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Would you like to switch to the entire w3.org domain? There are 3,169,404,682 external backlinks.

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External
Backlinks

1,681,236,697

Referring
Domains

873,173

Referring
IPs

356,223

Referring
Subnets

124,828

In the last 5 years

5,890,476,406

5,321,387

1,171,481

262,483

Homepage Title

The W3C Markup Validation Service

Educational Ref. Backlinks

11,929,710

Governmental Ref. Backlinks

19,926,292

Educational Ref. Domains

6,081

Governmental Ref. Domains

3,800

Indexed URLs

40,867,347

Position in Majestic Million

35

Backlink History


Chart shows the External Backlinks reviewed over the last 90 days.

Chart shows the Referring Domains reviewed over the last 90 days.

Backlink Breakdown

Anchor Text

The charts below easily show the backlink breakdown for the different types of backlinks that link to this Domain/Subdomain/URL.


Chart Data

See more results on the Anchor Text tab, where you can drill down into each keyword and find the Referring Domains and External Backlinks that use that Keyword.

The above chart may have cropped text due to size restrictions, for full details visit the Anchor Text tab. We explain how this is created in the FAQs.

Backlinks

See more results in the Backlinks tab, or get even more data by creating a report.

Compare Backlinks

# URLs URL Flow Metrics Link
Type
First Indexed
Last Seen
Date Lost
Trust
Flow
Citation
Flow
1
tetanus (lockjaw)
97 95 Deleted 13 Mar 2015
13 Mar 2015
27 Mar 2015
2
xhtml
87 96 27 Mar 2015
27 Mar 2015
-
3
Image Alt text icon valid xhtml 1.0 transitional
77 98 Image
Deleted
24 Mar 2015
24 Mar 2015
27 Mar 2015
4
Image Alt text icon valid xhtml 1.1!
90 82 Image
Deleted
27 Mar 2015
27 Mar 2015
27 Mar 2015
5
login
87 82 NoFollow
Deleted
25 Mar 2015
25 Mar 2015
27 Mar 2015

Pages

See more stats for validator.w3.org on the Pages tab, or get even more data from our Reports.

# Page External Backlinks Referring Domains Flow Metrics Date
Trust
Flow
Citation
Flow
1
Title: http://validator.w3.org/check?uri=referer
505,290,522 432,333 95 95 27 Mar 2015
2
Title: http://validator.w3.org/check/referer
1,025,344,192 334,611 93 92 27 Mar 2015
3
Title: The W3C Markup Validation Service
11,629,810 54,908 86 73 27 Mar 2015
4
Title: http://validator.w3.org/checklink
314,282 6,126 71 57 27 Mar 2015
5
Title: W3C Feed Validation Service, for Atom and RSS
10,186,547 3,237 70 61 27 Mar 2015

Report created on 29 Mar 2015 using data from the Fresh Index built on 28 Mar 2015