minor✓ Resolved

Issues with TLS certificates using Lets Encrypt CA

Cloudflare•2026-05-31 03:16 UTC

Status

resolved

Duration

5h 43m

Updates

Coverage

0 articles

INCIDENT TIMELINE

✓ Resolved2026-05-31 09:00 UTC

This incident has been resolved.

identified2026-05-31 06:41 UTC

The issue has been identified and a fix is being implemented.

Customers are advised to change to a different Certificate Authority as a workaround.

investigating2026-05-31 03:16 UTC

Cloudflare is investigating issues with Let's Encrypt certificates. Some visitors may experience TLS connectivity issues due to potentially unsupported CA bundling for a subset of Cloudflare customers.

Customers are advised to change to a different Certificate Authority as a workaround.

📊 TECHNICAL DETAILS

Internal ID

6ff3f8de-c2c7-4af5-8112-45b9a04cd600

External ID

j18k7l6jh306

🕐 First reported

2026-05-31 03:16 UTC

🔄 Last Updated

2026-05-31 09:00 UTC

✓ Resolved

2026-05-31 09:00 UTC

MINOR

Impact Level

5h 43m

Total Duration

Status Updates

Affected Components

SSL Certificate Provisioning

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