Datacircle

Domain WHOIS API pricing: free and cheapest plans compared

Domain WHOIS API: best providers in 2026

Domain WHOIS APIs side by side: the fields each returns, what 1,000 domains cost and how fresh they are. Robtex, DomScan and WhoisFreaks are the best domain WHOIS API providers in the Datacircle benchmark. C99.nl's $25 yearly plan costs the least for 10,000 domains a month: $2.08. We list 490 domain WHOIS API plans, 38 of them free. IPIPAI's free plan gives the most: 2,592,000 domains a month.

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APIScorePriceNot foundTime per WHOIS lookupDomains looked upThe WHOIS callThe registrarCreated onUpdated onExpires onName serversStatusesDNSSECRegistrantAbuse contactChargesOverageIn their wordsDataPlanRate limitSpeedThe callAbout the planSources
API planOverall scorePrice scoreAccuracy scoreCost to get started scoreBundle scorePerformance score$ per 1,000 domainsPerBilling$ a month$ per 1,000Median10th percentile90th percentileFastestSlowestBaselineCalledFoundCallCharged per lookupRightbounceshift.comprometiam.comqq.comscraptik.comzillapi.comx-402.onlinedatasoap.co.ukdataplor.comcbinsights.comhginsights.comgrata.comfree100localleads.com44api.devuchecker.netmailcheck.devmailingapi.comfactset.comalpaca.marketsRightbounceshift.comprometiam.comcnpjob.com.brqq.comscraptik.comzillapi.comx-402.onlinedatasoap.co.ukdataplor.comcbinsights.comhginsights.comgrata.comfree100localleads.com44api.devuchecker.netprh.fimailcheck.devmailingapi.comfactset.comalpaca.marketsRightbounceshift.comprometiam.comcnpjob.com.brqq.comscraptik.comzillapi.comx-402.onlinedatasoap.co.ukdataplor.comcbinsights.comhginsights.comgrata.comfree100localleads.com44api.devuchecker.netprh.fimailcheck.devmailingapi.comfactset.comalpaca.marketsRightbounceshift.comprometiam.comcnpjob.com.brqq.comscraptik.comzillapi.comx-402.onlinedatasoap.co.ukdataplor.comcbinsights.comhginsights.comgrata.comfree100localleads.com44api.devuchecker.netprh.fimailcheck.devmailingapi.comfactset.comalpaca.marketsRightbounceshift.comprometiam.comcnpjob.com.brqq.comscraptik.comzillapi.comx-402.onlinedatasoap.co.ukdataplor.comcbinsights.comhginsights.comgrata.comfree100localleads.com44api.devuchecker.netprh.fimailcheck.devmailingapi.comfactset.comalpaca.marketsRightbounceshift.comprometiam.comcnpjob.com.brqq.comscraptik.comzillapi.comx-402.onlinedatasoap.co.ukdataplor.comcbinsights.comhginsights.comgrata.comfree100localleads.com44api.devuchecker.netprh.fimailcheck.devmailingapi.comfactset.comalpaca.marketsRightbounceshift.comprometiam.comcnpjob.com.brqq.comscraptik.comzillapi.comx-402.onlinedatasoap.co.ukdataplor.comcbinsights.comhginsights.comgrata.comfree100localleads.com44api.devuchecker.netmailcheck.devmailingapi.comfactset.comalpaca.marketsRightcnpjob.com.brgrata.comuchecker.netprh.fifactset.comRightbounceshift.comprometiam.comqq.comscraptik.comzillapi.comx-402.onlinedatasoap.co.ukdataplor.comcbinsights.comhginsights.comgrata.comfree100localleads.com44api.devuchecker.netmailcheck.devmailingapi.comfactset.comalpaca.marketsRepeat freeAlso pays for$ per 1,000 domainsUnits capTheir pitchFreshnessKeep dataUse dataPayYou getEnough forExpiresPer dayPer secondConcurrentBatchAnswerMedianYou sendMethodPathPlanWho can get itRead from
Domain WHOIS · 52 plans
Robtex, free83.6100721009833 among live calls$0.00callfree$0.000.30 s0.12 s
DomScan, $6 monthly, Starter, POST /v1/whois/bulk73.643879099100 among live calls$0.72resultmonthly$60.08 s0.07 s
WhoisFreaks, $200 monthly, Monthly Subscription, 150,000 API Credits, POST /v2.0/bulkwhois/live73.48177689511 among live calls$1.333resultmonthly$200$0.000.90 s0.40 s
Searchwire, $10 pack71.510044938829 among copiescallpay first$0.000.47 s0.36 s
WhoisJsonAPI, $129 monthly, Premium, GET /v1/{domain}62.64587717514 among copies$0.258callmonthly$1290.98 s0.15 s
Pushbuild, top-up53.52374931008 among live calls$2.40resultpay first$0.001.24 s0.77 s
Leadgen Romania, €29 monthly50.9464881928 among live calls$0.218callmonthly$32.631.20 s0.86 s
DR Checker, $15 monthly50.60738775100 among copies$75.00resultmonthly$150.14 s0.07 s
Unstuckapi, $10 pack49.8472939557 among live calls$10.00callpay first0.18 s0.09 s
Suprsonic, $29 monthly49.1280829634 among live calls$14.50callmonthly$290.29 s0.12 s
fetcher.cloud, pay as you go45.178783035 among live calls$5.00callpay as you go0.28 s0.17 s
IP2Location.io, $499 monthly42.997262759 among live calls$3.327callmonthly$4991.07 s0.51 s
JsonWhoisAPI, pay as you go, Next 50,00033.4553100037 among live calls$9.00callpay as you go0.27 s0.08 s
agentsvc.io, $5 packN/A17N/A9399N/A$4.091callpay first$0.00
ALAPI, CNY 10 packN/A45N/A930N/A$0.299callpay first
APICK, top-up from ₩55,000N/A1N/A83100N/A$75.07callpay first$0.00
APIclub, top-upN/A0N/A930N/Apay first
Be1, top-upN/A12N/A930N/A$2.388callpay first
C99.nl, $5 monthlyN/A48N/A9097N/A$0.033callmonthly$5
Call402, pay as you goN/A7N/A830N/A$5.00callpay as you go
Chinaz, CNY 1,500 pack, 150,000 calls, GET /single/whoisN/A25N/A7150N/A$1.496callpay first
Companyfacts, $49 monthlyN/A22N/A7897N/A$2.45callmonthly$49$0.00
Deepinfo, contact usN/Acallcontact
DomainIndex, $39 monthlyN/A42N/A8092N/A$0.78resultmonthly$39
domainIQ, $149.95 monthly, Expert, GET /api, 15,000 requests a dayN/A44N/A7097N/A$0.333resultmonthly$149.95
DomainRef, pay as you go, Pay per call, GET /v1/domain/ageN/A14N/A1000N/A$5.00callpay as you go$0.00
DomainTools, contact us, Enterprise, GET /{domain}/N/Acontact
Enterno, free, Open APIN/A100N/A10095N/A$0.00callfree$0.00
FullHunt, $149 monthlyN/A0N/A7098N/A$298.00callmonthly$149
GetWhoisData, top-upN/A13N/A930N/A$2.00callpay first
GuGuData, CNY 49 monthlyN/A98N/A900N/A$0.00057callmonthly$7.33$0.00
HackerTarget, $250 packN/A11N/A7094N/A$2.50callpay first
Hexomatic, $99 monthlyN/A0N/A7389N/Amonthly$99
How.is, top-up from $5N/A7N/A9396N/A$5.00callpay first
IPIPAI, contact usN/Acallcontact0.28 s0.25 s
IPScanner, $5 packN/A0N/A930N/Acallpay first$0.00
JsonWhois, $362.29 monthlyN/A40N/A6450N/A$1.452callmonthly$362.29
Netlas, $249 monthlyN/A42N/A6789N/A$0.83callmonthly$249$0.83
RDAPAPI, $9 monthlyN/A44N/A9080N/A$0.30callmonthly$9$0.30
ScrapeWhale, $9.90 packN/A8N/A9398N/A$9.90callpay first$0.00
Siftwright, $29 monthlyN/A41N/A8289N/A$0.967resultmonthly$29$0.967
StartupRadar, contact us, BasicN/Acallcontact
Sugra API, $25 monthly, Dev, GET /api/v1/network/domain/{host}/rdapN/A47N/A83100N/A$0.167callmonthly$25$0.167
Surepass, contact usN/Acontact
Trustfull, €500 packN/A$562.65callpay first
Validin, contact usN/Acallcontact
VebAPI, contact usN/Acallcontact
ViewDNS.info, $179 monthlyN/A5N/A6995N/A$8.95callmonthly$179
WhoAPI, $52 monthlyN/A41N/A780N/A$1.30callmonthly$52
WhoisGate, contact usN/Acallcontact
WhoisJSON, $120 monthlyN/A97N/A7286N/A$0.014callmonthly$120$0.00
Whoxy, $300 packN/A41N/A6950N/A$1.20callpay first$1.20
WhoisJsonAPI, $49 monthly60.3
agentsvc.io, pay as you goN/A
ALAPI, freeN/A
Chinaz, free, 100 calls, GET /single/whoisN/A
Chinaz, free, 100 calls, POST /batch/whoisN/A
Companyfacts, freeN/A
domainIQ, $49.95 monthly, Pro, GET /api, 1,000 requests a dayN/A
domainIQ, $49.95 monthly, Pro, GET /api, Retrieving simple WHOIS recordsN/A
DomainRef, pay as you go, Pay per call, GET /v1/domain/checkN/A
DomainTools, contact us, Enterprise, GET /iris-enrich/N/A
DomainTools, contact us, Enterprise, GET /{domain}/rdap/parsed/N/A
DomainTools, contact us, Enterprise, GET /{domain}/whois/parsed/N/A
DomainTools, contact us, Enterprise, GET /{domain}/whois/N/A
DomScan, free, POST /v1/whois/bulkN/A
DomScan, free, GET /v2/whoisN/A
DomScan, free, GET /v1/whoisN/A
Enterno, free, ScoutN/A
fetcher.cloud, freeN/A
FullHunt, freeN/A
HackerTarget, freeN/A
How.is, freeN/A
IP2Location.io, freeN/A
IPIPAI, freeN/A
IPScanner, free, GET /whois/{domain}N/A
JsonWhois, freeN/A
JsonWhoisAPI, freeN/A
Leadgen Romania, free, No keyN/A
Netlas, $49 monthlyN/A
Pushbuild, freeN/A
ScrapeWhale, freeN/A
Searchwire, freeN/A
Sugra API, free, GET /api/v1/network/domain/{host}/rdapN/A
Sugra API, free, GET /api/v1/network/domain/{host}/whoisN/A
Suprsonic, freeN/A
Trustfull, freeN/A
Unstuckapi, freeN/A
VebAPI, freeN/A
ViewDNS.info, freeN/A
WhoAPI, freeN/A
WhoisFreaks, free, POST /v2.0/bulkwhois/liveN/A
WhoisFreaks, free, GET /v2.0/whois/liveN/A
WhoisJSON, freeN/A
Whoxy, free, EducationN/A
Checked 2026-11-04 to 2026-11-07

Best GTM APIs

Questions about domain WHOIS APIs

What is a domain WHOIS API?

A domain WHOIS API takes a domain. The API returns the domain's WHOIS record. Our price sheet lists 490 domain WHOIS API plans from 52 providers.

What is the best domain WHOIS API?

Robtex is the best domain WHOIS API in the Datacircle benchmark. Robtex's free plan has an Overall score of 83.6 out of 100. DomScan is second at 73.6 and WhoisFreaks third at 73.4. Our ranking of every domain WHOIS API provider: Domain WHOIS API: best providers in 2026.

What is the cheapest domain WHOIS API?

Searchwire's $10 pack is the cheapest paid domain WHOIS API per 1,000 domains. Searchwire's domain WHOIS API costs nothing beyond the plan price. We rank 316 domain WHOIS API plans by price. Half of them cost $1.50 per 1,000 domains or less.

Is there a free domain WHOIS API?

Yes: 38 domain WHOIS API plans on our price sheet are free. Robtex's free plan scores highest of the free plans in our benchmark, at 83.6 out of 100. IPIPAI's free plan allows the most calls of the free plans: 2,592,000 a month.

Which is better, Robtex or DomScan?

Robtex scores higher overall, at 83.6 against DomScan's 73.6 in our benchmark. DomScan scores higher on Performance, at 100 against Robtex's 33.

Can I use domain WHOIS API data?

Each provider's terms decide what you can do with domain WHOIS API data. We rank 13 domain WHOIS API providers. 11 of the 13 have API terms. 6 of the 13 set no time limit on keeping the data. 11 of the 13 set conditions on how you use the data. Each plan's page shows what the provider's terms say about keeping and using the data.

How did you test domain WHOIS APIs?

On 6 and 7 November 2026, we sent 14 providers the same list of 20 domains, or fewer.

Opening the view this address names…52 of 490 rows