Kilotest: Diagnoses of code obsolete violation by HTML element 4 on Effective Environmentalism page

Basics

About the page

• URL: https://effectiveenvironmentalism.org/
• Tested 3 days ago on 2026-10-07 at 21:14 by job 261007T2109-usy
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 12
  • Violations: 932
  • Violators: 375
  • Issues: 47
• Download the full technical report (JSON)

About the issue

• Why it matters: Page contains code that is no longer standard
• Priority: high
• Related WCAG standard: 4.1
• Reported by 1 rule engine (Accessibility Checker)
• Violations: 5
• Violators: 5

About the violator

• Tag name: META
• Text: [not applicable]
• Start tag: <meta http-equiv="X-UA-Compatible" content="IE=edge">
• XPath: /html/head[1]/meta[3]
• Bounding box: [not obtained]
• Reported by Accessibility Checker

Diagnoses

Here is how rule engines diagnose the code obsolete issue for HTML element 4 of the Effective Environmentalism page.

1. The HTML attribute(s) "http-equiv" is deprecated for the <meta> element in HTML 5

   Rule engine: Accessibility Checker (IBM)

   Rule: element_attribute_deprecated