x402 census · x402-api-catalog.onrender.com · b994cf8bdf1e · JSON

GET /api/domain-check

unprobed

Domain liveness check / verify / audit: DNS resolution (A/MX/NS/TXT records), whether mail routing exists, HTTP reachability.

Verdict: not verified by an unpaid GET. not probed yet. This says nothing about whether the route works when called as declared.

Facts from the catalogs

Field Value

URL https://x402-api-catalog.onrender.com/api/domain-check

Method GET

Price $0.02 USDC = 20000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

Network eip155:8453 (base)

payTo 0x9041f8a43D0B43209B9227DE2c7fb25c9FE3847E

Seller x402-api-catalog.onrender.com

Catalogs cdp (row updated 2026-09-07)

Listed since (lower bound) 2026-09-07 (earliest catalog timestamp; catalogs report last-update times only)

Last catalog update 2026-09-07

CDP quality counters 2 calls and 1 unique payers in 30 days, last call 2026-09-07 (catalog-reported, not verified on chain)

Category (keyword rule) domains/dns

Templated path no

x402Version in catalog 2

Service name / tags PreFlight Checker · dns, domain, due-diligence, domain-check, audit

Unpaid probe (census of )

Field

Value

Probe

not probed in this build

No hourly re-probe has reached this resource yet; the cron covers a rotating slice of 150 per hour.

On-chain facts for the payTo (public address)

Field Value

Distinct payers 2

Payments 23

USDC volume $3.61

Median payment n/a

First / last payment 2026-09-07 / 2026-09-29

Sampler-shaped share of payments n/a

Payers that are not samplers n/a

Source blockscout-sample — newest page of inbound ERC-20 transfers only (<=50); counts are a floor, not a total

Address 0x9041f8a43D0B43209B9227DE2c7fb25c9FE3847E

Declared input and output (extensions.bazaar)

{
 "input": {
  "method": "GET",
  "queryParams": {
   "domain": "example.com"
  },
  "type": "http"
 },
 "output": {
  "type": "json",
  "example": {
   "domain": "example.com",
   "hasMailRouting": true,
   "hasWebPresence": true,
   "httpReachable": true,
   "verdict": "fully live"
  }
 }
}

Try it (unpaid: shows the 402)

curl -si -X GET 'https://x402-api-catalog.onrender.com/api/domain-check' -H 'accept: application/json'

The catalog declares GET. A 402 answer carries the payment requirements in the JSON body and, for x402 v2, base64 in the PAYMENT-REQUIRED header. This page never sends a payment.

Paid checks (x402, USDC on Base)

GET https://bazaar.agentexchange.work/r/b994cf8bdf1e/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"b994cf8bdf1e"} places this resource at the top of the report and search pages for 30 days for $1.00, labelled. Unpaid requests answer 402 with the terms. Pricing.

Catalog references: agentic.market (CDP Bazaar front end) · this record as JSON · all resources on x402-api-catalog.onrender.com.