← All endpoints
netintel.dev ip-blacklist check
https://netintel.dev/ip-blacklist/check
answers 402
Check an IP address against 15 major DNS blacklists (Spamhaus, Barracuda, SORBS, etc.) simultaneously — returns which lists it appears on, a reputation score, and a threat classification so agents can make block/allow decisions instantly.
We sent a real
GET request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.05
- Network
- base
- Pay to
- 0xdaDc335482AD545296Fd7b28518A251fFCbEb9Df
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- GET
- Response latency
- 110 ms
- Payment options
- 2 usable of 2
- Last checked
- 2026-08-15T14:23:14.102Z (3d ago)
- Category
- finance-crypto
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fnetintel.dev%2Fip-blacklist%2Fcheck"