SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
jie-sheng.com.tw
SSL/TLS Certificate
SSL/TLS Certificate for jie-sheng.com.tw
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- cpanel.jie-sheng.com.tw
- Valid from
- Oct 31, 2026
- Valid until
- Jan 29, 2027 (76 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 0553780695158844CAF5DC71DA7EA17F642F
- SHA-256 fingerprint
- 34:D4:8F:C8:9E:F4:64:9F:03:29:FF:D6:2D:F3:F9:4C:0E:DE:B3:B6:B6:B2:0A:E5:17:E7:26:75:DA:50:24:11
- 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 Nov 9, 2026.
Never get surprised by jie-sheng.com.tw's certificate expiring
This is today's certificate. Turn on monitoring and we'll watch jie-sheng.com.tw continuously, notifying you the moment anything moves across all three signals:
Uptime
We visit the site from multiple regions worldwide and email you within minutes if it goes down, with a per-region breakdown so a real outage stands out from a regional blip.
DNS changes
We watch NS, MX, CAA, CNAME, TXT and A/AAAA records, and identify the host, network, and ASN behind them, so a real migration or hijack stands out from routine noise.
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.
Free for your first domain: uptime, DNS, and certificate together. No credit card.