Issues reported for World Wide Web Consortium home
About the page
- URL: https://www.w3.org/
- Tested 190 days ago on 2026-05-04 at 17:28 by job
260504T1700-j59 - Rule engines: 10 called, 10 able to test, violations reported by 9
- Results: 185 violations, 117 violators, 37 issues
- Download the full technical report (JSON)
History
This is the only available report about the page.
Issues reported
Highest priority: 12
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link not named
- Why it matters: User cannot get help understanding what a link points to
- Priority: highest
- Related WCAG standard: 2.4.4
- Reported by 3 rule engines (HTML CodeSniffer + QualWeb + WAVE)
- Results: 3 violations, 1 violator
-
no video text alternative
- Why it matters: User cannot get help reading video content as text
- Priority: highest
- Related WCAG standard: 1.2.2
- Reported by 2 rule engines (Axe + QualWeb)
- Results: 7 violations, 1 violator
-
figure not named
- Why it matters: User cannot get help on the topic of a figure
- Priority: highest
- Related WCAG standard: 1.1.1
- Reported by 1 rule engine (Accessibility Checker)
- Results: 6 violations, 6 violators
-
contrast poor
- Why it matters: Content is difficult to understand
- Priority: highest
- Related WCAG standard: 1.4.3
- Reported by 1 rule engine (Alfa)
- Results: 6 violations, 6 violators
-
audio or video caption track missing
- Why it matters: User cannot get help reading speech as text
- Priority: highest
- Related WCAG standard: 1.2.1
- Reported by 1 rule engine (ASLint)
- Results: 1 violation, 1 violator
-
video alternative missing
- Why it matters: User cannot get help consuming a video recording as text or speech
- Priority: highest
- Related WCAG standard: 1.2.1
- Reported by 1 rule engine (ASLint)
- Results: 1 violation, 1 violator
-
presentation element has child
- Why it matters: Keyboard-only user cannot reach an item intended to be reachable
- Priority: highest
- Related WCAG standard: 1.3.1
- Reported by 1 rule engine (HTML CodeSniffer)
- Results: 1 violation, 1 violator
-
video transcript missing
- Why it matters: User cannot get help reading video content as text
- Priority: highest
- Related WCAG standard: 1.2.1
- Reported by 1 rule engine (QualWeb)
- Results: 1 violation, 1 violator
-
video audio track missing
- Why it matters: User cannot get help hearing video content as speech
- Priority: highest
- Related WCAG standard: 1.2.1
- Reported by 1 rule engine (QualWeb)
- Results: 1 violation, 1 violator
-
video audio description missing
- Why it matters: User cannot get help hearing video content as speech
- Priority: highest
- Related WCAG standard: 1.2.5
- Reported by 1 rule engine (QualWeb)
- Results: 1 violation, 1 violator
-
audio track missing
- Why it matters: User cannot get help reading speech as text
- Priority: highest
- Related WCAG standard: 1.2.1
- Reported by 1 rule engine (QualWeb)
- Results: 2 violations, 1 violator
-
Tab-focusable elements wrong
- Why it matters: Item selections by a keyboard-only user are useless or impossible
- Priority: highest
- Related WCAG standard: 2.1.1
- Reported by 1 rule engine (Testaro)
- Results: 1 violation, 1 violator
High priority: 4
-
box size absolute
- Why it matters: User cannot enlarge the content of an item for readability
- Priority: high
- Related WCAG standard: 1.4.4
- Reported by 1 rule engine (QualWeb)
- Results: 1 violation, 1 violator
-
font small
- Why it matters: Text is difficult to read
- Priority: high
- Related WCAG standard: 1.4
- Reported by 1 rule engine (Testaro)
- Results: 1 violation, 1 violator
-
element focusability and operability conflict
- Why it matters: Keyboard-only user cannot operate an item
- Priority: high
- Related WCAG standard: 2.1.1
- Reported by 1 rule engine (Testaro)
- Results: 5 violations, 5 violators
-
hover indication poor
- Why it matters: User cannot explore the page reliably with a mouse
- Priority: high
- Related WCAG standard: 2.4
- Reported by 1 rule engine (Testaro)
- Results: 7 violations, 7 violators
Low priority: 5
-
line height low
- Why it matters: Text is difficult to read
- Priority: low
- Related WCAG standard: 1.4.8
- Reported by 2 rule engines (Alfa + Testaro)
- Results: 16 violations, 16 violators
-
heading structure illogical
- Why it matters: Helper misdescribes the page
- Priority: low
- Related WCAG standard: 1.3.1
- Reported by 1 rule engine (HTML CodeSniffer)
- Results: 2 violations, 1 violator
-
link indication poor
- Why it matters: User cannot differentiate a link from plain text
- Priority: low
- Related WCAG standard: 1.3.3
- Reported by 1 rule engine (Testaro)
- Results: 2 violations, 2 violators
-
page content moves spontaneously
- Why it matters: Motion-sensitive user may suffer harm
- Priority: low
- Related WCAG standard: 2.2.2
- Reported by 1 rule engine (Testaro)
- Results: 1 violation, 1 violator
-
focus indication improvable
- Why it matters: Keyboard-only user cannot easily choose an item to operate
- Priority: low
- Related WCAG standard: 2.4.7
- Reported by 1 rule engine (Testaro)
- Results: 48 violations, 48 violators
Lowest priority: 16
-
text contrast improvable
- Why it matters: Content is not easy to understand
- Priority: lowest
- Related WCAG standard: 1.4.6
- Reported by 4 rule engines (Alfa + ASLint + Axe + HTML CodeSniffer)
- Results: 22 violations, 12 violators
-
role redundant
- Why it matters: Page includes unnecessary code
- Priority: lowest
- Related WCAG standard: 4.1.2
- Reported by 2 rule engines (Accessibility Checker + Html Checker API)
- Results: 8 violations, 4 violators
-
complementary not named
- Why it matters: User cannot get help on how some of the page is organized
- Priority: lowest
- Related WCAG standard: 1.3.6
- Reported by 1 rule engine (Accessibility Checker)
- Results: 1 violation, 1 violator
-
target small
- Why it matters: User cannot reliably choose an item to click or tap
- Priority: lowest
- Related WCAG standard: 2.5.5
- Reported by 1 rule engine (Alfa)
- Results: 2 violations, 2 violators
-
link destination not URL
- Why it matters: Helper cannot properly explain a link to a user
- Priority: lowest
- Related WCAG standard: 1.3.1
- Reported by 1 rule engine (ASLint)
- Results: 1 violation, 1 violator
-
image dubiously named
- Why it matters: Helper may describe an image inadequately
- Priority: lowest
- Related WCAG standard: 1.1.1
- Reported by 1 rule engine (ASLint)
- Results: 1 violation, 1 violator
-
image dubiously marked decorative
- Why it matters: Helper ignores an image that is apparently informative
- Priority: lowest
- Related WCAG standard: 1.1.1
- Reported by 1 rule engine (HTML CodeSniffer)
- Results: 3 violations, 3 violators
-
text contrast not testable
- Why it matters: Text may be difficult to read
- Priority: lowest
- Related WCAG standard: 1.4.3
- Reported by 1 rule engine (HTML CodeSniffer)
- Results: 9 violations, 9 violators
-
overflow hidden?
- Why it matters: User may be unable to enlarge the text for readability
- Priority: lowest
- Related WCAG standard: 1.4.4
- Reported by 1 rule engine (QualWeb)
- Results: 1 violation, 1 violator
-
image link text suspect
- Why it matters: Keyboard-only user may misunderstand the effect of following a link
- Priority: lowest
- Related WCAG standard: 2.4.4
- Reported by 1 rule engine (QualWeb)
- Results: 1 violation, 1 violator
-
large visible-element count
- Why it matters: User cannot easily find items in the page
- Priority: lowest
- Related WCAG standard: 2.4
- Reported by 1 rule engine (Testaro)
- Results: 1 violation, 1 violator
-
role assigned instead of implicit
- Why it matters: User may misunderstand the purpose of an item
- Priority: lowest
- Related WCAG standard: 4.1.2
- Reported by 1 rule engine (Testaro)
- Results: 6 violations, 6 violators
-
inconsistent heading, link, or button styles
- Why it matters: User cannot easily distinguish items of different types
- Priority: lowest
- Related WCAG standard: 3.2.4
- Reported by 1 rule engine (Testaro)
- Results: 4 violations, 1 violator
-
title attribute invalid
- Why it matters: User gets too little, too much, or repeated help explaining an item
- Priority: lowest
- Related WCAG standard: 1.3.1
- Reported by 1 rule engine (Testaro)
- Results: 3 violations, 3 violators
-
z-index not zero
- Why it matters: User cannot predict the effect of clicking
- Priority: lowest
- Related WCAG standard: 1.4
- Reported by 1 rule engine (Testaro)
- Results: 7 violations, 7 violators
-
audio or video alternatives missing?
- Why it matters: User may be unable to get help reading video content as text
- Priority: lowest
- Related WCAG standard: 1.2.2
- Reported by 1 rule engine (WAVE)
- Results: 1 violation, 1 violator
What you can do
Choose how to address these issues:
Do it yourself
Explore the issues, following the links above. Decide which issues are actual defects. Plan and implement corrections. Then retest the page.
Use artificial intelligence
Make Kilotest available to an AI assistant. Then give it a prompt like this:
Kilotest reports issues on the World Wide Web Consortium home web page. Describe them and propose a plan to resolve the genuine defects.