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Catchdoms Security API vs Global Shark Attack API

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

APICatchdoms Security APIHEALTHY85Global Shark Attack APIHEALTHY93
Uptime · 30d
Uptime · 90d100%99.44%
Uptime · 30d100%98.3%
P50 · ms277397
P95 · ms13981794
Authnonenone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Catchdoms Security API vs Global Shark Attack API: common questions

Which is more reliable, Catchdoms Security API or Global Shark Attack API?

On our scheduled checks, Catchdoms Security API leads on measured uptime — Catchdoms Security API at 100% versus Global Shark Attack API at 99.44% 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, Catchdoms Security API or Global Shark Attack API?

Catchdoms Security API has the lower median latency in our checks — Catchdoms Security API responds in 277 ms versus Global Shark Attack API at 397 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 Catchdoms Security API and Global Shark Attack API need an API key?

Neither needs a paid key — Catchdoms Security API is callable with no signup, and Global Shark Attack API is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Catchdoms Security API and Global Shark Attack API from the browser?

Only Global Shark Attack API is browser-friendly — it returns CORS headers over HTTPS. Catchdoms Security API needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Catchdoms Security API and Global Shark Attack API free for commercial use?

Catchdoms Security API has unclear commercial terms, and Global Shark Attack API 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.