NIC.IO - The Official .IO Domain Registry and Network Information Centre

Links must have discernible text

Ensure links have discernible text

Heading levels should only increase by one

Ensure the order of headings is semantically correct

Zooming and scaling must not be disabled

Ensure <meta name="viewport"> does not disable text scaling and zooming

All page content should be contained by landmarks

Ensure all page content is contained by landmarks