# HALOWERK, pay as you go, x402, POST /v1/ip/reputation: IP company lookup API

> Liefert ASN, Netzbetreiber, Land, Reverse-DNS, Bogon-Status, Tor-Exit-Erkennung und eine Rechenzentrums-Wahrscheinlichkeit. Grundlage für Betrugs- und Moderationsagenten.

HALOWERK's x402 plan for the IP company lookup API costs $1.00 per 1,000 IP addresses. We check each provider's docs for 10 fields. HALOWERK's docs list 3: ASN, Country, Hosting.
We haven't run HALOWERK through [our IP company lookup API benchmark](https://datacircle.dev/best-ip-company-lookup-api.txt) yet.
We rank 529 plans for IP company lookup APIs by price. Half the plans cost $0.245 or less per 1,000 IP addresses. This plan costs less per 1,000 IP addresses than 34% of the 529 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' 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), [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/halowerk/pay-as-you-go-x402-post-v1-ip-reputation
- [IP company lookup API in 2026: the best of 60+ compared](https://datacircle.dev/best-ip-company-lookup-api.txt)
- Get it: https://tools.halowerk.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- Request: `POST https://tools.halowerk.com/v1/ip/reputation`
- API key: not needed
- Its API docs: https://tools.halowerk.com/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- Sold by: HALOWERK (https://halowerk.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing)
- Checked: 2026-11-10

## In the answer

- Completeness: 30%
- ASN: ✓
- Country: ✓
- Hosting: ✓

## 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 calls that find nothing: $0.00

## In their words

- Their pitch: Liefert ASN, Netzbetreiber, Land, Reverse-DNS, Bogon-Status, Tor-Exit-Erkennung und eine Rechenzentrums-Wahrscheinlichkeit. Grundlage für Betrugs- und Moderationsagenten.

## Data

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

## Plan

- Pay: per call

## Speed

- Answer: in the call

## The call

- You send: nothing required. Optional: ip, ips
- Method: POST
- Path: /v1/ip/reputation

## About the plan

- Plan: x402
- Who can get it: anyone

## The 9 fields the plan's answer can hold

IP, ASN, AS operator, country, reverse DNS, datacenter, Tor exit, bogon, risk score

## HALOWERK's plans (1)

- [HALOWERK, pay as you go, x402, POST /v1/ip/reputation](https://datacircle.dev/ip-company-lookup-apis/halowerk/pay-as-you-go-x402-post-v1-ip-reputation/llms.txt): $1.00 per 1,000, 30% complete

## HALOWERK's calls for this API (3)

- `POST /ip`: [HALOWERK, pay as you go, x402, POST /ip](https://datacircle.dev/ip-company-lookup-apis/halowerk/pay-as-you-go-x402-post-ip/llms.txt)
- `POST /ip/batch`: [HALOWERK, pay as you go, x402, POST /ip/batch](https://datacircle.dev/ip-company-lookup-apis/halowerk/pay-as-you-go-x402-post-ip-batch/llms.txt)
- `POST /v1/ip/reputation`: [HALOWERK, pay as you go, x402, POST /v1/ip/reputation](https://datacircle.dev/ip-company-lookup-apis/halowerk/pay-as-you-go-x402-post-v1-ip-reputation/llms.txt)

## HALOWERK's APIs (8)

- [HALOWERK: business verification API pricing, 1 plan](https://datacircle.dev/business-verification-apis/halowerk/pay-as-you-go/llms.txt)
- [HALOWERK: company enrichment API pricing, 1 plan](https://datacircle.dev/company-enrichment-apis/halowerk/pay-as-you-go/llms.txt)
- [HALOWERK: domain WHOIS API pricing, 1 plan](https://datacircle.dev/domain-whois-apis/halowerk/pay-as-you-go/llms.txt)
- [HALOWERK: email verification API pricing, 1 plan](https://datacircle.dev/validate-email-apis/halowerk/pay-as-you-go/llms.txt)
- [HALOWERK: phone validation API pricing, 1 plan](https://datacircle.dev/validate-phone-apis/halowerk/pay-as-you-go/llms.txt)
- [HALOWERK: tech stack API pricing, 2 plans, POST /stack](https://datacircle.dev/company-technology-apis/halowerk/pay-as-you-go-x402-post-stack/llms.txt)
- [HALOWERK: tech stack API pricing, 2 plans, POST /stack/batch](https://datacircle.dev/company-technology-apis/halowerk/pay-as-you-go-x402-post-stack-batch/llms.txt)
- [HALOWERK: tech stack API pricing, 2 plans, POST /stack/batch/25](https://datacircle.dev/company-technology-apis/halowerk/pay-as-you-go-x402-post-stack-batch-25/llms.txt)
- [HALOWERK: tech stack API pricing, 2 plans, POST /v1/tech/detect](https://datacircle.dev/company-technology-apis/halowerk/pay-as-you-go-x402-post-v1-tech-detect/llms.txt)
- [HALOWERK: web scraping API pricing, 1 plan, POST /batch/extract](https://datacircle.dev/web-scraping-apis/halowerk/pay-as-you-go-x402-post-batch-extract/llms.txt)
- [HALOWERK: web scraping API pricing, 1 plan, POST /extract](https://datacircle.dev/web-scraping-apis/halowerk/pay-as-you-go-x402-post-extract/llms.txt)
- [HALOWERK: IP company lookup API pricing, 1 plan, POST /v1/ip/reputation](https://datacircle.dev/ip-company-lookup-apis/halowerk/pay-as-you-go-x402-post-v1-ip-reputation/llms.txt)

## HALOWERK: 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 2026-11-10.

- https://halowerk.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://halowerk.com/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://tools.halowerk.com/.well-known/x402?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://tools.halowerk.com/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://tools.halowerk.com/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://tools.halowerk.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing