www.pathwren.workers.dev publishes an Agentic Resource Discovery manifest at
/.well-known/ard.json, declaring what an AI agent can call on this domain.
Everything below is read from that file. First seen by our crawler on 01 September 2026.
| Declared resource | Type |
|---|---|
| AI Crawler Index — A2A agentanswers in 144ms A2A (Agent2Agent) v1.0 agent, JSON-RPC 2.0 over POST, six read-only skills about web crawlers and AI user agents: classify_user_agent, lookup_crawler, list_crawlers, generate_robots_txt, is_verified_crawler_ip and whats_changed. Deterministic — there is no ... endpoint: https://www.pathwren.workers.dev/c/ard/.well-known/agent-card.jsonidentifier: urn:air:www.pathwren.workers.dev:agent:ai-crawler-indexpublished to be found for: which bot is this user-agent string · is this IP really GPTBot or is something spoofing it · write me a robots.txt that blocks AI training crawlers but keeps searc · what does blocking ClaudeBot actually cost me a2a crawlers user-agent robots.txt bot-detection | application/a2a-agent-card+json |
| AI Crawler Index — MCP serversanswers in 131ms Three remote MCP servers (Streamable HTTP, no auth) on one host: /mcp identifies one crawler at a time, /mcp/triage takes a pasted access log and returns who crawled you, and /mcp/doctor grades which agent-discovery documents a host actually serves. The doc... endpoint: https://www.pathwren.workers.dev/c/ard/.well-known/mcp.jsonidentifier: urn:air:www.pathwren.workers.dev:mcp:ai-crawler-indexpublished to be found for: connect an MCP server that identifies web crawlers · triage an access log and tell me which AI bots hit my site · check which agent discovery files my domain serves mcp crawlers log-analysis discovery | application/mcp-server-card+json |
| AI Crawler Index — HTTP API and datasetanswers in 148ms The same index as plain HTTP: OpenAPI 3.1 over read-only JSON and CSV endpoints — every crawler record, per-operator IP ranges mirrored from the operator's own published file, ready-made robots.txt policies, and a changelog of what moved. No key and no rate... endpoint: https://www.pathwren.workers.dev/c/ard/openapi.jsonidentifier: urn:air:www.pathwren.workers.dev:api:crawler-indexpublished to be found for: download a JSON list of AI crawler user agents · where can I get published IP ranges for AI bots · csv of crawlers by category and operator api openapi dataset crawlers ip-ranges | application/json |
https://www.pathwren.workers.dev/.well-known/ard.json, this publisher's own file.
Identifiers are reproduced exactly as published.
Of the resources listed, 3 have been probed for reachability.
"Answers" and "no response" describe only whether an endpoint replied when last probed:
services go down and come back, and an entry is demoted rather than removed. None of this
is a trust, quality or safety rating.
https://neuronto.com/search, or connect an agent to https://neuronto.com/mcp.
If this is your domain, the free console shows what a registry
sees when it reads your manifest.