SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
jsp-paper.com.tw
SSL/TLS Certificate
SSL/TLS Certificate for jsp-paper.com.tw
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- *.com.tw.e-fun.com.tw
- Valid from
- Sep 28, 2026
- Valid until
- Dec 27, 2026 (45 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 06F4640BEDAB6D26670713FBE2DA39ADE7A1
- SHA-256 fingerprint
- E9:BC:57:FE:B4:F4:41:E9:71:1F:45:9C:F7:09:C6:72:83:2D:A9:0E:0A:B5:26:F1:65:CF:FE:A9:AB:81:32:0E
- Chain
- YR1 → 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 8, 2026.
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Uptime
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DNS changes
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TLS certificate
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