Offshorewind.biz W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “xmlns:og” not allowed here.
Attribute “xmlns:fb” not allowed here.
A document must not include more than one “meta” element with a “charset” attribute.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Bad value “https://subscriber.e-mark.nl/index.php?type=subscribe&db=784V111&fti=1&lang=en&lightboxwidth=600&lightboxheight=400&lightbox[width]=700&lightbox[height]=500&lightbox[iframe]=true” for attribute “href” on element “a”: Illegal character in query: “[” is not allowed.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value “May 8, 2018” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
The text content of element “time” was not in the required format: The literal did not satisfy the time-datetime format.
Warnings:
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
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