Vott.ru W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “https://www.w3.org/1999/xhtml” for the attribute “xmlns” (only “http://www.w3.org/1999/xhtml” permitted here).
A numeric character reference expanded to the C1 controls range.
Stray end tag “span”.
Bad value “/user/Mr. Maximus” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “/user/Точка Кипения” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Bad value “/user/Хромой Шайтан” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Element “nobr” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Warnings:
Attribute “xmlns” is not serializable as XML 1.0.
Empty heading.
The “type” attribute is unnecessary for JavaScript resources.
This document appears to be written in Russian but the “html” start tag has “lang="en"”. Consider using “lang="ru"” (or variant) instead.
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