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

> IP address ownership (RDAP): network, organization, country, CIDR

UnyKorn's x402 plan for the IP company lookup API costs $3.00 per 1,000 IP addresses. We check each provider's docs for 10 fields. UnyKorn's docs list 3: Owner's name, Network range, Country.
We haven't run UnyKorn through [our IP company lookup API benchmark](https://datacircle.dev/best-ip-company-lookup-api.txt) yet.
We rank 606 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 17% of the 606 plans. UnyKorn has no free IP company lookup API plan. [203 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 [IPLogs](https://datacircle.dev/ip-company-lookup-apis/iplogs/free-get-v1-lookup-ip/llms.txt) are the best IP company lookup API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/ip-company-lookup-apis/unykorn/pay-as-you-go
- [IP company lookup API in 2026: the best of 80+ compared](https://datacircle.dev/best-ip-company-lookup-api.txt)
- Get it: https://twin.unykorn.org/.well-known/x402?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- Request: `POST https://twin.unykorn.org/web/ip-whois`
- API key: not needed
- Its API docs: https://twin.unykorn.org/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- Sold by: UnyKorn (https://twin.unykorn.org?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing)
- Checked: 2026-11-10

## In the answer

- Completeness: 30%
- Owner's name: ✓
- Network range: ✓
- Country: ✓

## Price

- $ per 1,000 IP addresses: $3.00
- Per: call
- Billing: pay as you go

## Charges

- Also pays for: nothing else

## In their words

- Their pitch: IP address ownership (RDAP): network, organization, country, CIDR

## Data

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

## Plan

- Pay: per call

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: params.ip
- Method: POST
- Path: /web/ip-whois

## About the plan

- Plan: x402
- Who can get it: anyone

## The 5 fields the plan's answer can hold

organization, network name, IP range, CIDR, country

## UnyKorn's plans (3)

- [UnyKorn, pay as you go](https://datacircle.dev/ip-company-lookup-apis/unykorn/pay-as-you-go/llms.txt): $3.00 per 1,000, 30% complete
- [UnyKorn, $5 pack](https://datacircle.dev/ip-company-lookup-apis/unykorn/5-pack/llms.txt): $3.00 per 1,000, 30% complete
- [UnyKorn, $25 pack](https://datacircle.dev/ip-company-lookup-apis/unykorn/25-pack/llms.txt): $3.00 per 1,000, 30% complete

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

- `POST /web/ip-whois`: [UnyKorn, pay as you go](https://datacircle.dev/ip-company-lookup-apis/unykorn/pay-as-you-go/llms.txt)

## UnyKorn's APIs (8)

- [UnyKorn Hacker News search API pricing, 3 plans](https://datacircle.dev/hacker-news-search-apis/unykorn/pay-as-you-go/llms.txt)
- [UnyKorn Company enrichment API pricing, 3 plans](https://datacircle.dev/company-enrichment-apis/unykorn/pay-as-you-go/llms.txt)
- [UnyKorn Domain WHOIS API pricing, 3 plans](https://datacircle.dev/domain-whois-apis/unykorn/pay-as-you-go/llms.txt)
- [UnyKorn Email verification API pricing, 3 plans](https://datacircle.dev/validate-email-apis/unykorn/pay-as-you-go/llms.txt)
- [UnyKorn IP company lookup API pricing, 3 plans](https://datacircle.dev/ip-company-lookup-apis/unykorn/pay-as-you-go/llms.txt)
- [UnyKorn Web scraping API pricing, 3 plans](https://datacircle.dev/web-scraping-apis/unykorn/pay-as-you-go/llms.txt)
- [UnyKorn Business verification API pricing, 3 plans, POST /report/counterparty](https://datacircle.dev/business-verification-apis/unykorn/pay-as-you-go-x402-post-report-counterparty/llms.txt)
- [UnyKorn Business verification API pricing, 3 plans, POST /agents/evidence-01/dossier](https://datacircle.dev/business-verification-apis/unykorn/pay-as-you-go-x402-post-agents-evidence-01-dossier/llms.txt)
- [UnyKorn Business verification API pricing, 3 plans, POST /screen/entity](https://datacircle.dev/business-verification-apis/unykorn/pay-as-you-go-x402-post-screen-entity/llms.txt)
- [UnyKorn Company hierarchy API pricing, 3 plans, POST /report/counterparty](https://datacircle.dev/company-hierarchy-apis/unykorn/pay-as-you-go-x402-post-report-counterparty/llms.txt)
- [UnyKorn Company hierarchy API pricing, 3 plans, POST /agents/evidence-01/dossier](https://datacircle.dev/company-hierarchy-apis/unykorn/pay-as-you-go-x402-post-agents-evidence-01-dossier/llms.txt)
- [UnyKorn Company hierarchy API pricing, 3 plans, POST /screen/entity](https://datacircle.dev/company-hierarchy-apis/unykorn/pay-as-you-go-x402-post-screen-entity/llms.txt)

## UnyKorn: IP company lookup API alternatives

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

We list other providers' plans closest to this plan in price per 1,000 IP addresses. We also show the Spur plan. Its price is farther from this plan's price.

- [IPHub, $504 yearly, Professional 15,000 requests / month, annually, GET /ip/{ip}](https://datacircle.dev/ip-company-lookup-apis/iphub/504-yearly-professional-15000-requests-month-annually-get-ip-ip/llms.txt): $2.80 per 1,000, 50% complete
- [ipify, $15 monthly, Monthly subscription: 10,000 Credits per month, GET /api/v2/country,city](https://datacircle.dev/ip-company-lookup-apis/ipify/15-monthly-monthly-subscription-10000-credits-per-month-get-api-v2-country-city/llms.txt): $3.00 per 1,000, 60% complete, 1 day
- [WhoisFreaks, $150 pack, 50,000 API Credits, POST /v1.0/geolocation](https://datacircle.dev/ip-company-lookup-apis/whoisfreaks/150-pack-50000-api-credits-post-v1-0-geolocation/llms.txt): $3.00 per 1,000, 60% complete
- [Arch Tools, $199 pack](https://datacircle.dev/ip-company-lookup-apis/arch-tools/199-pack/llms.txt): $3.184 per 1,000, 60% complete
- [Spur, $200 monthly](https://datacircle.dev/ip-company-lookup-apis/spur/200-monthly/llms.txt): $4.00 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://genesis402.com/catalog?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://twin.unykorn.org/.well-known/x402?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://twin.unykorn.org/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://twin.unykorn.org/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing