Discover / dns-intel-api-production.up.railway.app

dns-intel-api-production.up.railway.app

■ Challenge detected

Reverse-DNS lookup for an IP: PTR record plus a best-effort list of other domains hosted on the same IP.

x402
Base
USDC

Listed price: $0.002
Challenge detected: 10 of the last 10 checks
Median response: 124 ms
Last checked: 17 Oct, 09:26 UTC
In our index since: 26 Sept 2026

Endpoint

curl -i https://dns-intel-api-production.up.railway.app/dns/reverse
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.

2 listed endpoints · on x402 Bazaar

Checks and payment terms on this page refer to the endpoint above. Other listed endpoints have not been checked individually.

Base URLhttps://dns-intel-api-production.up.railway.app/dns

POST/reverse$0.002Reverse-DNS lookup for an IP: PTR record plus a best-effort list of other domains hosted on the same IP.
POST/whois$0.002WHOIS registration data for a domain: registrar, creation/expiry/updated dates, nameservers, status, DNSSEC, and organisation.

A dash means the listing gives no price or method. Copy buttons copy the full URL.

Showing 2 of 2 listed endpoints.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/dns-intel-api-production.up.railway.app

Recent checks

2 Oct 2026One bar per check, showing up to 20 recent checks. Coloured bars show relative response time, with a minimum visible height; full-height grey bars mean no challenge was detected. “Challenge detected” means HTTP 402 or another detected payment-challenge signal.17 Oct 2026

All 10 checks

When (UTC)	Result	HTTP	Response
17 Oct, 09:26 UTC	Challenge detected	402	333ms
16 Oct, 08:13 UTC	Challenge detected	402	118ms
14 Oct, 21:46 UTC	Challenge detected	402	144ms
13 Oct, 10:39 UTC	Challenge detected	402	150ms
11 Oct, 10:02 UTC	Challenge detected	402	155ms
10 Oct, 00:46 UTC	Challenge detected	402	104ms
8 Oct, 21:32 UTC	Challenge detected	402	101ms
7 Oct, 21:31 UTC	Challenge detected	402	103ms
6 Oct, 21:30 UTC	Challenge detected	402	114ms
2 Oct, 17:03 UTC	Challenge detected	402	130ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 17 Oct, 09:26 UTC, it returned HTTP 402 or another detected payment-challenge signal. This check did not test payment, delivery or compatibility with the Superstables client.

What price is recorded for dns-intel-api-production.up.railway.app?

Its listed price is $0.002.

What payment terms does dns-intel-api-production.up.railway.app advertise?

The listing advertises x402, Base and USDC. It names cdp as its facilitator. Check the seller's current payment challenge and authentication requirements before paying.

Where is dns-intel-api-production.up.railway.app listed?

In x402 Bazaar. Superstables first indexed it on 26 Sept 2026.

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