SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
smiso-vestfold.no
SSL/TLS Certificate
SSL/TLS Certificate for smiso-vestfold.no
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- smiso-vestfold.no
- Valid from
- Sep 29, 2026
- Valid until
- Dec 28, 2026 (44 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 06399CBE4FD7283AEAA6F33B24C01B14E56B
- SHA-256 fingerprint
- 9B:C8:3F:2C:09:98:DB:19:F7:D1:7D:62:A2:CE:F2:8E:1B:4A:A1:4E:F0:6A:A5:F2:84:48:93:63:D0:D9:B7:BC
- Chain
- YR2 → Root YR → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.
We've observed 1 previous certificate for this host. This certificate has been served since Oct 3, 2026.
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Uptime
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DNS changes
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TLS certificate
We warn you 30, 14, 7, and 1 days before it expires, and flag it if the issuing authority changes or the certificate is unexpectedly replaced.
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