Kilotest: Diagnoses of attribute invalid violation by HTML element 731 on DubBot page

Basics

About the DubBot page

• URL: https://dubbot.com/
• Tested 13 days ago by job 8g6 on 2026-07-07 at 20:33

About HTML element 731

• Tag name: IFRAME
• Text: × … mmMwWLliI0fiflO&1
• Start tag: <iframe owner="archetype" title="archetype" style="display: none; visibility: hidden;">
• XPath: /html/body/iframe[1]
• Bounding box: x = 0, y = 0, width = 0, height = 0

About the attribute invalid issue

• Why it matters: Item behaves improperly
• Priority: highest
• Related WCAG standard: 1.3.1

Diagnoses

Here is how rule engines diagnose the attribute invalid issue for HTML element 731 of the DubBot page.

1. Attribute owner not allowed on element iframe at this point.

   Tool: Html Checker API (World Wide Web Consortium)