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Nonprofit certificate authority providing free TLS certificates for websites.
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Maintenance
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Service status and report activity over the last 24 hours, in 15-minute intervals. Early warnings and official incidents are shown separately.
Loading reports… · Last 24 hours
Tap a bar to keep its details open. With the chart focused, use Left and Right to move between intervals, Home or End to jump, and Escape to close. Full data is available in the table below.
| Start | End | Reports | Status |
|---|
Official status checked
Lets Encrypt has active maintenance
Official provider statusOfficial maintenance active
Production Database Maintenance — September 2, 2026 20:07 UTC Scheduled - We will be performing production database maintenance. Clients may experience delays or errors during this period. September 2, 2026 20:30 UTC Active - We are beginning maintenance work on the production database. September 2, 2026 22:27 UTC Active - Maintenance is taking longer than anticipated and may extend beyond the scheduled window by up to an hour. September 2, 2026 23:28 UTC Completed - Maintenance is complete!
Official provider statusOfficial maintenance active
Production Datacenter Maintenance — August 24, 2026 19:14 UTC Scheduled - We will be performing production database maintenance. Clients may experience delays or errors during this period as traffic is shifted around. August 24, 2026 19:56 UTC Active - Production database maintenance is beginning. August 24, 2026 20:30 UTC Completed - Production database maintenance has been completed. Happy issuance.
Official provider status0 outage reports in the last 24 hours.
Official status observations, not measured service uptime.
Official incidents, early warnings and community reports are identified separately. Early warning history covers only the last 24 hours. Dates use your time zone.
| Incident name | Duration | StartedUTC | Acknowledged | Severity |
|---|---|---|---|---|
| 0m | Yes | Minor | ||
| 0m | Yes | Major | ||
| 0m | Yes | Minor | ||
| 0m | Yes | Maintenance | ||
| 0m | Yes | Minor | ||
| 0m | Yes | Maintenance | ||
| 0m | Yes | Minor |
Planned work published by the official provider.
September 2, 2026 20:07 UTC Scheduled - We will be performing production database maintenance. Clients may experience delays or errors during this period. September 2, 2026 20:30 UTC Active - We are beginning maintenance work on the production database. September 2, 2026 22:27 UTC Active - Maintenance is taking longer than anticipated and may extend beyond the scheduled window by up to an hour. September 2, 2026 23:28 UTC Completed - Maintenance is complete!
Started 2. Sept. 2026, 23:28 UTC · Ongoing
August 24, 2026 19:14 UTC Scheduled - We will be performing production database maintenance. Clients may experience delays or errors during this period as traffic is shifted around. August 24, 2026 19:56 UTC Active - Production database maintenance is beginning. August 24, 2026 20:30 UTC Completed - Production database maintenance has been completed. Happy issuance.
Started 24. Aug. 2026, 20:30 UTC · Ongoing
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Seien Sie der Erste, der kommentiert!
Uptimus überwacht Lets Encrypt über die offizielle Statusquelle und normalisiert Vorfälle, Wartungen und Komponenten in einen einheitlichen Status.
Diese Seite enthält derzeit 12 überwachte Komponenten, 7 Vorfälle, 10 Wartungen und 10 Tage bekannten Verlauf.
Uptimus ist ein unabhängiger Dienst und nicht mit Lets Encrypt verbunden. Ein gesunder Status garantiert nicht, dass alle Nutzer, Geräte oder Regionen unbeeinträchtigt sind.
Erhalte eine Meldung, wenn Lets Encrypt oder eine überwachte Komponente einen schweren Ausfall oder eine kritische Störung meldet. Meldungen können über die im Workspace aktivierten Kanäle zugestellt werden, darunter E-Mail, Push und konfigurierte Integrationen. Der verfügbare Verlauf enthält 7 erfasste Vorfälle und gibt Meldungen Kontext über den aktuellen Status hinaus. Ein kürzlich erfasster Vorfall war „API Degraded Performance“.
Erhalte Meldungen zu Leistungseinbußen, teilweisen Auswirkungen und kleineren Vorfällen ohne vollständigen Ausfall. Uptimus überwacht derzeit 12 Lets Encrypt-Komponenten: acme-v02.api.letsencrypt.org (Production) - High Assurance Datacenter 1, acme-v02.api.letsencrypt.org (Production) - High Assurance Datacenter 2, acme-staging-v02.api.letsencrypt.org (Staging) - High Assurance Datacenter 1, portal.letsencrypt.org (Production) - High Assurance Datacenter 1. Meldungen können über die im Workspace aktivierten Kanäle zugestellt werden, darunter E-Mail, Push und konfigurierte Integrationen.
Öffentliche Downdetector-Seiten basieren vor allem auf Nutzermeldungen. Uptimus verbindet diese mit offiziellen Vorfällen, Wartungen und Komponentenstatus, sofern der Anbieter sie veröffentlicht.
| Vergleichskriterien | Uptimus | Downdetector |
|---|---|---|
| Community-Störungsmeldungen zu Lets Encrypt |
The official status page for Lets Encrypt reports normal operation. 0 reports were recorded for Lets Encrypt in the last 24 hours. Last official check: .
July 28, 2026 23:10 UTC Scheduled - We're performing maintenance to our staging environment which may result in some ACME clients receiving timeouts for up to a 10 minute period. The production environment is not affected. July 28, 2026 23:10 UTC Active - We're performing maintenance to our staging environment which may result in some ACME clients receiving timeouts for up to a 10 minute period. The production environment is not affected. July 28, 2026 23:15 UTC Completed - Staging maintenance is complete.
Started 28. Juli 2026, 23:15 UTC · Ongoing
July 28, 2026 20:47 UTC Scheduled - We're performing database maintenance which may result in some ACME clients receiving timeouts for up to a 10 minute period. July 28, 2026 20:50 UTC Active - We're performing database maintenance which may result in some ACME clients receiving timeouts for up to a 10 minute period. July 28, 2026 20:52 UTC Completed - Database maintenance is complete.
Started 28. Juli 2026, 20:52 UTC · Ongoing
July 23, 2026 01:36 UTC Scheduled - We're performing maintenance to our staging environment which may result in errors or timeouts during this window. Our production environment is not affected. July 23, 2026 01:39 UTC Active - Staging maintenance is in progress. July 23, 2026 02:02 UTC Completed - Staging maintenance is complete.
Started 23. Juli 2026, 02:02 UTC · Ongoing
June 18, 2026 16:04 UTC Investigating - Let's Encrypt's production API is experiencing degraded performance. Some clients may encounter 400 and 500 error responses. Most clients are still succeeding. June 18, 2026 16:35 UTC Investigating - We re-routed traffic to bring success rates back to normal after an upstream network event disrupted traffic between two datacenters. June 19, 2026 04:45 UTC Investigating - We're operating normally, but with reduced redundancy. We continue to work with our upstream ISP to identify and resolve the issue. July 2, 2026 18:05 UTC Identified - Starting shortly, we will be performing maintenance on networking equipment in High Assurance Datacenter 1. Some clients may experience errors while traffic shifting occurs. July 2, 2026 20:08 UTC Monitoring - July 2, 2026 22:18 UTC Investigating - We're receiving reports of increased timeouts to our API following a swap of our active datacenters. We are investigating and reverting that change. July 2, 2026 22:52 UTC Monitoring - API traffic has been swapped back between datacenters. July 2, 2026 23:15 UTC Monitoring - After monitoring we have confirmed our API is operational. July 3, 2026 01:20 UTC Investigating - We're noticing elevated 503s and slow responses. Investigating. July 3, 2026 01:32 UTC Monitoring - Elevated 503s and slow responses resolved, back to operational. July 23, 2026 01:39 UTC Resolved - All services remain operational, and we've now restored full internal redundancy.
Started 23. Juli 2026, 01:39 UTC · Ongoing
June 15, 2026 15:06 UTC Scheduled - We're performing staging database maintenance which may result in some ACME clients receiving timeouts for up to a 10 minute period. June 15, 2026 15:11 UTC Active - We are beginning maintenance on the staging databases. June 15, 2026 15:49 UTC Completed - This maintenance is complete.
Started 15. Juni 2026, 15:49 UTC · Ongoing
April 29, 2026 18:55 UTC Scheduled - We'll be performing routine maintenance in a High Assurance Datacenter 2. Some ACME clients may see elevated latencies. April 29, 2026 19:34 UTC Active - We are beginning maintenance in High Assurance Datacenter 2. April 29, 2026 22:10 UTC Completed - We have finished maintenance.
Started 29. Apr. 2026, 22:10 UTC · Ongoing
| Enthalten |
| Enthalten |
| Adaptive Basislinie zur Trennung einzelner Meldungen von größeren Störungen | Enthalten | Enthalten |
|---|
| 24-Stunden-Meldeaktivität und regionale Störungskarte | Enthalten | Enthalten |
|---|
| Ein Arbeitsbereich für Websites, Statusanbieter, Steam-Spiele und Android-Apps und -Spiele | Enthalten | Separates Produkt |
|---|
| E-Mail-, Push- und Webhook-Alarme aus demselben Arbeitsbereich | Enthalten | Separates Produkt |
|---|
| Offizielle Vorfallmeldungen und Statusverlauf für Lets Encrypt | Enthalten | Meldungsbasiert |
|---|
| Komponentenstatus und Wartungsfenster getrennt dargestellt | Enthalten | Auf öffentlichen Seiten begrenzt |
|---|
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