Unverified50% confidenceReleaseExact time
CheckSEO provides a free AI Crawler Access Checker tool that fetches a domain's robots.txt and reports allowed, blocked, or partially restricted status and the specific rules for each of 16 user agents, with no registration required
1
Sources
50%
Confidence
Short-term (~14 days)
Relevance
10/14/2026
First Seen
Valid until: 10/28/2026
Sources
Related Entities
Related Claims
Unverifiedrobots.txt is publicly readable, and the list of blocked User-Agents published by operators can actually be used by crawlers to disguise themselves as other identities.67% similarUnverifiedMany websites deploy CAPTCHA, behavioral fingerprint detection, IP rate limiting, and other means to identify automated traffic, and large-model-based Agents may still be intercepted due to headless browser characteristics or abnormal click patterns.65% similarUnverifiedApp Check protects against unauthorized clients abusing the interface, not against quota abuse by malicious authenticated users; the latter requires joint control with Firebase Authentication and usage limits.64% similarUnverifiedAgent Reach stores all Cookies and Tokens only on the user's local machine, never uploading or transmitting them externally, and all code is fully open-source and auditable.64% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/1028536API
curl https://kongchang.com/api/v1/knowledge/claims/1028536MCP
get_claim(id=1028536)