Kilotest: Diagnoses of attribute invalid
violation by HTML element 0 on California Groundbreakers page
Here is how tools diagnose the attribute invalid
issue for HTML element 0 of the California Groundbreakers page.
Basics
- About the
attribute invalid
issue- Why it matters: Item behaves improperly
- Priority: highest
- Related WCAG standard: 1.3.1
- About the California Groundbreakers page
- URL:
https://www.californiagroundbreakers.org/ - Tested on 2026-04-02 at 14:21
- URL:
- About HTML element 0
- Tag name:
HTML - Text: [not applicable]
- Start tag:
<html xmlns:og="http://opengraphprotocol.org/schema/" xmlns:fb="http://www.facebook.com/2008/fbml" lang="en-US" class="wf-proximanova-n3-inactive wf-proximanova-n4-inactive wf-proximanova-n6-inactive wf-proximanova-n7-inactive wf-proximanova-i3-inactive wf-atramentweb-n4-inactive wf-atramentweb-n7-inactive wf-adobegaramondpro-n4-inactive wf-proximanova-i6-inactive wf-proximanova-n5-inactive wf-proximanova-i7-inactive wf-inactive"> - XPath:
/html - Bounding box: x = 0, y = 0, width = 1920, height = 4431
- Tag name:
Diagnoses
- Attribute xmlns:og not allowed here.
Tool: Html Checker API (World Wide Web Consortium)
- Attribute xmlns:fb not allowed here.
Tool: Html Checker API (World Wide Web Consortium)