Errors found while checking this document as HTML5!

Result: 7 Errors, 1 warning(s)
:
: utf-8
: HTML5
Root Element: html
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Notes and Potential Issues

The following notes and warnings highlight missing or conflicting information which caused the validator to perform some guesswork prior to validation, or other things affecting the output below. If the guess or fallback is incorrect, it could make validation results entirely incoherent. It is highly recommended to check these potential issues, and, if necessary, fix them and re-validate the document.

  1. Info Using experimental feature: HTML5 Conformance Checker.

    The validator checked your document with an experimental feature: HTML5 Conformance Checker. This feature has been made available for your convenience, but be aware that it may be unreliable, or not perfectly up to date with the latest development of some cutting-edge technologies. If you find any issues with this feature, please report them. Thank you.

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Validation Output: 7 Errors

  1. Error Line 9, Column 90: Bad value title for attribute name on element meta: Keyword title is not registered. 
    …"title" content="Thiago Rezende | Front-end Engineer & Graphic Designer" />
    Syntax of metadata name:
    A metadata name listed in the HTML specification or listed in the WHATWG wiki. You can register metadata names on the WHATWG wiki yourself.
  2. Error Line 10, Column 62: Bad value url for attribute name on element meta: Keyword url is not registered. 
    <meta name="url" content="http://www.thiagorezende.com.br/" />
    Syntax of metadata name:
    A metadata name listed in the HTML specification or listed in the WHATWG wiki. You can register metadata names on the WHATWG wiki yourself.
  3. Error Line 12, Column 48: Bad value language for attribute name on element meta: Keyword language is not registered. 
    <meta name="language"  content="en-US, pt-br" />
    Syntax of metadata name:
    A metadata name listed in the HTML specification or listed in the WHATWG wiki. You can register metadata names on the WHATWG wiki yourself.
  4. Error Line 19, Column 58: Bad value document-rights for attribute name on element meta: Keyword document-rights is not registered. 
    <meta name="document-rights" content="Copyrighted Work" />
    Syntax of metadata name:
    A metadata name listed in the HTML specification or listed in the WHATWG wiki. You can register metadata names on the WHATWG wiki yourself.
  5. Error Line 20, Column 46: Bad value document-type for attribute name on element meta: Keyword document-type is not registered. 
    <meta name="document-type" content="Public" />
    Syntax of metadata name:
    A metadata name listed in the HTML specification or listed in the WHATWG wiki. You can register metadata names on the WHATWG wiki yourself.
  6. Error Line 21, Column 50: Bad value document-rating for attribute name on element meta: Keyword document-rating is not registered. 
    <meta name="document-rating"  content="General" />
    Syntax of metadata name:
    A metadata name listed in the HTML specification or listed in the WHATWG wiki. You can register metadata names on the WHATWG wiki yourself.
  7. Error Line 283, Column 279: Bad value mailto://joao.junior@r3direct.com.br for attribute href on element a: PROHIBITED_COMPONENT_PRESENT in authority component. 
    …@r3direct.com.br" class="twitter-link">joao.junior@r3direct.com.br</a> <a href…
    Syntax of IRI reference:
    Any URL. For example: /hello, #canvas, or http://example.org/. Characters should be represented in NFC and spaces should be escaped as %20.

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