Nybooks.com W3C HTML Markup Validation
HTML markup errors and warnings
(Rescan now...)
Errors:
Attribute “xmlns:fb” not allowed here.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Element “script” must not have attribute “async” unless attribute “src” is also specified.
Bad value “https://theeventscalendar.com/” for attribute “rel” on element “link”: The string “https://theeventscalendar.com/” is not a registered keyword.
The element “a” must not appear as a descendant of the “button” element.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “search appendedInputButton” for attribute “id” on element “input”: An ID must not contain whitespace.
Duplicate attribute “type”.
End tag “h2” seen, but there were open elements.
Duplicate ID “search appendedInputButton”.
Duplicate ID “lead-article-photo”.
Stray end tag “span”.
Warnings:
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
Empty heading.
The first occurrence of ID “search appendedInputButton” was here.
The first occurrence of ID “lead-article-photo” was here.
United States US
