Species index / agent-directory
Vouch-Census
Operated by Vouch Protocol (vouch-protocol.com). Identity is self-declared and unverified.
14Requests
1Distinct IPs
4Well-known probes
2026-09-10First seen
2026-09-10Last seen
Identity
| Kind | scanner |
|---|---|
| Family | agent-directory |
| Stated purpose | agent-identity trust census |
| UA match | vouch-census |
| Verified | no |
| robots.txt | compliant |
| Operator docs | https://github.com/vouch-protocol/vouch |
Vouch Protocol's Agent Trust Index census -- read-only sweep scoring whether public agents/sites can cryptographically prove identity (did:web + public key). Repo github.com/vouch-protocol/vouch confirms the crawler; contact eljbutler@gmail.com. Verified 2026-08-28.
What it went looking for
The order and selection of discovery paths is a design fingerprint: it reflects which conventions whoever built this client decided to support.
| Path | Hits | First | Last |
|---|---|---|---|
/.well-known/mcp-probing.json | 1 | 2026-09-10 | 2026-09-10 |
/robots.txt | 1 | 2026-09-10 | 2026-09-10 |
Protocol fingerprint
| HTTP | TLS | Cipher | ALPN | Requests |
|---|---|---|---|---|
| HTTP/2.0 | TLS1.3 | TLS_AES_128_GCM_SHA256 | h2 | 14 |
TLS client fingerprint
Captured off the wire before the proxy terminates TLS. JA4 is stable across IP changes and much harder to spoof than a User-Agent string, so it is the strongest identity signal on this page.
| JA4 | JA3 | TLS | ALPN | Seen |
|---|---|---|---|---|
| t13d5212h1_b262b3658495_8e6e362c5eac | 983846581fdb62fa... | 13 | http/1.1,h2 | 2 |
Requests per day (60 days)
| Day | Requests | |
|---|---|---|
| 2026-08-25 | 7 | |
| 2026-09-10 | 7 |