# Foundry, pay as you go: IP company lookup API

> IP address info: public or private, reverse DNS, ASN, network name, prefix and country. Input: an IPv4 or IPv6 address.

Foundry's x402 pay per call plan for the IP company lookup API costs $1.00 per 1,000 IP addresses. We check each provider's docs for 10 fields. Foundry's docs list 4: Owner's name, ASN, Network range, Country.
We haven't run Foundry through [our IP company lookup API benchmark](https://datacircle.dev/best-ip-company-lookup-api.txt) yet.
We rank 468 plans for IP company lookup APIs by price. Half the plans cost $0.167 or less per 1,000 IP addresses. This plan costs less per 1,000 IP addresses than 31% of the 468 plans.
[IPHunter's €99.99 monthly plan](https://datacircle.dev/ip-company-lookup-apis/iphunter/99-99-monthly/llms.txt) is the cheapest paid plan per 1,000 IP addresses. IPHunter's €99.99 monthly plan covers up to 11,520,000 IP addresses a day. [ipapi.is's top-up plan](https://datacircle.dev/ip-company-lookup-apis/ipapi-is/top-up-from-1-one-time-credits-post/llms.txt) costs the least for 10,000 IP addresses a month: $1.00.
[Api.co.id's Rp99,000 (about $5) monthly plan](https://datacircle.dev/ip-company-lookup-apis/api-co-id/rp99000-monthly/llms.txt) covers any number of IP addresses. Api.co.id's Rp99,000 (about $5) monthly plan costs less up front than IPHunter's €99.99 monthly plan.
[IPKit](https://datacircle.dev/ip-company-lookup-apis/ipkit/free/llms.txt), [MxToolbox](https://datacircle.dev/ip-company-lookup-apis/mxtoolbox/free-get-api-v1-lookup-asn/llms.txt) and [Enterno](https://datacircle.dev/ip-company-lookup-apis/enterno/free-open-api-get-api-open-ip/llms.txt) are the best IP company lookup API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/ip-company-lookup-apis/foundry/pay-as-you-go
- [IP company lookup API: the best of 40+ providers compared](https://datacircle.dev/best-ip-company-lookup-api.txt)
- Get it: https://minty-sprout.onrender.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- Request: `POST https://minty-sprout.onrender.com/v1/ip-info`
- API key: not needed
- Its API docs: https://minty-sprout.onrender.com/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing#/paths/~1v1~1ip-info
- Sold by: Foundry (https://minty-sprout.onrender.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing)
- Checked: 2026-11-09

## In the answer

- Completeness: 40%
- Owner's name: ✓
- ASN: ✓
- Network range: ✓
- Country: ✓

## Price

- $ per 1,000 IP addresses: $1.00
- Per: call
- Billing: pay as you go

## Charges

- Also pays for: nothing else

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: IP address info: public or private, reverse DNS, ASN, network name, prefix and country. Input: an IPv4 or IPv6 address.

## Data

- Keep data: no API terms
- Use data: no API terms

## Plan

- Pay: per call

## Rate limit

- Per second: 0.5
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: input
- Method: POST
- Path: /v1/ip-info

## About the plan

- Plan: x402 pay per call
- Who can get it: anyone with a wallet paying each call in USDC on Base (x402), with no account or API key

## The 11 fields the plan's answer can hold

IP address, IP version, ASN, AS name, network prefix, country, registry, reverse DNS, is global, is private, is loopback

## Foundry's plans (1)

- [Foundry, pay as you go](https://datacircle.dev/ip-company-lookup-apis/foundry/pay-as-you-go/llms.txt): $1.00 per 1,000, 40% complete

## Foundry's calls for this API (1)

- `POST /v1/ip-info`: [Foundry, pay as you go](https://datacircle.dev/ip-company-lookup-apis/foundry/pay-as-you-go/llms.txt)

## Foundry's APIs (7)

- [Foundry: tech stack API pricing, 1 plan](https://datacircle.dev/company-technology-apis/foundry/pay-as-you-go/llms.txt)
- [Foundry: domain WHOIS API pricing, 1 plan](https://datacircle.dev/domain-whois-apis/foundry/pay-as-you-go/llms.txt)
- [Foundry: email verification API pricing, 1 plan](https://datacircle.dev/validate-email-apis/foundry/pay-as-you-go/llms.txt)
- [Foundry: IP company lookup API pricing, 1 plan](https://datacircle.dev/ip-company-lookup-apis/foundry/pay-as-you-go/llms.txt)
- [Foundry: phone validation API pricing, 1 plan](https://datacircle.dev/validate-phone-apis/foundry/pay-as-you-go/llms.txt)
- [Foundry: GitHub repository API pricing, 1 plan](https://datacircle.dev/github-repository-apis/foundry/pay-as-you-go/llms.txt)
- [Foundry: web scraping API pricing, 1 plan, POST /v1/readability](https://datacircle.dev/web-scraping-apis/foundry/pay-as-you-go-x402-pay-per-call-post-v1-readability/llms.txt)
- [Foundry: web scraping API pricing, 1 plan, POST /v1/html-to-markdown](https://datacircle.dev/web-scraping-apis/foundry/pay-as-you-go-x402-pay-per-call-post-v1-html-to-markdown/llms.txt)
- [Foundry: web scraping API pricing, 1 plan, POST /v1/website-metadata](https://datacircle.dev/web-scraping-apis/foundry/pay-as-you-go-x402-pay-per-call-post-v1-website-metadata/llms.txt)

## Foundry: IP company lookup API alternatives

- [ip2geo.dev, $10 monthly, Starter, POST /convert](https://datacircle.dev/ip-company-lookup-apis/ip2geo-dev/10-monthly-starter-post-convert/llms.txt): $1.00 per 1,000, 40% complete
- [WhoisFreaks, $1,000 monthly, Monthly Subscription, 1,000,000 API Credits, POST /v1.0/geolocation](https://datacircle.dev/ip-company-lookup-apis/whoisfreaks/1000-monthly-monthly-subscription-1000000-api-credits-post-v1-0-geolocation/llms.txt): $1.00 per 1,000, 60% complete
- [DomScan, $10 pack](https://datacircle.dev/ip-company-lookup-apis/domscan/10-pack/llms.txt): $1.00 per 1,000, 70% complete, stored
- [Tanod, pay as you go](https://datacircle.dev/ip-company-lookup-apis/tanod/pay-as-you-go/llms.txt): $1.00 per 1,000, 40% complete

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-09.

- https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://minty-sprout.onrender.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://minty-sprout.onrender.com/.well-known/x402?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://minty-sprout.onrender.com/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://minty-sprout.onrender.com/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing