Download current CRLs and CA certificates
These distribution points are public by design. Relying parties, devices and
validation services fetch them anonymously — no sign-in, no client certificate
and no allow-listing is required. Files are republished on each CRL interval;
always fetch the current copy rather than caching one past its
nextUpdate time. Every date below is read from the file itself
and shown in UTC.
Active hierarchy
Currently issuing — use these for new deployments
Carl Zeiss AG Root CA 2045
Root — self-signedOffline root — install this certificate as a trust anchor.
Carl Zeiss AG Auth CA1 2035
Authentication — issued by Carl Zeiss AG Root CA 2045This CRL is due for renewal on 2026-09-06 — 2 days from now.
Carl Zeiss AG TLS CA1 2035
TLS — issued by Carl Zeiss AG Root CA 2045This CRL is due for renewal on 2026-09-06 — 2 days from now.
Legacy chain
No longer issuing — retained so existing certificates still validate
Carl Zeiss AG Root-CA-2036
Root — self-signedCarl Zeiss AG Root-CA
Root — self-signedThis CA certificate expires on 2026-09-26 — 21 days from now. This CRL is due for renewal on 2026-09-26 — 21 days from now.
Carl Zeiss AG Corporate-CA-2026
Corporate — issued by Carl Zeiss AG Root-CA-2036Carl Zeiss AG Authentication-CA-2027
Authentication — issued by Carl Zeiss AG Root-CA-2036Carl Zeiss AG E-Mail CA-2028
E-mail — issued by Carl Zeiss AG Root-CA-2036Type
Published
Valid until
Size
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CA cert
↓ Download CA
Chain material only — no current CRL is published for this CA.
Carl Zeiss AG E-Mail CA-2026
E-mail — issued by Carl Zeiss AG Root-CA-2036Type
Published
Valid until
Size
Download
CA cert
↓ Download CA
Chain material only — no current CRL is published for this CA.