| 1 | 2 | www.bing.com | 2 | 1 | landmark-one-main | Ensure the document has a main landmark |  |
| 1 | page-has-heading-one | Ensure that the page, or at least one of its frames contains a level-one heading | |
| 2 | 3 | www.yandex.com | 2 | 1 | aria-required-attr | Ensure elements with ARIA roles have all required ARIA attributes |  |
| 1 | page-has-heading-one | Ensure that the page, or at least one of its frames contains a level-one heading | |
| 3 | 8 | www.ecosia.org | 2 | 1 | meta-refresh | Ensure <meta http-equiv="refresh"> is not used for delayed refresh | |
| 1 | page-has-heading-one | Ensure that the page, or at least one of its frames contains a level-one heading | |
| 4 | 9 | www.ask.com | 3 | 44 | color-contrast | Ensure the contrast between foreground and background colors meets WCAG 2 AA minimum contrast ratio thresholds |  |
| 8 | link-name | Ensure links have discernible text | |
| 1 | page-has-heading-one | Ensure that the page, or at least one of its frames contains a level-one heading | |
| 5 | 7 | www.naver.com | 4 | 1 | button-name | Ensure buttons have discernible text | |
| 1 | empty-heading | Ensure headings have discernible text |  |
| 1 | label-title-only | Ensure that every form element has a visible label and is not solely labeled using hidden labels, or the title or aria-describedby attributes | |
| 7 | region | Ensure all page content is contained by landmarks | |
| 6 | 4 | www.yahoo.com | 5 | 92 | color-contrast | Ensure the contrast between foreground and background colors meets WCAG 2 AA minimum contrast ratio thresholds | |
| 1 | landmark-banner-is-top-level | Ensure the banner landmark is at top level | |
| 1 | landmark-no-duplicate-banner | Ensure the document has at most one banner landmark | |
| 1 | landmark-unique | Ensure landmarks are unique | |
| 2 | region | Ensure all page content is contained by landmarks | |
| 7 | 1 | www.google.com | 6 | 1 | aria-allowed-role | Ensure role attribute has an appropriate value for the element | |
| 13 | color-contrast | Ensure the contrast between foreground and background colors meets WCAG 2 AA minimum contrast ratio thresholds | |
| 1 | landmark-one-main | Ensure the document has a main landmark | |
| 2 | link-in-text-block | Ensure links are distinguished from surrounding text in a way that does not rely on color | |
| 1 | page-has-heading-one | Ensure that the page, or at least one of its frames contains a level-one heading | |
| 1 | region | Ensure all page content is contained by landmarks | |
| 8 | 6 | duckduckgo.com | 10 | 2 | aria-required-children | Ensure elements with an ARIA role that require child roles contain them | |
| 1 | aria-valid-attr-value | Ensure all ARIA attributes have valid values | |
| 4 | color-contrast | Ensure the contrast between foreground and background colors meets WCAG 2 AA minimum contrast ratio thresholds | |
| 3 | empty-table-header | Ensure table headers have discernible text | |
| 5 | heading-order | Ensure the order of headings is semantically correct | |
| 1 | landmark-main-is-top-level | Ensure the main landmark is at top level | |
| 1 | landmark-no-duplicate-main | Ensure the document has at most one main landmark | |
| 1 | landmark-unique | Ensure landmarks are unique | |
| 9 | link-in-text-block | Ensure links are distinguished from surrounding text in a way that does not rely on color | |
| 1 | link-name | Ensure links have discernible text | |
| 9 | 5 | www.baidu.com | 10 | 1 | aria-allowed-attr | Ensure an element's role supports its ARIA attributes | |
| 28 | color-contrast | Ensure the contrast between foreground and background colors meets WCAG 2 AA minimum contrast ratio thresholds | |
| 1 | html-has-lang | Ensure every HTML document has a lang attribute | |
| 8 | image-alt | Ensure <img> elements have alternative text or a role of none or presentation | |
| 1 | label | Ensure every form element has a label | |
| 1 | landmark-one-main | Ensure the document has a main landmark | |
| 1 | link-name | Ensure links have discernible text | |
| 1 | page-has-heading-one | Ensure that the page, or at least one of its frames contains a level-one heading | |
| 49 | region | Ensure all page content is contained by landmarks | |
| 1 | scrollable-region-focusable | Ensure elements that have scrollable content are accessible by keyboard | |
| 10 | 10 | www.aol.com | 10 | 1 | aria-allowed-attr | Ensure an element's role supports its ARIA attributes | |
| 2 | aria-allowed-role | Ensure role attribute has an appropriate value for the element | |
| 7 | aria-prohibited-attr | Ensure ARIA attributes are not prohibited for an element's role | |
| 16 | aria-required-parent | Ensure elements with an ARIA role that require parent roles are contained by them | |
| 1 | button-name | Ensure buttons have discernible text | |
| 42 | color-contrast | Ensure the contrast between foreground and background colors meets WCAG 2 AA minimum contrast ratio thresholds | |
| 1 | heading-order | Ensure the order of headings is semantically correct | |
| 1 | landmark-banner-is-top-level | Ensure the banner landmark is at top level | |
| 1 | page-has-heading-one | Ensure that the page, or at least one of its frames contains a level-one heading | |
| 161 | region | Ensure all page content is contained by landmarks | |
