Towebs.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “expires” for attribute “http-equiv” on element “meta”.
Bad value “Last-Modified” for attribute “http-equiv” on element “meta”.
Stray end tag “span”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The element “header” must not appear as a descendant of the “footer” element.
Bad value “https://maps.google.com/?q=Towebs Hosting, Ciudad Autónoma de Buenos Aires, Argentina” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “_F960AFIPInfo” for attribute “target” on element “a”: Reserved keyword “f960afipinfo” used.
The “aria-labelledby” attribute must point to an element in the same document.
Warnings:
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
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