Kilotest: Violations of heading level skipped issue for Mozilla Foundation join us page

Basics

About the page

• URL: https://www.mozillafoundation.org/en/join-us/
• Tested 2 days ago on 2026-10-07 at 21:54 by job 261007T2132-l0b
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 11
  • Violations: 1762
  • Violators: 211
  • Issues: 46
• 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 + Pour)
• Violations: 4
• Violators: 3

Violators

Here are the HTML elements reported to violate rules belonging to the heading level skipped issue.

Take me there links will open the page in a new tab and try to scroll to the element and highlight it. This does not always succeed. You can return here by closing the new tab.

• Element 453

  • Tag name: DIV
  • Text: Thank you! … If you haven’t previously confirmed your opt-in to a Mozilla Foundation-related email subscription you may have to do so now. Please check your inbox or spam filter for an email from us to click and confirm your subscription.
  • Start tag: <div class="newsletter-signup__success-content">
  • XPath: /html/body/div[3]/div[1]/div[1]/div[2]/div[3]/div[1]/div[1]/div[1]/div[1]/div[1]/div[2]/div[1]
  • Bounding box: [not obtained]
  • Reported by Alfa
  • What diagnoses were reported?

• Element 454

  • Tag name: H4
  • Text: Thank you!
  • Start tag: <h4 class="newsletter-signup__success-title">
  • XPath: /html/body/div[3]/div[1]/div[1]/div[2]/div[3]/div[1]/div[1]/div[1]/div[1]/div[1]/div[2]/div[1]/h4[1]
  • Bounding box: [not obtained]
  • Reported by Html Checker
  • What diagnoses were reported?

• Element 476

  • Tag name: H3
  • Text: March 2026 | Meta: Don't Remove Encryption for Instagram DMs
  • Start tag: <h3 class="activation-card__title">
  • XPath: /html/body/div[3]/div[1]/div[1]/div[2]/div[5]/div[1]/div[1]/div[1]/section[1]/div[1]/div[1]/div[1]/div[2]/h3[1]
  • Bounding box: x = 714, y = 1183, width = 594, height = 58
  • Reported by Axe + Pour
  • Take me there
  • What diagnoses were reported?