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Can AI see it

Know what AI sees. Measure what it's worth.

What is Sentry?

Direct Answer: Sentry is a security bot operated by Sentry that monitors webpages for availability and performance issues.

Operator: Sentry Type: Security Scanner Purpose: Error monitoring and application performance issue detection

Sentry is an application monitoring software that helps developers catch critical issues before they merge and fix them when they hit production. It provides features such as error monitoring, logs, replays, spans, profiles, and metrics, all connected by the same trace.

User-Agent Identification

The following user-agent strings identify Sentry in your live traffic data:

  • sentry/10.0.0.dev0 (https://sentry.io)

robots.txt Rules for Sentry

Respects robots.txt: No

This bot does not commit to following robots.txt

Sentry 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.

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Crawl Behavior

Frequency:Not Documented

Request Pattern:Not Documented

Crawl Activity Index

Relative crawl activity for Sentry 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 28, 2026 7.5
Mar 29, 2026 10.6
Mar 30, 2026 13.6
Mar 31, 2026 11.2
Apr 1, 2026 10.6
Apr 2, 2026 15.2
Apr 3, 2026 8.6

Source: Cloudflare Radar

Why track Sentry traffic?

Identify and classify unknown crawler activity. Sentry 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 Sentry crawls helps you prioritize the crawlers that matter.

Log Verification

To verify Sentry 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 Sentry)
  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 Sentry:

  • crawl frequency
  • request pattern
  • IP verification method
  • JavaScript rendering

Official Documentation

View Official Sentry Documentation →

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