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Let's Encrypt

letsencrypt.orgIs Let's Encrypt down? Outage history

Uptime

90 daysAll time
99.50%
Since 1 Oct 2026No outagesToday

Last 24 hours

60 ms avg
24 hours ago95 checks, none failedNow
No problemsSome checks failedMostly failingRestrictedNo dataResponse time, red where checks failedBars: 16 days · line: 24 hours in 15-minute steps · UTC · refreshes every minute

The website responded successfully to our latest automated request.

Last checked
16 Oct, 13:09 UTC
HTTP response
200
Response time
66 msFastest, from Falkenstein, Germany
Check interval
Every 15 minutes

Recent checks

Latest 24 checks, all times UTC
Checked atObservationHTTPResponse timeLocation
16 Oct, 13:09 UTCWebsite responding20066 msFalkenstein, Germany
16 Oct, 12:54 UTCWebsite responding20075 msFalkenstein, Germany
16 Oct, 12:39 UTCWebsite responding20067 msFalkenstein, Germany
16 Oct, 12:24 UTCWebsite responding20071 msFalkenstein, Germany
16 Oct, 12:09 UTCWebsite responding20065 msFalkenstein, Germany
16 Oct, 11:54 UTCWebsite responding20049 msFrankfurt, Germany
16 Oct, 11:39 UTCWebsite responding20063 msFalkenstein, Germany
16 Oct, 11:24 UTCWebsite responding20061 msFalkenstein, Germany
16 Oct, 11:09 UTCWebsite responding20052 msFrankfurt, Germany
16 Oct, 10:54 UTCWebsite responding20049 msFrankfurt, Germany
16 Oct, 10:39 UTCWebsite responding200126 msFrankfurt, Germany
16 Oct, 10:24 UTCWebsite responding20081 msFalkenstein, Germany
16 Oct, 10:09 UTCWebsite responding20068 msFalkenstein, Germany
16 Oct, 09:54 UTCWebsite responding20071 msFalkenstein, Germany
16 Oct, 09:39 UTCWebsite responding20056 msFrankfurt, Germany
16 Oct, 09:24 UTCWebsite responding20071 msFalkenstein, Germany
16 Oct, 09:09 UTCWebsite responding20048 msFalkenstein, Germany
16 Oct, 08:54 UTCWebsite responding20057 msFalkenstein, Germany
16 Oct, 08:39 UTCWebsite responding20047 msFalkenstein, Germany
16 Oct, 08:24 UTCWebsite responding20060 msFalkenstein, Germany
16 Oct, 08:09 UTCWebsite responding20067 msFalkenstein, Germany
16 Oct, 07:54 UTCWebsite responding20048 msFalkenstein, Germany
16 Oct, 07:39 UTCWebsite responding20051 msFalkenstein, Germany
16 Oct, 07:24 UTCWebsite responding20061 msFalkenstein, Germany

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