FastDOL vs Neotimo DGFiP Mirror

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
AuthapiKeynone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

FastDOL vs Neotimo DGFiP Mirror: common questions

Which is more reliable, FastDOL or Neotimo DGFiP Mirror?

On our scheduled checks, Neotimo DGFiP Mirror leads on measured uptime — FastDOL at —% versus Neotimo DGFiP Mirror 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 FastDOL and Neotimo DGFiP Mirror need an API key?

Neotimo DGFiP Mirror needs no key, while FastDOL requires a free API key. If you want to start calling without signup, reach for Neotimo DGFiP Mirror first.

Can I call FastDOL and Neotimo DGFiP Mirror from the browser?

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

Are FastDOL and Neotimo DGFiP Mirror free for commercial use?

FastDOL has unclear commercial terms, and Neotimo DGFiP Mirror 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.