Datacircle

17 Ops.Tools alternatives in 2026

By , founder of Datacircle. We don't sell any API. No provider has paid us to rank higher on this page. Last updated:

The best Ops.Tools alternative for domain WHOIS APIs is WhoisRequest, then thenetworkery and FluentEDI, by our benchmark.

Domain WHOIS API alternatives

WhoisRequest, thenetworkery and FluentEDI are the best domain WHOIS API providers in the Datacircle benchmark.

On our Ops.Tools plan pages, we compare each Ops.Tools plan with other providers' plans. We list other providers' plans below, cheapest per 1,000 domains first.

Provider and plan$ per 1,000 domains
APIHZ, free, Registered user, GET /api/wangzhan/whoisrdap.php · apihz.cn$0.00
TLDix, free · tldix.com$0.00
NetAPI, $49 monthly, Basic, GET /api-json/ · netapi.com$0.82
who.is, $199 monthly, Scale API Access, GET /v1/rdap/{domain}, Normalized RDAP record · who.is$1.33
DNSai, $499 monthly, Enterprise, GET /api/v1/domains/{id}/whois/ · app.dnsai.com$1.66
DomainTools, contact us, Enterprise, GET /{domain}/whois/ · domaintools.comnot published
StartupRadar, contact us, Basic · startupradar.conot published
isMalicious, contact us · ismalicious.comnot published

Compare every domain WHOIS API plan: Domain WHOIS API pricing: free and cheapest plans compared

IP company lookup API alternatives

IPKit, thenetworkery and IPLogs are the best IP company lookup API providers in the Datacircle benchmark.

On our Ops.Tools plan pages, we compare each Ops.Tools plan with other providers' plans. We list other providers' plans below, cheapest per 1,000 IP addresses first.

Provider and plan$ per 1,000 IP addresses
ipstack, $12.99 monthly · ipstack.com$0.26
IP-Info.app, $2.50 monthly · ip-info.app$0.33
fourzerotwo, $50 pack, Card credit $50, GET /v1/ip-geolocation/asn · fourzerotwo.si$0.50
DomScan, $30 pack · domscan.net$0.60
Leadpipe, contact us, Enterprise · leadpipe.comnot published
ipdata.info, contact us · ipdata.infonot published
isMalicious, contact us · ismalicious.comnot published

Compare every IP company lookup API plan: IP company lookup API pricing: free and cheapest plans compared

IP geolocation API alternatives

Apixies, getmyip.pro and IPFlare are the best IP geolocation API providers in the Datacircle benchmark.

On our Ops.Tools plan pages, we compare each Ops.Tools plan with other providers' plans. We list other providers' plans below, cheapest per 1,000 IP addresses first.

Provider and plan$ per 1,000 IP addresses
RelayShield, free · api.relayshield.net$0.00
ipdata.info, $79 monthly · ipdata.info$0.00053
IP-Max, top-up, GeoIP geolocation · ipm.ax$0.065
IP-Info.app, $2.50 monthly · ip-info.app$0.33
Synthient, contact us, Enterprise, GET /api/v4/lookup/ip/{ip_address} · synthient.comnot published
isMalicious, contact us · ismalicious.comnot published

Compare every IP geolocation API plan: IP geolocation API pricing: free and cheapest plans compared

Best GTM APIs