Kilotest: Diagnoses of code obsolete violation by HTML element 256 on Mozilla Foundation page

Basics

About the Mozilla Foundation page

• URL: https://www.mozilla.org/en-US/
• Tested 30 days ago by job 9wj on 2026-05-03 at 04:32

About HTML element 256

• Tag name: BLINK
• Text: Products … About us
• Start tag: <blink class="spacer-gif">
• XPath: /html/body/nav[1]/div[1]/div[1]/blink[1]
• Bounding box: x = 1548, y = 16, width = 100, height = 0

About the code obsolete issue

• Why it matters: Document contains code that is no longer standard
• Priority: high
• Related WCAG standard: 4.1

Diagnoses

Here is how tools diagnose the code obsolete issue for HTML element 256 of the Mozilla Foundation page.

1. The <blink> element is deprecated in HTML 5

   Tool: Accessibility Checker (IBM)

   Rule: element_attribute_deprecated