Kilotest: Diagnoses of attribute value invalid violation by HTML element 30 on WePlanet page

Basics

About the page

• URL: https://weplanet.org/
• Tested 2 days ago on 2026-10-07 at 22:08 by job 261007T2139-qob
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 12
  • Violations: 1361
  • Violators: 395
  • Issues: 50
• Download the full technical report (JSON)

About the issue

• Why it matters: Item behaves improperly
• Priority: highest
• Related WCAG standard: 1.3.1
• Reported by 1 rule engine (Html Checker)
• Violations: 17
• Violators: 17

About the violator

• Tag name: META
• Text: [not applicable]
• Start tag: <meta http-equiv="X-Wix-Application-Instance-Id" content="51d84374-cc08-4ccd-90aa-b2d6904a088f">
• XPath: /html/head[1]/meta[8]
• Bounding box: [not obtained]
• Reported by Html Checker

Diagnoses

Here is how rule engines diagnose the attribute value invalid issue for HTML element 30 of the WePlanet page.

1. Bad value X-Wix-Application-Instance-Id for attribute http-equiv on element meta.

   Rule engine: Html Checker (World Wide Web Consortium)