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arcsecond.io vs Bootprint

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

APIarcsecond.ioNEW—BootprintNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesno
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

arcsecond.io vs Bootprint: common questions

Which is more reliable, arcsecond.io or Bootprint?

On our scheduled checks, Bootprint leads on measured uptime — arcsecond.io at —% versus Bootprint at —% 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 arcsecond.io and Bootprint need an API key?

Neither needs a paid key — arcsecond.io is callable with no signup, and Bootprint is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call arcsecond.io and Bootprint from the browser?

Only arcsecond.io is browser-friendly — it returns CORS headers over HTTPS. Bootprint needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are arcsecond.io and Bootprint free for commercial use?

arcsecond.io has unclear commercial terms, and Bootprint 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.