Errors:
Legacy doctype. Expected “<!DOCTYPE html>”.
Attribute “xmlns:og” not allowed here.
Attribute “xmlns:article” not allowed here.
Attribute “xmlns:book” not allowed here.
Attribute “xmlns:profile” not allowed here.
Attribute “xmlns:video” not allowed here.
Attribute “xmlns:product” not allowed here.
When the attribute “xml:lang” in no namespace is specified, the element must also have the attribute “lang” present with the same value.
The “version” attribute on the “html” element is obsolete. You can safely omit it.
The “profile” attribute on the “head” element is obsolete. To declare which “meta” terms are used in the document, instead register the names as meta extensions. To trigger specific UA behaviors, use a “link” element instead.
No “li” element in scope but a “li” end tag seen.
End tag “div” seen, but there were open elements.
Unclosed element “ul”.
Duplicate attribute “class”.
End tag “br”.
Attribute “st_url” not allowed on element “span” at this point.
Attribute “st_title” not allowed on element “span” at this point.
Attribute “displaytext” not allowed on element “span” at this point.
Attribute “st_via” not allowed on element “span” at this point.
Attribute “st_username” not allowed on element “span” at this point.
Warnings:
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
Attribute with the local name “xmlns:article” is not serializable as XML 1.0.
Attribute with the local name “xmlns:book” is not serializable as XML 1.0.
Attribute with the local name “xmlns:profile” is not serializable as XML 1.0.
Attribute with the local name “xmlns:video” is not serializable as XML 1.0.
Attribute with the local name “xmlns:product” is not serializable as XML 1.0.
Consider avoiding viewport values that prevent users from resizing documents.
This document appears to be written in Dutch. Consider adding “lang="nl"” (or variant) to the “html” start tag.
Belgium BE