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DomainDb Info vs ParlayAPI

Same instrument, two spec sheets — measured, not claimed.

APIDomainDb InfoHEALTHY98ParlayAPIREACHABLE88
Uptime · 30d
Uptime · 90d100%87.5%
Uptime · 30d100%87.5%
P50 · ms189211
P95 · ms16351536
AuthnoneapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified
Free tierFree — limits not published
Rate limitUnpublished
In directory since2026-07-052026-10-04
operationalpartialdownno data

DomainDb Info vs ParlayAPI: common questions

Which is more reliable, DomainDb Info or ParlayAPI?

On our scheduled checks, DomainDb Info leads on measured uptime — DomainDb Info at 100% versus ParlayAPI at 87.5% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, DomainDb Info or ParlayAPI?

DomainDb Info has the lower median latency in our checks — DomainDb Info responds in 189 ms versus ParlayAPI at 211 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do DomainDb Info and ParlayAPI need an API key?

DomainDb Info needs no key, while ParlayAPI requires a free API key. If you want to start calling without signup, reach for DomainDb Info first.

Can I call DomainDb Info and ParlayAPI from the browser?

Neither sends browser-friendly CORS headers reliably, so call DomainDb Info and ParlayAPI from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are DomainDb Info and ParlayAPI free for commercial use?

DomainDb Info has unclear commercial terms, and ParlayAPI has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.