1% 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.
10 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
There are no duplicates on the site.
Frames
(Critically important)
This website does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width" is provided.
At least one Apple touch icon is specified.
This website only loads 3 JavaScript files. That's good!
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 19 tags for this page.
Image SEO
(Somewhat important)
Alt text (alternative text) is correctly used on all found images.
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
/graphics/nuvola/learn.pngLearn about Randomness
/graphics/nuvola/graph.pngStatistics
/graphics/nuvola/help.gifContact and Help

Page structure

H1 heading
(Critically important)
True Random Number Service
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 True Random Number Service
H2 What's this fuss about true randomness?
H3 Games and Lotteries
H3 Random Drawings
H3 Numbers
H3 Lists and Strings and Maps, Oh My!
H3 Web Tools and Widgets for Your Pages
H3 Learn about Randomness
H3 Statistics
H3 Contact and Help
Some anchor texts are used more than once.
The amount of internal links is ok.
None of the anchor texts is too long.
All internal links don't have dynamic parameters.
There are 7 external links on this page.
LinkAttributesAnchor text
https://www.random.org/Home
https://www.random.org/Games
/quick-pick/Lottery Quick Pick
https://www.random.org/keno/Keno Quick Pick
https://www.random.org/coins/Coin Flipper
https://www.random.org/dice/Dice Roller
/playing-cards/Playing Card Shuffler
/birdie-funds/Birdie Fund Generator
https://www.random.org/Numbers
https://www.random.org/integers/Integers
https://www.random.org/sequences/Sequences
/integer-sets/Integer Sets
/gaussian-distributions/Gaussian Numbers
/decimal-fractions/Decimal Fractions
https://www.random.org/bytes/Raw Bytes
https://www.random.org/Lists & More
https://www.random.org/lists/List Randomizer
https://www.random.org/strings/Strings
https://www.random.org/passwords/Passwords
/clock-times/Clock Times
/calendar-dates/Calendar Dates
/geographic-coordinates/Geographic Coordinates
https://www.random.org/bitmaps/Bitmaps
https://www.random.org/colors/hexHex Color Codes
https://www.random.org/files/Pregenerated Files
/jazz-scales/Jazz Scales
/audio-noise/Pure White Audio Noise
https://www.random.org/lessness/Samuel Beckett
https://www.random.org/Drawings
https://www.random.org/faq/How to Pick a Winner (FREE)
https://www.random.org/draws/Third-Party Draw Service
/guides/draws/Step by Step Guide
/guides/video1/Step by Step Video
/draws/pricing/Price Calculator
/draws/records/Public Records
/draws/description/Terms and Conditions
https://www.random.org/faq/Drawing FAQ
https://www.random.org/Web Tools
https://www.random.org/widgets/Widgets for Your Pages
https://api.random.org/External Subdomain API for Automated Clients
/clients/http/Old API for Automated Clients
https://www.random.org/clients/Old Guidelines for Automated Clients
/banned-hosts/Banned Hosts
https://www.random.org/Statistics
/statistics/Real-Time Statistics
/statistics/browser/Graph Browser
https://www.random.org/analysis/Testing Random Numbers
https://www.random.org/bit-tally/Total Bit Tally
https://www.random.org/quota/Your Quota
/testimonials/Testimonials
/testimonials/lotteries/Lotteries and Drawings
/testimonials/games/Games and Gambling
/testimonials/sampling/Random Sampling
/testimonials/simulation/Simulation and Modelling
/testimonials/security/Security
/testimonials/arts/The Arts
/testimonials/miscellaneous/Miscellaneous
https://www.random.org/Learn More
https://www.random.org/company/About & Contact
https://www.random.org/terms/Text duplicate Terms and Conditions
https://www.random.org/faq/FAQ
/randomness/Introduction to Randomness
https://www.random.org/history/History of RANDOM.ORG
/acknowledgements/Acknowledgements
https://www.random.org/media/Media and Scientific Citations
/newsletter/Newsletter
/quotations/Quotations about Randomness
https://www.random.org/news/What's New!
https://www.random.org/account/Login
https://www.random.org/mads/Dr Mads Haahr
http://www.scss.tcd.ie/External School of Computer Science and Statistics
http://www.tcd.ie/External Trinity College, Dublin
https://www.random.org/company/Randomness and Integrity Services Ltd
/quick-pick/Text duplicate Lottery Quick Pick
https://www.random.org/keno/Text duplicate Keno Quick Pick
https://www.random.org/coins/Text duplicate Coin Flipper
https://www.random.org/dice/Text duplicate Dice Roller
/playing-cards/Text duplicate Playing Card Shuffler
/birdie-funds/Text duplicate Birdie Fund Generator
https://www.random.org/faq/Anchor Q3.1 in the FAQ
https://www.random.org/draws/Text duplicate Third-Party Draw Service
/guides/draws/Text duplicate Step by Step Guide
/guides/video1/Text duplicate Step by Step Video
/draws/pricing/Text duplicate Price Calculator
https://www.random.org/faq/Anchor Text duplicate Drawing FAQ
/draws/records/Text duplicate Public Records
/widgets/draws/Drawing Result Widget
https://giveaways.random.org/External Subdomain Multi-Round Giveaway Service
https://www.random.org/integers/Integer Generator
https://www.random.org/sequences/Sequence Generator
/integer-sets/Integer Set Generator
/gaussian-distributions/Gaussian Generator
/decimal-fractions/Decimal Fraction Generator
https://www.random.org/bytes/Raw Random Bytes
https://www.random.org/lists/Text duplicate List Randomizer
https://www.random.org/strings/String Generator
https://www.random.org/passwords/Password Generator
/clock-times/Clock Time Generator
/calendar-dates/Calendar Date Generator
/geographic-coordinates/Geographic Coordinate Generator
https://www.random.org/bitmaps/Text duplicate Bitmaps
https://www.random.org/colors/hexHexadecimal Color Code Generator
https://www.random.org/files/Text duplicate Pregenerated Files
/audio-noise/Text duplicate Pure White Audio Noise
/jazz-scales/Text duplicate Jazz Scales
https://www.random.org/lessness/Text duplicate Samuel Beckett
http://www.cellbiol.com/script...External DNA Protein Sequence Randomizer
/widgets/integers/Integer Widget Wizard
/widgets/draws/Draw Widget Wizard
/clients/http/HTTP API
https://www.random.org/clients/Guidelines
/banned-hosts/Text duplicate Banned Hosts
/randomness/Text duplicate Introduction to Randomness
https://www.random.org/history/History
/testimonials/Many Testimonials
/acknowledgements/Text duplicate Acknowledgements
/quotations/Quotations
https://www.random.org/media/Media Coverage and Scientific Citations
https://www.random.org/news/News
/statistics/Text duplicate Real-Time Statistics
https://www.random.org/analysis/Statistical Analysis
https://www.random.org/bit-tally/Bit Tally
https://www.random.org/quota/Text duplicate Your Quota
https://www.random.org/faq/Text duplicate FAQ
/newsletter/Text duplicate Newsletter
https://www.random.org/mads/Contact Details
https://twitter.com/RandomOrgExternal Twitter
https://www.facebook.com/RANDO...External Facebook
https://www.random.org/terms/Text duplicate Terms and Conditions
https://www.random.org/company/About Us

Server configuration

HTTP redirects
(Critically important)
This website redirects to "https://www.random.org/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This website uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time is excellent with 0.16 seconds.
This website only loads 1 CSS files. That's ok.
This website only loads 3 JavaScript files. That's good!
The file size of the HTML document is fine (20 kB).

HTTP Response Header

NameValue
dateWed, 22 Apr 2020 03:56:33 GMT
content-typetext/html; charset=UTF-8
content-length5235
connectionkeep-alive
x-frame-optionsSAMEORIGIN
content-security-policyframe-ancestors 'self'
x-xss-protection1
set-cookie127 Characters
set-cookie121 Characters
rdo-authenticated-login-
varyAccept-Encoding
content-encodinggzip
x-content-type-optionsnosniff
access-control-allow-origin*
access-control-allow-headersOrigin, X-Requested-With, Content-Type, Accept
cf-cache-statusDYNAMIC
expect-ctmax-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-securitymax-age=31536000; includeSubDomains; preload
servercloudflare
cf-ray587c6a6529c5d6e9-FRA
cf-request-id0241a0d33c0000d6e9070de200000001
statuscode200
http_versionHTTP/1.1

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 24,322 referring domains.
This website has 1,574,586 backlinks.
This website has backlinks from 18,210 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: *
Disallow: /jobs/
Disallow: /trails/
Disallow: /draws/show-entrants/
Disallow: /draws/download/
Disallow: /preview/
Disallow: /error/

Facebook popularity

Shares / Likes / Comments
769,232

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

Search preview

www.random.org
RANDOM.ORG - True Random Number Service
RANDOM.ORG offers true random numbers to anyone on the Internet. The randomness comes from atmospheric noise, which for many purposes is better than the pseudo-random number algorithms typically used in computer programs.

Most important keywords

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

KeywordResultRecheck
Random86%Check
Random Number80%Check
True Random80%Check
True Random Number Service73%Check
true random numbers66%Check
ORG63%Check
Random Numbers61%Check
RANDOM.ORG offers true random58%Check
offers true random numbers58%Check
Random Drawings54%Check

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