Iana.org - SEO Checker

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Overview of the SEO Check
Meta information
70% 
Page quality
50% 
Page structure
100% 
Link structure
96% 
Server
97% 
External factors
100% 
SEO Score
Response time
0.45 s
File size
6.00 kB
Words
174
Media files
0
Number of links
30 internal / 4 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Internet Assigned Numbers Authority
The length of the page title is perfect. (328 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is missing.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://iana.org/
The specified canonical link points to a different page.
Language
(Somewhat important)
Language detected in text: en
Server location: United States of America
The language is not specified in the HTML markup.
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 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
Content-typetext/html; charset=UTF-8
charsetutf-8

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Page quality

Content
(Critically important)
There are only 174 words on this page. Use at least 250 words to provide useful information.
23% 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.
4 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 12.29 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "width=device-width, initial-scale=1" is provided.
This page only loads 2 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 6 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

No media files were found.

Page structure

H1 heading
(Critically important)
Internet Assigned Numbers Authority
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Internet Assigned Numbers Authority
H2 Domain Names
H2 Number Resources
H2 Protocol Assignments
Some anchor texts are used more than once.
The number of internal links is ok.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 4 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.iana.org/about/Learn more.
https://www.iana.org/domainsDomain Names
https://www.iana.org/domains/rootRoot Zone Management
/domains/root/dbDatabase of Top Level Domains
https://www.iana.org/domains/int.int Registry
https://www.iana.org/domains/arpa.arpa Registry
/domains/idn-tablesIDN Practices Repository
https://www.iana.org/numbersNumber Resources
https://www.iana.org/numbersIP Addresses & AS Numbers
https://www.iana.org/abuseNetwork abuse information
https://www.iana.org/protocolsProtocol Assignments
https://www.iana.org/protocolsProtocol Registries
/protocols/applyApply for an assignment
https://www.iana.org/time-zonesTime Zone Database
https://www.iana.org/domainsText duplicate Domain Names
https://www.iana.org/domains/rootRoot Zone Registry
https://www.iana.org/domains/int.INT Registry
https://www.iana.org/domains/arpa.ARPA Registry
/domains/idn-tablesIDN Repository
https://www.iana.org/numbersText duplicate Number Resources
https://www.iana.org/abuseAbuse Information
https://www.iana.org/protocolsProtocols
https://www.iana.org/protocolsText duplicate Protocol Registries
https://www.iana.org/time-zonesText duplicate Time Zone Database
https://www.iana.org/aboutAbout Us
https://www.iana.org/reportsReports
https://www.iana.org/performancePerformance
https://www.iana.org/reviewsReviews
/about/excellenceExcellence
https://www.iana.org/contactContact Us
http://pti.icann.org/External Subdomain Public Technical Identifiers
http://www.icann.org/External Subdomain ICANN
https://www.icann.org/privacy/...External Subdomain Privacy Policy
https://www.icann.org/privacy/tosExternal Subdomain Terms of Service

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.iana.org/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time of 0.45 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
This page only loads 1 CSS files. That's ok.
This page only loads 2 JavaScript files. That's good!
The file size of the HTML document is fine (6 kB).

HTTP Response Header

NameValue
dateSat, 28 Sep 2024 15:20:25 GMT
serverApache
varyAccept-Encoding
last-modifiedFri, 09 Jun 2023 00:31:13 GMT
x-frame-optionsDENY
x-content-type-optionsnosniff
referrer-policysame-origin
cross-origin-opener-policysame-origin
expiresSat, 28 Sep 2024 16:16:51 GMT
age1625
content-encodinggzip
cache-controlpublic, max-age=3600
content-security-policyupgrade-insecure-requests; default-src 'self' https://*.iana.org; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://www.google.com https://cse.google.com https://clients1.google.com; style-src 'self' 'unsafe-inline' https://www.google.com; child-src 'self' https://www.youtube.com https://clients1.google.com https://cse.google.com https://www.google.com/; img-src 'self' https://data.iana.org https://www.iana.org https://www.google.com https://www.googleapis.com https://clients1.google.com https://*.gstatic.com;
content-length1664
content-typetext/html; charset=UTF-8
strict-transport-securitymax-age=48211200; preload
statuscode200
http_versionHTTP/1.1

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 73,188 referring domains.
This page has 6,926,856 backlinks.
This page has backlinks from 39,024 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-agent: *
Disallow:

Similar sites

Search preview

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
Number66%Check
Internet62%Check
Numbers62%Check
Assigned62%Check
Authority62%Check
Internet Assigned Numbers62%Check
Assigned Numbers Authority62%Check
Internet Assigned Numbers Authority61%Check
IANA46%Check
protocol38%Check
Show more keywords and terms

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