SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
gigatek-inc.com
SSL/TLS Certificate
SSL/TLS Certificate for gigatek-inc.com
Hostname mismatch- Issued by (CA)
- ZeroSSL GmbH
- Subject
- *.gigatms.com.tw
- Valid from
- Apr 15, 2026
- Valid until
- Oct 30, 2026 (101 days remaining)
- Public key
- RSA 4096-bit
- Serial
- 7B04C0B796939C903BC1FBA9C060ADA2
- SHA-256 fingerprint
- A0:F5:81:7E:04:3B:5E:D1:66:9B:30:78:8B:C6:2C:57:93:23:91:B7:E5:59:06:15:34:A5:AF:8D:8B:B9:DE:2D
- Chain
- ZeroSSL RSA DV SSL CA 2 → Sectigo Public Server Authentication Root R46
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.