# IP Trust, free: IP company lookup API

> Identify the ASN for any IP address. Get the Autonomous System Number, organization name, network type, and risk classification.

IP Trust's Free plan for the IP company lookup API costs $0.00 per 1,000 IP addresses. We check each provider's docs for 10 fields. IP Trust's docs list 4: Owner's name, Owner's domain, ASN, Network range.
We haven't run IP Trust through [our IP company lookup API benchmark](https://datacircle.dev/best-ip-company-lookup-api.txt) yet.
This plan is free. We rank 611 plans for IP company lookup APIs by price. Half the plans cost $0.185 or less per 1,000 IP addresses. [199 IP company lookup API plans on our price sheet are free.](https://datacircle.dev/best-ip-company-lookup-api.txt) [IPKit's free plan](https://datacircle.dev/ip-company-lookup-apis/ipkit/free/llms.txt) scores highest of the free plans in our benchmark, at 94.1 out of 100.
[IPScanner's $5 pack](https://datacircle.dev/ip-company-lookup-apis/ipscanner/5-pack-pay-as-you-go-5-get-asn-ip/llms.txt) is the cheapest paid plan per 1,000 IP addresses. IPScanner's IP company lookup API costs nothing beyond the plan price. [ipapi.is' 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.
[IPKit](https://datacircle.dev/ip-company-lookup-apis/ipkit/free/llms.txt), [thenetworkery](https://datacircle.dev/ip-company-lookup-apis/thenetworkery/free/llms.txt) and [DC5 WHOIS](https://datacircle.dev/ip-company-lookup-apis/dc5-whois/free-public-instance-get-api-v1-lookup/llms.txt) are the best IP company lookup API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/ip-company-lookup-apis/ip-trust/free
- [IP company lookup API in 2026: the best of 70+ compared](https://datacircle.dev/best-ip-company-lookup-api.txt)
- Get it: https://iptrust.co/ip-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- Request: `GET https://api.iptrust.co/ip/{ip}`
- API key: with the plan, on https://iptrust.co/ip-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- Its API docs: https://iptrust.co/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- Sold by: IP Trust (https://iptrust.co?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing)
- Checked: 2026-11-11

## In the answer

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

## Price

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

## Charges

- Also pays for: nothing else

## Overage

- Units cap: hard

## Not found

- $ per 1,000 calls that find nothing: $0.00

## In their words

- Their pitch: Identify the ASN for any IP address. Get the Autonomous System Number, organization name, network type, and risk classification.

## Data

- Keep data: the term of the Agreement
- Use data: a non-exclusive right, limited to the term of this Agreement, to use the IP Trust service in connection with the Customer’s own websites, applications, and internal business operations. The right of use is limited to the Customer’s own use. The Customer shall not redistribute, resell, sublicense, or otherwise make IP Trust data available to third parties, whether in raw, aggregated, or modified form. [...] The Customer shall not use IP Trust in connection with or for the operation of critical infrastructure, such as power stations, military or defense facilities, medical equipment or other equipment, the failure or impairment of which would lead to unforeseeable economic or physical damage [...]

## Plan

- Pay: $0
- You get: 10,000 requests a month
- Enough for: 10,000 calls a month

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: ip
- Method: GET
- Path: /ip/{ip}

## About the plan

- Plan: Free
- Who can get it: anyone with a free account

## The 16 fields the plan's answer can hold

ASN number, ASN name, ASN company, ASN country, ASN route, regional internet registry, ASN domain, ASN type, ASN description, company name, company type, company domain, company description, abuse contact name, abuse contact email, abuse contact address

## IP Trust's plans (12)

- [IP Trust, free](https://datacircle.dev/ip-company-lookup-apis/ip-trust/free/llms.txt): $0.00 per 1,000, 40% complete
- [IP Trust, €19 monthly](https://datacircle.dev/ip-company-lookup-apis/ip-trust/19-monthly/llms.txt): $0.214 per 1,000, 40% complete
- [IP Trust, €29 monthly, Complete, 100k requests a month](https://datacircle.dev/ip-company-lookup-apis/ip-trust/29-monthly-complete-100k-requests-a-month/llms.txt): $0.326 per 1,000, 40% complete
- [IP Trust, €29 monthly, Identity, 200k requests a month](https://datacircle.dev/ip-company-lookup-apis/ip-trust/29-monthly-identity-200k-requests-a-month/llms.txt): $0.163 per 1,000, 40% complete
- [IP Trust, €49 monthly](https://datacircle.dev/ip-company-lookup-apis/ip-trust/49-monthly/llms.txt): $0.276 per 1,000, 40% complete
- [IP Trust, €59 monthly](https://datacircle.dev/ip-company-lookup-apis/ip-trust/59-monthly/llms.txt): $0.133 per 1,000, 40% complete
- [IP Trust, €99 monthly](https://datacircle.dev/ip-company-lookup-apis/ip-trust/99-monthly/llms.txt): $0.223 per 1,000, 40% complete
- [IP Trust, €109 monthly](https://datacircle.dev/ip-company-lookup-apis/ip-trust/109-monthly/llms.txt): $0.123 per 1,000, 40% complete
- [IP Trust, €179 monthly](https://datacircle.dev/ip-company-lookup-apis/ip-trust/179-monthly/llms.txt): $0.201 per 1,000, 40% complete
- [IP Trust, €199 monthly](https://datacircle.dev/ip-company-lookup-apis/ip-trust/199-monthly/llms.txt): $0.112 per 1,000, 40% complete
- [IP Trust, €329 monthly](https://datacircle.dev/ip-company-lookup-apis/ip-trust/329-monthly/llms.txt): $0.185 per 1,000, 40% complete
- [IP Trust, contact us](https://datacircle.dev/ip-company-lookup-apis/ip-trust/contact-us/llms.txt): 40% complete

## IP Trust's calls (1)

- `GET /ip/{ip}`: [IP Trust, free](https://datacircle.dev/ip-company-lookup-apis/ip-trust/free/llms.txt)

## IP Trust's APIs (1)

- [IP Trust IP company lookup API pricing, 12 plans](https://datacircle.dev/ip-company-lookup-apis/ip-trust/free/llms.txt)

## IP Trust: IP company lookup API alternatives

[IP Trust alternatives: other IP company lookup API providers by price](https://datacircle.dev/ip-trust-alternatives.txt)

We list IP Trust's cheapest paid plan first. Next we list other providers' plans closest to IP Trust in price per 1,000 IP addresses.

- [IP Trust, €199 monthly](https://datacircle.dev/ip-company-lookup-apis/ip-trust/199-monthly/llms.txt): $0.112 per 1,000, 40% complete
- [ipify, $390 yearly, Yearly subscription: 300,000 Credits per month, GET /api/v2/country](https://datacircle.dev/ip-company-lookup-apis/ipify/390-yearly-yearly-subscription-300000-credits-per-month-get-api-v2-country/llms.txt): $0.108 per 1,000, 60% complete, 1 day
- [DB-IP, €32.90 monthly, Starter 10K Extended API, GET /v2/{apiKey}/{ipAddressList}](https://datacircle.dev/ip-company-lookup-apis/db-ip/32-90-monthly-starter-10k-extended-api-get-v2-apikey-ipaddresslist/llms.txt): $0.111 per 1,000, 50% complete
- [apiip, €9.99 monthly, Basic, GET /api/check, Bulk IP Lookup](https://datacircle.dev/ip-company-lookup-apis/apiip/9-99-monthly-basic-get-api-check-bulk-ip-lookup/llms.txt): $0.112 per 1,000, 80% complete
- [Network Data Labs, $29 monthly, Growth, GET /v0/ip/{ip}](https://datacircle.dev/ip-company-lookup-apis/network-data-labs/29-monthly-growth-get-v0-ip-ip/llms.txt): $0.116 per 1,000, 70% 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 2026-11-11.

- https://iptrust.co/contact?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://iptrust.co/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://iptrust.co/ip-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://iptrust.co/ip-data/asn?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://iptrust.co/legal/terms-of-service?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing