SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
SSL/TLS Certificate for isca.in
Expired- Issued by (CA)
- Let's Encrypt
- Subject
- isca.in
- Valid from
- Jun 16, 2026
- Valid until
- Sep 14, 2026 (expired 1 day ago)
- Public key
- RSA 4096-bit
- Serial
- 05404C34F1505B8F38F008F2D3AF407A528F
- SHA-256 fingerprint
- 41:2F:71:A9:67:15:21:06:B8:75:FF:CD:6A:41:C4:4C:14:B5:5B:12:98:DE:33:13:C7:EA:A3:12:9D:60:C7:A7
- 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.
This certificate has been served since Aug 4, 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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