dns-txt-acme-challenge-subdomain
TXT record of _acme-challenge.<domain>: looks up the _acme-challenge host under the domain you give (TXT via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like _acme-challenge wit
Go to this service →Our latest check (2026-10-11)
- Answering
- Yes — valid x402 payment terms
- Time to answer
- 70 ms
- Price
- $0.010 per call
- Paying buyers, last 30 days
- 1 (directory's own records)
- Paid calls, last 30 days
- 1
- Category
- DNS and domains
- Address
- https://dns.intel.rallylive.ca/dns/host/acme-challenge/txt
Accuracy
Accuracy scores are published once a seller has enough paid checks against an independent record (at least 7 scored answers over at least 7 days). Until then no score is shown, and a missing score is never a pass.
For agents
This page as JSON: /sellers/17da4e7f7fcd.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).