Foxnews.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “schema.dc” for attribute “rel” on element “link”: The string “schema.dc” is not a registered keyword.
Bad value “schema.prism” for attribute “rel” on element “link”: The string “schema.prism” is not a registered keyword.
Bad value “schema.iptc” for attribute “rel” on element “link”: The string “schema.iptc” is not a registered keyword.
The “scheme” attribute on the “meta” element is obsolete. Use only one scheme per field, or make the scheme declaration part of the value.
Bad value “x-dns-prefetch-control” for attribute “http-equiv” on element “meta”.
When the “srcset” attribute has any image candidate string with a width descriptor, the “sizes” attribute must also be present.
Element “source” is missing required attribute “srcset”.
Attribute “border” not allowed on element “iframe” at this point.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.
Bad value “” for attribute “name” on element “input”: Must not be empty.
Warnings:
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
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