# SiteCheck, pay as you go, x402 pay per call, GET /api/security/ip-geolocation-asn: IP company lookup API

> IPv4 or IPv6 address → covering BGP prefix, origin AS number and holder name, whether the prefix is announced, and a coarse country and map point, all from RIPEstat. Location is an estimate (a block-level database), not a street address, the city is often empty.

SiteCheck's x402 pay per call plan for the IP company lookup API costs $2.00 per 1,000 IP addresses. We check each provider's docs for 10 fields. SiteCheck's docs list 3: Owner's name, ASN, Network range.
We haven't run SiteCheck through [our IP company lookup API benchmark](https://datacircle.dev/best-ip-company-lookup-api.txt) yet.
We rank 468 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 23% of the 468 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's 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), [MxToolbox](https://datacircle.dev/ip-company-lookup-apis/mxtoolbox/free-get-api-v1-lookup-asn/llms.txt) and [Enterno](https://datacircle.dev/ip-company-lookup-apis/enterno/free-open-api-get-api-open-ip/llms.txt) are the best IP company lookup API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/ip-company-lookup-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-security-ip-geolocation-asn
- [IP company lookup API: the best of 40+ providers compared](https://datacircle.dev/best-ip-company-lookup-api.txt)
- Get it: https://api.webintel-api.workers.dev/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- Request: `GET https://api.webintel-api.workers.dev/api/security/ip-geolocation-asn`
- API key: not needed
- Its API docs: https://api.webintel-api.workers.dev/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing#/paths/~1api~1security~1ip-geolocation-asn
- Sold by: SiteCheck (https://api.sitecheck-api.workers.dev?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing)
- Checked: 2026-11-09

## In the answer

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

## Price

- $ per 1,000 IP addresses: $2.00
- Per: call
- Billing: pay as you go

## Charges

- Also pays for: nothing else

## In their words

- Their pitch: IPv4 or IPv6 address → covering BGP prefix, origin AS number and holder name, whether the prefix is announced, and a coarse country and map point, all from RIPEstat. Location is an estimate (a block-level database), not a street address, the city is often empty.

## Data

- Keep data: no limit
- Use data: Business use only: SiteCheck is offered to businesses, developers and professionals for use in their trade, business or profession. It is not offered to consumers. [...] SiteCheck is not a consumer reporting agency. You must not use results as a factor in decisions about a person's eligibility for credit, insurance, employment, housing or similar purposes under the US Fair Credit Reporting Act or comparable laws. Content in results that belongs to a source remains that source's. You are responsible for making sure that your use, storage and redistribution of results complies with the law (including copyright, database rights and data protection law) and with the terms of the original source. [...] Do not use SiteCheck for anything unlawful, to harass, track, stalk or discriminate against any person, to build profiles of individuals without a lawful basis, or to infringe anyone's rights. Do not attack, overload, scan for weaknesses or try to bypass payment, rate limits or other controls, and do not use the service to attack or overload third-party sources. Do not use SiteCheck if you are, or act for, a person subject to sanctions, or from a country or region where the service or the payment would be prohibited.

## Plan

- Pay: per call

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: ip
- Method: GET
- Path: /api/security/ip-geolocation-asn

## About the plan

- Plan: x402 pay per call
- Who can get it: anyone at least 18 acting for business purposes (not a consumer), not a person subject to sanctions or from a region where the service or the payment would be prohibited, with no account or API key, paying each call in USDC (x402)

## The 6 fields the plan's answer can hold

IP address, ASN, ASN organization, BGP prefix, BGP prefix announced, checked at

## SiteCheck's plans (1)

- [SiteCheck, pay as you go, x402 pay per call, GET /api/security/ip-geolocation-asn](https://datacircle.dev/ip-company-lookup-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-security-ip-geolocation-asn/llms.txt): $2.00 per 1,000, 30% complete

## SiteCheck's calls for this API (2)

- `GET /api/security/ip-geolocation-asn`: [SiteCheck, pay as you go, x402 pay per call, GET /api/security/ip-geolocation-asn](https://datacircle.dev/ip-company-lookup-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-security-ip-geolocation-asn/llms.txt)
- `GET /api/ip`: [SiteCheck, pay as you go, x402 pay per call, GET /api/ip](https://datacircle.dev/ip-company-lookup-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-ip/llms.txt)

## SiteCheck's APIs (29)

- [SiteCheck: App Store API pricing, 1 plan](https://datacircle.dev/app-store-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: App Store search API pricing, 1 plan](https://datacircle.dev/app-store-search-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: Facebook page API pricing, 1 plan](https://datacircle.dev/facebook-page-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: Facebook post API pricing, 1 plan](https://datacircle.dev/facebook-post-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: GitHub profile API pricing, 1 plan](https://datacircle.dev/github-profile-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: Glassdoor review API pricing, 1 plan](https://datacircle.dev/glassdoor-review-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: Instagram post API pricing, 1 plan](https://datacircle.dev/instagram-post-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: Instagram profile API pricing, 1 plan](https://datacircle.dev/instagram-profile-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: LinkedIn company data API pricing, 1 plan](https://datacircle.dev/linkedin-company-profile-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: LinkedIn job search API pricing, 1 plan](https://datacircle.dev/linkedin-job-search-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: Reddit post API pricing, 1 plan](https://datacircle.dev/reddit-post-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: Reddit profile API pricing, 1 plan](https://datacircle.dev/reddit-profile-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: email verification API pricing, 1 plan](https://datacircle.dev/validate-email-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: Snapchat profile API pricing, 1 plan](https://datacircle.dev/snapchat-profile-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: Telegram channel API pricing, 1 plan](https://datacircle.dev/telegram-channel-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: Telegram channel post API pricing, 1 plan](https://datacircle.dev/telegram-channel-post-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: Threads post API pricing, 1 plan](https://datacircle.dev/threads-post-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: Threads profile API pricing, 1 plan](https://datacircle.dev/threads-profile-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: TikTok profile API pricing, 1 plan](https://datacircle.dev/tiktok-profile-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: Trustpilot review API pricing, 1 plan](https://datacircle.dev/trustpilot-review-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: Truth Social post API pricing, 1 plan](https://datacircle.dev/truth-social-post-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: Truth Social profile API pricing, 1 plan](https://datacircle.dev/truth-social-profile-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: YouTube channel video API pricing, 1 plan](https://datacircle.dev/youtube-channel-video-apis/sitecheck/pay-as-you-go/llms.txt)
- [SiteCheck: business verification API pricing, 1 plan, GET /api/company/registry](https://datacircle.dev/business-verification-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-company-registry/llms.txt)
- [SiteCheck: business verification API pricing, 1 plan, GET /api/b2b/finland-ytj-companies](https://datacircle.dev/business-verification-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-b2b-finland-ytj-companies/llms.txt)
- [SiteCheck: business verification API pricing, 1 plan, GET /api/gov/sunbiz-florida-business](https://datacircle.dev/business-verification-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-gov-sunbiz-florida-business/llms.txt)
- [SiteCheck: business verification API pricing, 1 plan, GET /api/company/fr](https://datacircle.dev/business-verification-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-company-fr/llms.txt)
- [SiteCheck: business verification API pricing, 1 plan, GET /api/b2b/iceland-skatturinn-companies](https://datacircle.dev/business-verification-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-b2b-iceland-skatturinn-companies/llms.txt)
- [SiteCheck: business verification API pricing, 1 plan, GET /api/b2b/ireland-cro-companies](https://datacircle.dev/business-verification-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-b2b-ireland-cro-companies/llms.txt)
- [SiteCheck: business verification API pricing, 1 plan, GET /api/b2b/israel-companies-registrar](https://datacircle.dev/business-verification-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-b2b-israel-companies-registrar/llms.txt)
- [SiteCheck: business verification API pricing, 1 plan, GET /api/lei](https://datacircle.dev/business-verification-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-lei/llms.txt)
- [SiteCheck: business verification API pricing, 1 plan, GET /api/b2b/ny-business-entity](https://datacircle.dev/business-verification-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-b2b-ny-business-entity/llms.txt)
- [SiteCheck: business verification API pricing, 1 plan, GET /api/b2b/nz-companies-register](https://datacircle.dev/business-verification-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-b2b-nz-companies-register/llms.txt)
- [SiteCheck: business verification API pricing, 1 plan, GET /api/b2b/brreg-norway-companies](https://datacircle.dev/business-verification-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-b2b-brreg-norway-companies/llms.txt)
- [SiteCheck: business verification API pricing, 1 plan, GET /api/gov/rfs-russia-business-registry](https://datacircle.dev/business-verification-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-gov-rfs-russia-business-registry/llms.txt)
- [SiteCheck: business verification API pricing, 1 plan, GET /api/b2b/spain-empresia](https://datacircle.dev/business-verification-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-b2b-spain-empresia/llms.txt)
- [SiteCheck: business verification API pricing, 1 plan, GET /api/b2b/texas-sos-business](https://datacircle.dev/business-verification-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-b2b-texas-sos-business/llms.txt)
- [SiteCheck: business verification API pricing, 1 plan, GET /api/uk-company](https://datacircle.dev/business-verification-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-uk-company/llms.txt)
- [SiteCheck: domain WHOIS API pricing, 1 plan, GET /api/domain](https://datacircle.dev/domain-whois-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-domain/llms.txt)
- [SiteCheck: domain WHOIS API pricing, 1 plan, GET /api/security/whois-rdap](https://datacircle.dev/domain-whois-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-security-whois-rdap/llms.txt)
- [SiteCheck: news API pricing, 1 plan, GET /api/search/google-news](https://datacircle.dev/news-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-search-google-news/llms.txt)
- [SiteCheck: news API pricing, 1 plan, GET /api/search/news-across-the-web](https://datacircle.dev/news-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-search-news-across-the-web/llms.txt)
- [SiteCheck: Hacker News search API pricing, 1 plan, GET /api/search/hacker-news](https://datacircle.dev/hacker-news-search-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-search-hacker-news/llms.txt)
- [SiteCheck: Hacker News search API pricing, 1 plan, GET /api/hn/search](https://datacircle.dev/hacker-news-search-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-hn-search/llms.txt)
- [SiteCheck: IP company lookup API pricing, 1 plan, GET /api/security/ip-geolocation-asn](https://datacircle.dev/ip-company-lookup-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-security-ip-geolocation-asn/llms.txt)
- [SiteCheck: web scraping API pricing, 1 plan, GET /api/read](https://datacircle.dev/web-scraping-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-read/llms.txt)
- [SiteCheck: web scraping API pricing, 1 plan, GET /api/search/website-content-crawler](https://datacircle.dev/web-scraping-apis/sitecheck/pay-as-you-go-x402-pay-per-call-get-api-search-website-content-crawler/llms.txt)

## SiteCheck: IP company lookup API alternatives

- [WhoisFreaks, $2,000 pack, 1,000,000 API Credits, POST /v1.0/geolocation](https://datacircle.dev/ip-company-lookup-apis/whoisfreaks/2000-pack-1000000-api-credits-post-v1-0-geolocation/llms.txt): $2.00 per 1,000, 60% complete
- [ipv4.fr, pay as you go, x402 pay-per-call, GET /x402/v1/ip-asn/{ip}](https://datacircle.dev/ip-company-lookup-apis/ipv4-fr/pay-as-you-go-x402-pay-per-call-get-x402-v1-ip-asn-ip/llms.txt): $2.00 per 1,000, 30% complete
- [GlianaAI, pay as you go](https://datacircle.dev/ip-company-lookup-apis/glianaai/pay-as-you-go/llms.txt): $2.00 per 1,000, 30% complete
- [Agent Data Tools, pay as you go, x402 pay per call, GET /ip/lookup](https://datacircle.dev/ip-company-lookup-apis/agent-data-tools/pay-as-you-go-x402-pay-per-call-get-ip-lookup/llms.txt): $2.00 per 1,000, 20% complete, live

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-09.

- https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://api.sitecheck-api.workers.dev?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://api.sitecheck-api.workers.dev/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://api.sitecheck-api.workers.dev/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://api.webintel-api.workers.dev/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://api.webintel-api.workers.dev/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://api.webintel-api.workers.dev/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing