Kilotest: Diagnoses of attribute obsolete violation by HTML element 293 on Taproot Foundation page

Basics

About the page

• URL: https://taprootfoundation.org/
• Tested 3 days ago on 2026-10-07 at 23:08 by job 261007T2305-4se
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 11
  • Violations: 508
  • Violators: 244
  • Issues: 35
• Download the full technical report (JSON)

About the issue

• Why it matters: Page includes obsolete code that the browser may fail to process
• Priority: high
• Related WCAG standard: 4.1
• Reported by 2 rule engines (ASLint + Html Checker)
• Violations: 3
• Violators: 3

About the violator

• Tag name: DIV
• Text: [not applicable]
• Start tag: <div class="section--video__media">
• XPath: /html/body/div[2]/section[2]/div[2]
• Bounding box: x = 308, y = 631, width = 1304, height = 734
• Reported by ASLint

Diagnoses

Here is how rule engines diagnose the attribute obsolete issue for HTML element 293 of the Taproot Foundation page.

1. The following attributes <code>frameborder</code> are obsolete (though the elements are still part of the language), and must not be used by authors.

   Rule engine: ASLint (eSSENTIAL Accessibility)

   Rule: obsolete_html_attributes