Errors:
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.
Bad value “Expires” for attribute “http-equiv” on element “meta”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Attribute “webpartid” not allowed on element “div” at this point.
Attribute “haspers” not allowed on element “div” at this point.
Attribute “width” not allowed on element “div” at this point.
Attribute “onlyformepart” not allowed on element “div” at this point.
Attribute “allowdelete” not allowed on element “div” at this point.
Attribute “componentid” not allowed on element “div” at this point.
Attribute “name” not allowed on element “div” at this point.
Attribute “autocorrect” not allowed on element “input” at this point.
Attribute “name” not allowed on element “meta” at this point.
Element “meta” is missing one or more of the following attributes: “itemprop”, “property”.
Bad value “/_catalogs/masterpage/Pagsa/images/MegaMenu/درباره ما.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “/_catalogs/masterpage/Pagsa/images/MegaMenu/آموزش 2.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “/_catalogs/masterpage/Pagsa/images/MegaMenu/مشاوره و تحقیق.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “/_catalogs/masterpage/Pagsa/images/MegaMenu/مراکز تخصصی.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Stray doctype.
Stray start tag “html”.
Stray start tag “head”.
Attribute “http-equiv” not allowed on element “meta” at this point.
A document must not include more than one “meta” element with a “http-equiv” attribute whose value is “content-type”.
Element “title” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
Element “br” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
Bad value “/_catalogs/masterpage/Pagsa/images/MegaMenu/دیگر خدمات.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
End tag for “body” seen, but there were unclosed elements.
Unclosed element “div”.
Unclosed element “ul”.
Unclosed element “nav”.
Unclosed element “form”.
Stray end tag “div”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Element “script” must not have attribute “defer” unless attribute “src” is also specified.
Element “h” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Saw “<!--” within a comment. Probable cause: Nested comment (not allowed).
Attribute “u” not allowed on element “div” at this point.
Stray end tag “div--”.
Element “ie:menuitem” not allowed as child of element “menu” in this context. (Suppressing further errors from this subtree.)
Attribute “visible” not allowed on element “a” at this point.
Attribute “t” not allowed on element “div” at this point.
Attribute “d” not allowed on element “div” at this point.
Bad value “/_catalogs/masterpage/Pagsa/images/SocialIcon/Gray Hover/instagram.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “/_catalogs/masterpage/Pagsa/images/SocialIcon/Gray Hover/Telegram_Icon.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Warnings:
The “navigation” role is unnecessary for element “nav”.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Element name “ie:menuitem” cannot be represented as XML 1.0.
Iran IR