Kilotest: Diagnoses of tab-opening link action unstated? violation by HTML element 719 on Virtual Science Teachers page

Basics

About the page

• URL: https://virtualscienceteachers.org/
• Tested 3 days ago on 2026-10-07 at 23:08 by job 261007T2305-1s9
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 12
  • Violations: 1118
  • Violators: 496
  • Issues: 47
• Download the full technical report (JSON)

About the issue

• Why it matters: Following a link opens a new window, possibly surprising a user
• Priority: lowest
• Related WCAG standard: 3.2.5
• Reported by 3 rule engines (ASLint + Pour + Testaro)
• Violations: 59
• Violators: 40

About the violator

• Tag name: A
• Text: PhET licensing information
• Start tag: <a href="https://phet.colorado.edu/en/licensing" target="_blank" rel="noopener">
• XPath: [not obtained]
• Bounding box: x = 469, y = 2075, width = 159, height = 15
• Reported by Pour + Testaro

Take me there

Diagnoses

Here is how rule engines diagnose the tab-opening link action unstated? issue for HTML element 719 of the Virtual Science Teachers page.

1. Links opening a new window should say so

   Rule engine: Pour (David Yarham and Geoffrey Crofte)

   Rule: new-window-link

2. Link has a target=_blank attribute

   Rule engine: Testaro (CVS Health)

   Rule: linkExt