SortSite Rules List

A list of accessibility, compatibility and search engine tests in SortSite.

Errors

  • Content Issues This set of guidelines detect content issues such as placeholder text and spelling errors.
  • Script Errors This set of guidelines detect ASP, ASP.NET and PHP script errors.
  • Server Configuration This set of guidelines detect server configuration errors.
  • HTTP Status Codes This set of guidelines detect broken links.
  • IETF RFCs This set of guidelines detect links and HTTP headers that violate IETF RFCs.
  • User Defined Errors This set of guidelines detect user-specified keywords and size limits.
  • Blocked Links This set of guidelines detect problems that prevent a site being scanned.

Accessibility

  • JAWS Screen Reader Compatibility This page uses markup that is not accessibility supported on some combinations of browser and screen-reader.
  • NVDA Screen Reader Compatibility This page uses markup that is not accessibility supported on some combinations of browser and screen-reader.
  • VoiceOver Screen Reader Compatibility This page uses markup that is not accessibility supported on some combinations of browser and screen-reader.
  • Web Content Accessibility Guidelines 2.0 (WCAG 2.0 - 2008) WCAG 2.0 was published in 2008, and covers a wide range of recommendations for making web content more accessible. It covers a wider range of disabilities than WCAG 1.0 including: blindness and low vision, deafness and hearing loss, learning disabilities, cognitive limitations, limited movement, speech disabilities, photosensitivity and combinations of these.
  • Web Content Accessibility Guidelines 2.1 (WCAG 2.1 - 2018) WCAG 2.1 was published in June 2018, and extends WCAG 2.0 by adding mobile accessibility plus additional success criteria for people with low vision, cognitive and learning disabilities.
  • Web Content Accessibility Guidelines 2.2 (WCAG 2.2 - 2023) WCAG 2.2 was published in October 2023, and extends WCAG 2.1 by adding success criteria for accessible authentication and focus appearance. It also removes success criteria 4.1.1 Parsing.
  • Section 508 of the Rehabilitation Act - 82 FR 5790 (2017) Section 508 of the Rehabilitation Act of 1973 (amended 29 U.S.C. 794d) requires that US Federal employees with disabilities have access to information comparable to employees without disabilities. The technical requirements for websites were updated in January 2017, to incorporate WCAG 2.0 at level AA by reference.
  • PDF/UA - Matterhorn Protocol 1.02 The Matterhorn Protocol is a set of 31 checkpoints comprised of 136 failure conditions for file format requirements specified in PDF/UA-1.
  • WAI-ARIA 1.2 WAI-ARIA, the Accessible Rich Internet Applications Suite, defines a way to make Web content and Web applications more accessible to people with disabilities.
  • Scanner Blocked Issues triggered when the scanner cannot access the resources needed to evaluate a page.

Compatibility

  • Google Webmaster Guidelines These guidelines help Google find, index, and rank your site. Google strongly encourage you to pay close attention to the Quality Guidelines, which outline some of the illicit practices that may lead to a site being removed from the Google index.
  • Bing Webmaster Guidelines These recommendations help the Bing web crawler effectively index and rank your site. Bing also lists techniques to avoid if you want to make sure your site is indexed.
  • Robots.txt Standard Robots.txt is a standard that controls how search robots access websites. Mistakes in robots.txt files can prevent a site being indexed by search engines.
  • SEO Best Practice - General Best practice violations which may affect search rankings.
  • Google SEO Starter Guide Google’s search optimization starter guide.

Standards

  • HTML Living Standard The HTML Living Standard describes the behavior of HTML elements and attributes. It is continuously maintained and supersedes HTML4, XHTML1, DOM Level 2 HTML, and all previous HTML specifications, and is is often called HTML5.
  • W3C Deprecated Features Each version of HTML lists elements and attributes deprecated by the W3C, which may be removed from future versions.
  • W3C HTML Validation HTML code can be automatically validated against a formal description of the HTML language. The formal description lists elements and attributes, along with rules on how they can be combined.
  • W3C CSS Validation CSS code can be automatically validated against a formal description of the CSS language. The formal description contains the grammar rules of CSS code, along with list of allowed properties.

Usability