Kilotest: Diagnoses of heading level skipped violation by HTML element 146 on DEPLOY/US page

Basics

About the page

• URL: https://deployus.org/
• Tested 3 days ago on 2026-10-07 at 19:53 by job 261007T1941-pp1
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 11
  • Violations: 137
  • Violators: 75
  • Issues: 27
• Download the full technical report (JSON)

About the issue

• Why it matters: Helper misdescribes the page
• Priority: low
• Related WCAG standard: 1.3.1
• Reported by 4 rule engines (Alfa + Axe + Html Checker API + Pour)
• Violations: 4
• Violators: 2

About the violator

• Tag name: H3
• Text: “ONE OF THE ‘MOST HIGH-IMPACT, COST-EFFECTIVE, … EVIDENCE-BASED’ CLIMATE ORGANIZATIONS” -VOX
• Start tag: <h3 style="text-align:center;white-space:pre-wrap;">
• XPath: [not obtained]
• Bounding box: x = 450, y = 689, width = 1020, height = 50
• Reported by Axe + Html Checker API + Pour

Take me there

Diagnoses

Here is how rule engines diagnose the heading level skipped issue for HTML element 146 of the DEPLOY/US page.

1. Heading levels should only increase by one; Heading order invalid

   Rule engine: Axe (Deque)

   Rule: heading-order

2. The heading h3 (with computed level 3) follows the heading h1 (with computed level 1), skipping 1 heading level.

   Rule engine: Html Checker API (World Wide Web Consortium)

3. Headings should step down one level at a time

   Rule engine: Pour (David Yarham and Geoffrey Crofte)

   Rule: heading-order