# DR Checker, $15 monthly: Domain WHOIS API

> Age calculated from the available registration date.

DR Checker's domain WHOIS API on its Pro plan. It costs $75.00 per 1,000 domains. DR Checker's docs list 6 of the 9 fields on our checklist: Registrar, Created on, Expires on, Name servers, Statuses, DNSSEC.
In [our domain WHOIS API benchmark](https://datacircle.dev/best-domain-whois-api.txt), this plan scores 50.6 out of 100. DR Checker ranks 8th of 13 providers.
Half of the 316 plans we rank by price cost $1.495 per 1,000 domains or less. 2 of the 316 plans cost more per 1,000 domains than this plan.
[Searchwire's $10 pack](https://datacircle.dev/domain-whois-apis/searchwire/10-pack/llms.txt) is the cheapest paid plan per 1,000 domains. Searchwire's domain WHOIS API costs nothing beyond the plan price.
[Robtex](https://datacircle.dev/domain-whois-apis/robtex/free/llms.txt), [DomScan](https://datacircle.dev/domain-whois-apis/domscan/6-monthly-starter-post-v1-whois-bulk/llms.txt) and [WhoisFreaks](https://datacircle.dev/domain-whois-apis/whoisfreaks/200-monthly-monthly-subscription-150000-api-credits-post-v2-0-bulkwhois-live/llms.txt) are the best domain WHOIS API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/domain-whois-apis/dr-checker/15-monthly
- [Domain WHOIS API: the 13 best providers compared](https://datacircle.dev/best-domain-whois-api.txt)
- Get it: https://dr-checker.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- Request: `POST https://dr-checker.com/api/tools/domain-age`
- API key: with the plan, on https://dr-checker.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- Its API docs: https://dr-checker.com/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing#domain-age
- Sold by: DR Checker (https://dr-checker.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing)
- Checked: 2026-11-05

## In the answer

- Completeness: 67%
- Registrar: ✓
- Created on: ✓
- Expires on: ✓
- Name servers: ✓
- Statuses: ✓
- DNSSEC: ✓

## Score

- Overall score: 50.6
- Price score: 0
- Accuracy score: 73
- Cost to get started score: 87
- Bundle score: 75
- Performance score: 100

## Price

- $ per 1,000 domains: $75.00
- Per: result
- Billing: monthly
- $ a month: $15

## Charges

- Also pays for: from the same budget: Domain Rating · Domain Rating, bulk · Authority score

## Overage

- Units cap: hard

## In their words

- Their pitch: Age calculated from the available registration date.

## Data

- Freshness: 90 days
- Keep data: no limit
- Use data: You're welcome to use the tools for personal, business, or research purposes within your applicable plan and usage limits. You agree not to misuse the service by attempting to overload our servers, bypass account limits, scrape data at scale without permission, or use the service for any illegal purpose. [...] You may not copy, reproduce, or redistribute the tool or its content without permission.

## Plan

- Pay: $15
- You get: 10,000 credits a month
- Enough for: 200 results a month
- Expires: at the monthly reset, no rollover

## Rate limit

- Per second: 0.17
- Batch: 50

## Speed

- Answer: in the call
- Median: 0.14 s

## The call

- You send: domains, Content-Type header "application/json"
- Method: POST
- Path: /api/tools/domain-age

## About the plan

- Plan: Pro
- Who can get it: anyone

## The 14 fields the plan's answer can hold

domain, status, created date, expiry date, age in years, registrar, nameservers, DNSSEC, registry status, from cache, checked at, invalid domains, truncated, max domains

## DR Checker's plans (3)

- [DR Checker, $15 monthly](https://datacircle.dev/domain-whois-apis/dr-checker/15-monthly/llms.txt): $75.00 per 1,000, 67% complete, 90 days
- [DR Checker, $109.80 yearly](https://datacircle.dev/domain-whois-apis/dr-checker/109-80-yearly/llms.txt): $45.75 per 1,000, 67% complete, 90 days
- [DR Checker, contact us](https://datacircle.dev/domain-whois-apis/dr-checker/contact-us/llms.txt): 67% complete, 90 days

## DR Checker's calls for this API (1)

- `POST /api/tools/domain-age`: [DR Checker, $15 monthly](https://datacircle.dev/domain-whois-apis/dr-checker/15-monthly/llms.txt)

## DR Checker's APIs (2)

- [DR Checker: domain WHOIS API pricing, 3 plans](https://datacircle.dev/domain-whois-apis/dr-checker/15-monthly/llms.txt)
- [DR Checker: domain authority API pricing, 3 plans, POST /api/tools/authority-score](https://datacircle.dev/domain-authority-apis/dr-checker/15-monthly-pro-post-api-tools-authority-score/llms.txt)
- [DR Checker: domain authority API pricing, 3 plans, GET /api/dr-checker](https://datacircle.dev/domain-authority-apis/dr-checker/15-monthly-pro-get-api-dr-checker/llms.txt)
- [DR Checker: domain authority API pricing, 3 plans, POST /api/dr-checker](https://datacircle.dev/domain-authority-apis/dr-checker/15-monthly-pro-post-api-dr-checker/llms.txt)

## DR Checker: domain WHOIS API alternatives

- [ScrapeWhale, $9.90 pack](https://datacircle.dev/domain-whois-apis/scrapewhale/9-90-pack/llms.txt): $9.90 per 1,000, 78% complete, 7 days
- [DomainRef, pay as you go, Pay per call, GET /v1/domain/check](https://datacircle.dev/domain-whois-apis/domainref/pay-as-you-go-pay-per-call-get-v1-domain-check/llms.txt): $10.00 per 1,000, 44% complete, live
- [Whoxy, $75 pack, Package #1](https://datacircle.dev/domain-whois-apis/whoxy/75-pack-package-1/llms.txt): $15.00 per 1,000, 78% complete, live
- [ViewDNS.info, $49 pack](https://datacircle.dev/domain-whois-apis/viewdns-info/49-pack/llms.txt): $49.00 per 1,000, 89% 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 2026-11-05.

- https://dr-checker.com/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://dr-checker.com/faq?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://dr-checker.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://dr-checker.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing