SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
chingsheng.com.tw
SSL/TLS Certificate
SSL/TLS Certificate for chingsheng.com.tw
Valid- Issued by (CA)
- Amazon
- Subject
- chingsheng.com.tw
- Valid from
- May 9, 2026
- Valid until
- Nov 22, 2026 (49 days remaining)
- Public key
- EC 256-bit
- Serial
- 0B0DE971E1F48838BB9C0DABE9FF5C0F
- SHA-256 fingerprint
- 99:9B:C4:CA:B9:44:69:B4:E4:27:59:11:B5:28:DE:B9:B9:E1:52:A6:11:10:4D:DD:3F:BF:32:3A:A2:E7:7C:49
- Chain
- Amazon ECDSA 256 M01 → Amazon Root CA 3 → Starfield Services Root Certificate Authority - G2
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 Sep 11, 2026.
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Uptime
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DNS changes
We watch NS, MX, CAA, DNSSEC, CNAME 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.
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