HTTP Dog vs Open Dog Registry
Same instrument, two spec sheets — measured, not claimed.
HTTP Dog vs Open Dog Registry: common questions
Which is more reliable, HTTP Dog or Open Dog Registry?
On our scheduled checks, HTTP Dog leads on measured uptime — HTTP Dog at 100% versus Open Dog Registry at 41.2% 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, HTTP Dog or Open Dog Registry?
HTTP Dog has the lower median latency in our checks — HTTP Dog responds in 57 ms versus Open Dog Registry at 2963 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 HTTP Dog and Open Dog Registry need an API key?
HTTP Dog needs no key, while Open Dog Registry requires a free API key. If you want to start calling without signup, reach for HTTP Dog first.
Can I call HTTP Dog and Open Dog Registry from the browser?
Neither sends browser-friendly CORS headers reliably, so call HTTP Dog and Open Dog Registry from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are HTTP Dog and Open Dog Registry free for commercial use?
HTTP Dog has unclear commercial terms, and Open Dog Registry 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.