the402 endpoint detail

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2s.io geo ip

https://2s.io/api/geo/ip

payable

Geolocate a single IPv4 or IPv6 address. Returns country (name + ISO code), region (name + code), city, ZIP, lat/lon, timezone, ISP, organization, and AS number + name. For bulk lookups (up to 100 IPs in one call) use /api/ipinfo/bulk instead. Lat/lon precision is city-level, not GPS.

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.0025
Network
base
Pay to
0x2b6D4988Db4723E6908Db86Ab2b8dFBc51FC32C5
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
155 ms
Payment options
2 usable of 2
Last checked
2026-08-10T09:13:43.009Z (1d ago)
Category
search

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2F2s.io%2Fapi%2Fgeo%2Fip"