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Outage in DigiCert

Issue connecting to ocsp.digicert.cn

Resolved Major
April 23, 2026 - Started 3 days ago - Lasted about 6 hours
Official incident page

Incident Report

Summary AI Generated

DigiCert experienced a major connectivity issue with their OCSP service at ocsp.digicert.cn and CRL service at crl.digicert.cn, preventing users from accessing these certificate validation services. The problem was identified as an issue with a third-party CDN provider that DigiCert uses for these services. The incident was resolved after 6.2 hours when the CDN provider fixed the underlying issue, restoring connectivity to both affected services.

We are currently having a connectivity issue with one of our OCSP service - ocsp.digicert.cn . We are working with the relevant teams to identify and fix the issue.

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Latest Updates ( sorted recent to last )
RESOLVED 2 days ago - at 04/23/2026 02:26PM

This incident has been resolved.

MONITORING 2 days ago - at 04/23/2026 11:37AM

The issue has been fixed by the 3rd Party CDN provider. The connectivity to ocsp.digicert.cn and crl.digicert.cn are successful.

IDENTIFIED 3 days ago - at 04/23/2026 09:01AM

We have identified that the connectivity issue with the ocsp.digicert.cn and crl.digicert.cn is due to an issue at one of our 3rd Party CDN provider. We are currently working with the CDN provider's support team to resolve the issue.

INVESTIGATING 3 days ago - at 04/23/2026 08:14AM

We are currently having a connectivity issue with one of our OCSP service - ocsp.digicert.cn . We are working with the relevant teams to identify and fix the issue.

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