Kilotest: Diagnoses of code invalid violation by HTML element 0 on Center for Responsive Politics advanced donor lookup page

Basics

About the page

• URL: https://www.opensecrets.org/donor-lookup/advanced
• Tested 3 days ago on 2026-10-07 at 20:04 by job 261007T1941-ze6
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 12
  • Violations: 1612
  • Violators: 670
  • Issues: 65
• Download the full technical report (JSON)

About the issue

• Why it matters: Invalid code in the page may prevent a helper from working
• Priority: high
• Related WCAG standard: 4.1
• Reported by 1 rule engine (Html Checker API)
• Violations: 6
• Violators: 6

About the violator

• Tag name: HTML
• Text: [not applicable]
• Start tag: <html class="js cssgradients placeholder inlinesvg generatedcontent cssanimations flexbox csstransforms backgroundblendmode objectfit object-fit cssclippathsvg cssclippathinset cssclippathcircle cssclippathellipse cssclippathpolygon" lang="en" dir="ltr">
• XPath: /html
• Bounding box: x = 0, y = 0, width = 1920, height = 1080
• Reported by Html Checker API

Diagnoses

Here is how rule engines diagnose the code invalid issue for HTML element 0 of the Center for Responsive Politics advanced donor lookup page.

1. Element script must not have attribute charset unless attribute src is also specified. Extract: ;</script><script type="text/javascript" id="" charset="">(funct

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

   Rule: Element script must not have attribute charset unless attribute src is also specified.