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AbuseIPDB vs SniffCat

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

APIAbuseIPDBDEAD0SniffCatREACHABLE83
Uptime · 30d
Uptime · 90d0.0%83.3%
Uptime · 30d0.0%83.3%
P50 · ms—290
P95 · ms—598
AuthapiKeyapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverified
Free tierFree tier — API key required
Rate limitUnpublishedRetry-After: 24s
In directory since2026-07-052026-08-19
operationalpartialdownno data

AbuseIPDB vs SniffCat: common questions

Which is more reliable, AbuseIPDB or SniffCat?

On our scheduled checks, SniffCat leads on measured uptime — AbuseIPDB at 0.0% versus SniffCat at 83.3% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Do AbuseIPDB and SniffCat need an API key?

Both ask you to authenticate — AbuseIPDB uses an API key and SniffCat uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.

Can I call AbuseIPDB and SniffCat from the browser?

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

Are AbuseIPDB and SniffCat free for commercial use?

AbuseIPDB has unclear commercial terms, and SniffCat allows commercial use on its free tier. 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.