Bizhostvn.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Duplicate ID “hHQljLa”.
The “center” element is obsolete. Use CSS instead.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Bad value for attribute “href” on element “a”: Illegal character in path segment: “{” is not allowed.
Forbidden code point U+0090.
Stray start tag “div”.
Attribute “attribution” not allowed on element “div” at this point.
Attribute “page_id” not allowed on element “div” at this point.
Attribute “logged_in_greeting” not allowed on element “div” at this point.
Attribute “logged_out_greeting” not allowed on element “div” at this point.
Warnings:
The first occurrence of ID “hHQljLa” was here.
This document appears to be written in Vietnamese but the “html” start tag has “lang="en-US"”. Consider using “lang="vi"” (or variant) instead.
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