# Criminal IP, free: IP company lookup API

> This feature provides comprehensive OSINT information related to IP addresses. It assesses the risk level of an IP address in 5 stages and provides information including connected devices, open ports, vulnerabilities, and WHOIS information.

Criminal IP's Free Membership plan for the IP company lookup API costs $0.00 per 1,000 IP addresses. Criminal IP's docs list 1 of the 10 fields on our checklist: Owner's name.
We haven't run Criminal IP through [our IP company lookup API benchmark](https://datacircle.dev/best-ip-company-lookup-api.txt) yet.
This plan is free. We rank 398 plans for IP company lookup APIs by price. Half the plans cost $0.112 per 1,000 IP addresses or less. [See the best free IP company lookup API plan.](https://datacircle.dev/best-ip-company-lookup-api.txt)
[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.
[FreeIPAPI's €9.90 monthly plan (/api/bulk/json)](https://datacircle.dev/ip-company-lookup-apis/freeipapi/9-90-monthly-unlimited-post-api-bulk-json/llms.txt) covers any number of IP addresses. FreeIPAPI's €9.90 monthly plan costs less up front than IPHunter's €99.99 monthly plan.
[DNSlytics](https://datacircle.dev/ip-company-lookup-apis/dnslytics/free/llms.txt), [ipwhois.io](https://datacircle.dev/ip-company-lookup-apis/ipwhois-io/free/llms.txt) and [IPBot](https://datacircle.dev/ip-company-lookup-apis/ipbot/free-anonymous-get-v1-ip-ip/llms.txt) are the best IP company lookup API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/ip-company-lookup-apis/criminal-ip/free
- [IP company lookup API: the 15 best providers compared](https://datacircle.dev/best-ip-company-lookup-api.txt)
- Get it: https://search.criminalip.io/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- Request: `GET https://api.criminalip.io/v1/asset/ip/report`
- API key: with the plan, on https://search.criminalip.io/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- Its API docs: https://search.criminalip.io/developer/api/get-asset-ip-report?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- Sold by: Criminal IP (https://www.criminalip.io?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing)
- Checked: 2026-11-07

## In the answer

- Completeness: 10%
- Owner's name: ✓

## Price

- $ per 1,000 IP addresses: $0.00
- Per: call
- Billing: free

## Charges

- Also pays for: GET /domain/reports · POST /domain/scan

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: This feature provides comprehensive OSINT information related to IP addresses. It assesses the risk level of an IP address in 5 stages and provides information including connected devices, open ports, vulnerabilities, and WHOIS information.

## Data

- Keep data: no limit
- Use data: Except as allowed by the company in advance, members may not use the service for commercial activities or other profit-making purposes, or engage in activities prohibited by these Terms, or engage in activities that exceed the scope of the permitted use. [...] Members must not use information obtained while using the service for purposes other than the use of the service without prior approval from the company. [...] The member shall not reproduce, transmit, publish, distribute or allow any third party to use information obtained through the use of digital content provided by the service provider without prior approval from the service provider. [...] Using the company's information without permission to compete with the company, providing services that perform the same functions as the company's services, or obtaining information without permission by crawling, scanning, or using unauthorized APIs, constitutes copyright infringement.

## Plan

- Pay: $0
- You get: 50 credits a month
- Enough for: 50 calls a month

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: ip. Optional: full
- Method: GET
- Path: /v1/asset/ip/report

## About the plan

- Plan: Free Membership
- Who can get it: anyone

## The only field the plan's answer can hold

AS name

## Criminal IP's plans (4)

- [Criminal IP, free](https://datacircle.dev/ip-company-lookup-apis/criminal-ip/free/llms.txt): $0.00 per 1,000, 10% complete
- [Criminal IP, $99 monthly, Starter, GET /v1/asset/ip/report](https://datacircle.dev/ip-company-lookup-apis/criminal-ip/99-monthly-starter-get-v1-asset-ip-report/llms.txt): $9.90 per 1,000, 10% complete
- [Criminal IP, $1,069 yearly, Starter, GET /v1/asset/ip/report](https://datacircle.dev/ip-company-lookup-apis/criminal-ip/1069-yearly-starter-get-v1-asset-ip-report/llms.txt): $8.908 per 1,000, 10% complete
- [Criminal IP, contact us, Enterprise, GET /v1/asset/ip/report](https://datacircle.dev/ip-company-lookup-apis/criminal-ip/contact-us-enterprise-get-v1-asset-ip-report/llms.txt): 10% complete

## Criminal IP's calls (3)

- `GET /v1/asset/ip/report`: [Criminal IP, free](https://datacircle.dev/ip-company-lookup-apis/criminal-ip/free/llms.txt)
- `GET /v1/asset/ip/summary`: [Criminal IP, $99 monthly, Starter, GET /v1/asset/ip/summary](https://datacircle.dev/ip-company-lookup-apis/criminal-ip/99-monthly-starter-get-v1-asset-ip-summary/llms.txt)
- `GET /v1/ip/summary`: [Criminal IP, $99 monthly, Starter, GET /v1/ip/summary](https://datacircle.dev/ip-company-lookup-apis/criminal-ip/99-monthly-starter-get-v1-ip-summary/llms.txt)

## Criminal IP's APIs (1)

- [Criminal IP: IP company lookup API pricing, 4 plans](https://datacircle.dev/ip-company-lookup-apis/criminal-ip/free/llms.txt)

## Criminal IP: IP company lookup API alternatives

- [IPHub, $29 monthly, Professional 5,000 requests / month, GET /ip/{ip}](https://datacircle.dev/ip-company-lookup-apis/iphub/29-monthly-professional-5000-requests-month-get-ip-ip/llms.txt): $5.80 per 1,000, 50% complete
- [SignupVet, $49 monthly](https://datacircle.dev/ip-company-lookup-apis/signupvet/49-monthly/llms.txt): $9.80 per 1,000, 60% complete
- [FraudLabs Pro, $249.95 monthly](https://datacircle.dev/ip-company-lookup-apis/fraudlabs-pro/249-95-monthly/llms.txt): $9.998 per 1,000, 20% complete
- [ip402.xyz, pay as you go](https://datacircle.dev/ip-company-lookup-apis/ip402-xyz/pay-as-you-go/llms.txt): $10.00 per 1,000, 50% 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 2026-11-07.

- https://search.criminalip.io/developer/api/get-asset-ip-report?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://search.criminalip.io/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://www.criminalip.io?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://www.criminalip.io/about/terms-of-service?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing