# thenetworkery, free: IP company lookup API

> Who holds an IP address, prefix or AS number, how it is routed (origin AS, RPKI, IRR), its reverse DNS, blocklist listings and PeeringDB record, with what to fix first.

thenetworkery'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. thenetworkery's docs list 4: Owner's name, ASN, Network range, Country.
In [our IP company lookup API benchmark](https://datacircle.dev/best-ip-company-lookup-api.txt), this plan scores 90.8 out of 100. thenetworkery ranks 2nd of 61 providers.
We rank 530 plans for IP company lookup APIs by price. Half the plans cost $0.239 or less per 1,000 IP addresses. This plan and 39 others tie for the lowest price per 1,000 IP addresses of the 530 plans. [See the best free IP company lookup API plan.](https://datacircle.dev/best-ip-company-lookup-api.txt)
[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), [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/thenetworkery/free
- [IP company lookup API in 2026: the best of 60+ compared](https://datacircle.dev/best-ip-company-lookup-api.txt)
- Get it: https://thenetworkery.com/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- Request: `GET https://thenetworkery.com/api/v1/network-report`
- API key: not needed
- Its API docs: https://thenetworkery.com/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing#network-report
- Sold by: thenetworkery (https://thenetworkery.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing)
- Checked: 2026-11-10

## In the answer

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

## Score

- Overall score: 90.8
- Price score: 100
- Accuracy score: 100
- Cost to get started score: 100
- Bundle score: 96
- Performance score: 2

## Price

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

## Charges

- Also pays for: from the same budget: Domain health report · What's my IP? · DNS lookup · DNSSEC check · Nameserver health check · Email security check · Email test · Email record builder · Blacklist check · SSL/TLS certificate check · HTTP headers & security check · Certificate Transparency search · WHOIS / RDAP lookup · ASN & BGP prefix lookup · RPKI / ROA validator · PeeringDB lookup · Reverse DNS (PTR) check · Open port check · IP calculator · POST /mcp-server-test · JWT decoder · MAC address vendor lookup · DN42 registry search · DN42 free resource finder · DN42 peering config generator · Public DNS resolver status · One resolver with history

## Not found

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

## In their words

- Their pitch: Who holds an IP address, prefix or AS number, how it is routed (origin AS, RPKI, IRR), its reverse DNS, blocklist listings and PeeringDB record, with what to fix first.

## Data

- Keep data: no limit
- Use data: Registration data belongs to the registry that publishes it and is shown under its terms of use, linked under each result. Use it to run or troubleshoot networks, not for marketing or bulk collection. Use the service only for lawful purposes and only to check systems you own, run, or are authorised to test. In particular, you must not: scan, probe or attack networks, hosts or services you aren't authorised to test, or use the port check, HTTP, TLS, MCP or webhook tools as part of an attack, use webhook URLs, auto-forwarding, the webhook sender tester or monitors to send spam, unsolicited or harmful traffic, or to overload anyone's systems, store or share unlawful, harmful or infringing content in webhook URLs, status pages, saved results or share links, or use them for phishing or impersonation, get around rate limits, blocks or usage limits, for example by rotating addresses or creating accounts in bulk, interfere with, disrupt or try to gain unauthorised access to the service or its infrastructure, or test its security without following our security reporting process. Automated use through the API and MCP server is welcome within their published limits. Please send a meaningful User-Agent so we can contact you if something goes wrong.

## Plan

- Pay: $0

## Rate limit

- Per second: 1
- Batch: 1

## Speed

- Answer: in the call
- Median: 4.10 s

## The call

- You send: query
- Method: GET
- Path: /network-report

## About the plan

- Plan: Free
- Who can get it: anyone, to check systems they own, run or are authorised to test

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

IP address, organization, abuse contact, RIR, country, ASN, ASN organization, prefix, RPKI status, IRR route object, RIS visibility, reverse DNS, bogon, blocklisted, PeeringDB record, peering policy

## thenetworkery's plans (1)

- [thenetworkery, free](https://datacircle.dev/ip-company-lookup-apis/thenetworkery/free/llms.txt): $0.00 per 1,000, 40% complete

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

- `GET /network-report`: [thenetworkery, free](https://datacircle.dev/ip-company-lookup-apis/thenetworkery/free/llms.txt)

## thenetworkery's APIs (2)

- [thenetworkery: domain WHOIS API pricing, 1 plan](https://datacircle.dev/domain-whois-apis/thenetworkery/free/llms.txt)
- [thenetworkery: IP company lookup API pricing, 1 plan](https://datacircle.dev/ip-company-lookup-apis/thenetworkery/free/llms.txt)

## thenetworkery: IP company lookup API alternatives

- [IPKit, free](https://datacircle.dev/ip-company-lookup-apis/ipkit/free/llms.txt): $0.00 per 1,000, 80% complete, 1 day
- [DC5 WHOIS, free, Public instance, GET /api/v1/ip](https://datacircle.dev/ip-company-lookup-apis/dc5-whois/free-public-instance-get-api-v1-ip/llms.txt): $0.00 per 1,000, 40% complete
- [MxToolbox, free, GET /api/v1/Lookup/asn/](https://datacircle.dev/ip-company-lookup-apis/mxtoolbox/free-get-api-v1-lookup-asn/llms.txt): $0.00 per 1,000, 20% complete
- [Enterno, free, Scout, GET /api/v4/asn](https://datacircle.dev/ip-company-lookup-apis/enterno/free-scout-get-api-v4-asn/llms.txt): $0.00 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 2026-11-10.

- https://thenetworkery.com/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://thenetworkery.com/api/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://thenetworkery.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://thenetworkery.com/tools/network-report?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing