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What is Accessible Web Bot?

Direct Answer: Accessible Web Bot crawls websites to discover pages and monitor for accessibility violations.

Operator: Accessible Web Type: Other Bot Purpose: Accessibility monitoring and compliance

The Accessible Web Bot is operated by Accessible Web and is used for crawling customer websites to discover pages and monitor for accessibility violations on a regular basis. The crawls are initiated for Accessible Web's 'Page Monitoring' SaaS product.

User-Agent Identification

The following user-agent strings identify Accessible Web Bot in your live traffic data:

  • Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; AccessibleWebBot/1.0; +https://accessibleweb.com/bot/) HeadlessChrome/81.0.4044.0 Safari/537.36
  • Mozilla/5.0 (compatible; AccessibleWebBot/1.0; +https://accessibleweb.com/bot/)

robots.txt Rules for Accessible Web Bot

Respects robots.txt: No

This bot does not commit to following robots.txt

Accessible Web Bot does not officially follow robots.txt directives. The only reliable way to control access is through server-side blocking (IP filtering, user-agent rules in your web server config) combined with log monitoring to verify effectiveness.

Need continuous verification across 500+ bots? Can AI See It automates this.

Crawl Behavior

Frequency:Regular Basis

Request Pattern:Not Documented

Official Documentation Quotes

"[RAMP] is like a bolt from beyond in my opinion… This tool gives us a lot more confidence in our footing … it tells you what to fix and demonstrates what we fixed over time."

Crawl Activity Index

Relative crawl activity for Accessible Web Bot over the past 28 days. Higher values indicate increased crawling intensity compared to the period baseline.

View recent activity data (last 7 days)
Date Activity Index
Mar 25, 2026 86.3
Mar 26, 2026 88.0
Mar 27, 2026 82.7
Mar 28, 2026 83.1
Mar 29, 2026 81.8
Mar 30, 2026 87.3
Mar 31, 2026 87.7

Source: Cloudflare Radar

Why track Accessible Web Bot traffic?

Identify and classify unknown crawler activity. Accessible Web Bot may appear in your live traffic data with varying frequency. Tracking its behavior helps you decide whether to allow, throttle, or block it based on actual data.

Protect your crawl budget. Every bot request consumes server resources. Understanding what Accessible Web Bot crawls helps you prioritize the crawlers that matter.

Log Verification

To verify Accessible Web Bot traffic in your live traffic data:

  1. Search access logs for the user-agent strings listed above
  2. Check if the IP addresses match documented ranges (if provided by Accessible Web)
  3. Verify the crawl pattern matches documented behavior
  4. Use reverse DNS lookup for additional verification if available

Note: Observed behavior in production environments may differ from official documentation. Live traffic monitoring provides the only reliable verification of actual bot behavior.

Undocumented Information

The following information is not officially documented for Accessible Web Bot:

  • crawl frequency details
  • IP verification
  • JavaScript rendering details

Official Documentation

View Official Accessible Web Bot Documentation →

Information sourced from official documentation. Content generated with AI assistance.