consulting

AI Crawler User Agents: The Current Names, and Which Ones Sites Actually Block

Html is missing or empty

HTML Is Missing or Empty: How to Fix It

A page flagged with "HTML Is Missing or Empty" returned little or no HTML body for…
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Diagram of four fixes for accessible table headers: add descriptive text to every th, set a scope, use id and headers for complex tables, and test with axe and wave.

Ensure Table Headers Have Discernible Text

Best practices guide for Ensure Table Headers Have Discernible Text (AC-032). Priority: High. Live check available.
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Image button needs alt

Image Button Needs Alt: How to Fix It

Every <input type="image"> button needs a non-empty alt attribute that names the action it performs, so…
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Url too long

URL Too Long

Best practices guide for URL Too Long (UR-002). Priority: Low. Live check available.
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Diagram comparing an incorrect aria-roledescription on a plain div with the correct version that pairs it with role group so assistive tech announces the label.

Use aria-roledescription Appropriately

Best practices guide for Use aria-roledescription Appropriately (AC-012). Priority: Low. Live check available.
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Viewport missing width

Viewport Missing Width

Best practices guide for Viewport Missing Width (HT-011). Priority: High. Live check available.
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