SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
ccgp-shenzhen.gov.cn
SSL/TLS Certificate
SSL/TLS Certificate for ccgp-shenzhen.gov.cn
Self-signed- Issued by (CA)
- DAS-Security Limited
- Subject
- non-existent-domain.com
- Valid from
- Oct 13, 2025
- Valid until
- Oct 11, 2035 (3259 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 7C6154B60079EA5A7A4F4C4497DF4A4285CF7CA8
- SHA-256 fingerprint
- 56:84:0F:C4:B4:BF:FC:E6:9B:FE:11:49:A7:A5:2A:AF:46:98:E2:FC:EC:D7:A9:6D:61:0F:A8:A5:8C:A0:A5:76
- Chain
- non-existent-domain.com
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.
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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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