# Retention.com, $199 pack: IP company lookup API

> Identify the company behind an IP address, with match percentages when traffic is shared.

Retention.com's 5K credits plan for the IP company lookup API costs $39.80 per 1,000 IP addresses. Retention.com's docs list 1 of the 10 fields on our checklist: Owner's domain.
We haven't run Retention.com through [our IP company lookup API benchmark](https://datacircle.dev/best-ip-company-lookup-api.txt) yet.
Half of the 398 plans we rank by price cost $0.112 per 1,000 IP addresses or less. This plan costs less per 1,000 IP addresses than 2% of the 398 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.
[FreeIPAPI's €9.90 monthly plan (/api/bulk/json)](https://datacircle.dev/ip-company-lookup-apis/freeipapi/9-90-monthly-unlimited-post-api-bulk-json/llms.txt) covers any number of IP addresses. FreeIPAPI's €9.90 monthly plan costs less up front than IPHunter's €99.99 monthly plan.
[DNSlytics](https://datacircle.dev/ip-company-lookup-apis/dnslytics/free/llms.txt), [ipwhois.io](https://datacircle.dev/ip-company-lookup-apis/ipwhois-io/free/llms.txt) and [IPBot](https://datacircle.dev/ip-company-lookup-apis/ipbot/free-anonymous-get-v1-ip-ip/llms.txt) are the best IP company lookup API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/ip-company-lookup-apis/retention-com/199-pack
- [IP company lookup API: the 15 best providers compared](https://datacircle.dev/best-ip-company-lookup-api.txt)
- Get it: https://retention.com/apis?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- Request: Docs behind sign-up
- API key: with the plan, on https://retention.com/apis?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- Its API docs: https://retention.com/apis?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- Sold by: Retention.com (https://retention.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing)
- Checked: 2026-11-04

## In the answer

- Completeness: 10%
- Owner's domain: ✓

## Price

- $ per 1,000 IP addresses: $39.80
- Per: result
- Billing: pay first

## Charges

- Also pays for: from the same budget: Full Business Enrichment · IP → Hashed Email · Email → Business Profile · IP → Business Profile · Universal Identity · LinkedIn → Business Profile · Personal Identity · Email → Best LinkedIn · LinkedIn → Business Email · Email Activity Check · IP → Mobile Device IDs · Email → Mobile Device IDs · LinkedIn → Hashed Emails · LinkedIn → Mobile Phone · Work Email → Personal Email · Email → LinkedIn · Find LinkedIn Profile

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Identify the company behind an IP address, with match percentages when traffic is shared.

## Data

- Keep data: "Following the term, Customer shall not be required to delete the Output Data" [...] "Company shall grant Customer a perpetual, non-transferrable, non-sublicensable, non-assignable (except as set forth herein) license to continue to access, store, retain and otherwise use the Output Data for Customer’s own marketing purposes."
- Use data: "The Output Data may be used solely for Customer’s own internal business or marketing purposes. Customer may not sell, lease, sublicense, rent or provide to any other party the Output Data (in whole or in part) or a functionally equivalent derivative of the Output Data, or create any service from the Output Data (the “Resale Restriction”)." [...] "Customer shall not send emails using the Services (including, without limitation, any Output Data) unless such emails contain and respect a valid and working “unsubscribe” from sender option, identifies the sender as required under the Can-Spam Act, and is non-fraudulent." [...] "Customer will not use or provide the Services (including, without limitation, the Output Data) for any purposes enumerated in the FCRA in lieu of obtaining a Consumer Report"

## Plan

- Pay: $199
- You get: 5,000 credits
- Enough for: 5,000 results
- Expires: never

## Rate limit

- Batch: 1,000

## The call

- You send: Docs behind sign-up

## About the plan

- Plan: 5K credits
- Who can get it: anyone with a work email

## The 2 fields the plan's answer can hold

company domain, match percentage

## Retention.com's plans (1)

- [Retention.com, $199 pack](https://datacircle.dev/ip-company-lookup-apis/retention-com/199-pack/llms.txt): $39.80 per 1,000, 10% complete

## Retention.com's calls for this API (1)

- Docs behind sign-up: [Retention.com, $199 pack](https://datacircle.dev/ip-company-lookup-apis/retention-com/199-pack/llms.txt)

## Retention.com's APIs (6)

- [Retention.com: LinkedIn profile API pricing, 1 plan](https://datacircle.dev/linkedin-profile-apis/retention-com/199-pack/llms.txt)
- [Retention.com: email finder API pricing, 1 plan](https://datacircle.dev/find-email-apis/retention-com/199-pack/llms.txt)
- [Retention.com: phone finder API pricing, 1 plan](https://datacircle.dev/find-phone-apis/retention-com/199-pack/llms.txt)
- [Retention.com: IP company lookup API pricing, 1 plan](https://datacircle.dev/ip-company-lookup-apis/retention-com/199-pack/llms.txt)
- [Retention.com: people enrichment API pricing, 1 plan](https://datacircle.dev/person-enrichment-apis/retention-com/199-pack/llms.txt)
- [Retention.com: reverse email lookup API pricing, 1 plan, Email → Best LinkedIn](https://datacircle.dev/reverse-email-lookup-apis/retention-com/199-pack-5k-credits-email-best-linkedin/llms.txt)
- [Retention.com: reverse email lookup API pricing, 1 plan, Email → Business Profile](https://datacircle.dev/reverse-email-lookup-apis/retention-com/199-pack-5k-credits-email-business-profile/llms.txt)
- [Retention.com: reverse email lookup API pricing, 1 plan, Email → LinkedIn](https://datacircle.dev/reverse-email-lookup-apis/retention-com/199-pack-5k-credits-email-linkedin/llms.txt)
- [Retention.com: reverse email lookup API pricing, 1 plan, Full Business Enrichment](https://datacircle.dev/reverse-email-lookup-apis/retention-com/199-pack-5k-credits-full-business-enrichment/llms.txt)
- [Retention.com: reverse email lookup API pricing, 1 plan, Personal Identity](https://datacircle.dev/reverse-email-lookup-apis/retention-com/199-pack-5k-credits-personal-identity/llms.txt)
- [Retention.com: reverse email lookup API pricing, 1 plan, Universal Identity](https://datacircle.dev/reverse-email-lookup-apis/retention-com/199-pack-5k-credits-universal-identity/llms.txt)

## Retention.com: IP company lookup API alternatives

- [DomainKits, $149.99 monthly](https://datacircle.dev/ip-company-lookup-apis/domainkits/149-99-monthly/llms.txt): $24.998 per 1,000, 40% complete
- [ipXapi, $29.99 monthly, Basic, GET /api/ip](https://datacircle.dev/ip-company-lookup-apis/ipxapi/29-99-monthly-basic-get-api-ip/llms.txt): $29.99 per 1,000, 60% complete
- [Trustfull, €5,000 pack](https://datacircle.dev/ip-company-lookup-apis/trustfull/5000-pack/llms.txt): $33.759 per 1,000, 80% complete
- [Elioplus, $99 monthly](https://datacircle.dev/ip-company-lookup-apis/elioplus/99-monthly/llms.txt): $39.60 per 1,000, 60% complete, 7 days

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-04.

- https://retention.com/apis?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing
- https://retention.com/terms-of-service?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=ip-company-lookup-api-pricing