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THE CERTIFICATE BEHIND THE CONNECTION

TLS certificate checker.

Inspect SSL/TLS certificates for any public domain or subdomain.

Checks HTTPS on port 443, including subject alternative names, validity dates and the presented chain.

SSL certificate

TLSv1.2

gzidc.com · 113.113.80.3:443

Verified
The certificate expires within 30 days.

Certificate chain, hostname and dates verified using this server’s CA store.

Subject
C=CN ST=广东省 L=广州市 O=广州道云信息科技有限公司 CN=*.gzidc.com
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=GeoTrust TLS RSA CA G1
Valid from
2025-09-17T00:00:00+00:00
Expires
2026-10-16T23:59:59+00:00
Days remaining
21
Serial (hex)
0282C4C3F24502AF6E75C71D9882B26B
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:*.gzidc.com, DNS:gzidc.com

SHA-256 fingerprint

E0:58:26:69:3A:49:C5:FC:1C:23:78:DC:F9:67:1B:5C:F0:6A:25:32:4D:D0:E2:50:94:86:C9:50:26:F8:20:94
Certificate extensions & PEM
authorityKeyIdentifier
94:4F:D4:5D:8B:E4:A4:E2:A6:80:FE:FD:D8:F9:00:EF:A3:BE:02:57
subjectKeyIdentifier
4A:30:9E:BB:B3:46:3F:FC:56:75:86:D9:E1:1F:FC:15:73:93:63:DC
subjectAltName
DNS:*.gzidc.com, DNS:gzidc.com
certificatePolicies
Policy: 2.23.140.1.2.2 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
crlDistributionPoints
Full Name: URI:http://cdp.geotrust.com/GeoTrustTLSRSACAG1.crl
authorityInfoAccess
OCSP - URI:http://status.geotrust.com CA Issuers - URI:http://cacerts.geotrust.com/GeoTrustTLSRSACAG1.crt
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9: 82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77 Timestamp : Sep 17 02:01:24.045 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:A4:08:96:2A:A5:53:D1:0C:46:B6:C0: EF:7D:FE:52:83:C7:D4:7E:03:82:1E:D7:5B:8C:BC:2B: 69:98:33:CA:35:02:20:62:E3:07:6A:FF:97:4D:0D:3A: FD:34:12:00:75:40:65:7C:48:ED:6C:30:43:E8:60:02: 85:75:86:2F:3E:3F:B6 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB: C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD Timestamp : Sep 17 02:01:24.110 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:04:46:A9:F6:4A:20:1B:26:3A:06:16:3B: EE:20:E3:D2:9A:13:FB:21:8D:C9:BC:65:24:F6:02:8C: 25:1A:EC:BF:02:21:00:B1:B5:83:6C:FB:A6:AF:DD:E6: 73:B2:2A:6B:62:D7:F4:A5:95:19:88:BC:51:82:88:A7: D3:55:6C:E5:7F:60:49 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 94:4E:43:87:FA:EC:C1:EF:81:F3:19:24:26:A8:18:65: 01:C7:D3:5F:38:02:01:3F:72:67:7D:55:37:2E:19:D8 Timestamp : Sep 17 02:01:24.127 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:52:31:54:88:E2:D2:1F:BB:F3:F1:5B:6F: 32:B1:F7:94:38:8C:8C:14:65:62:73:7C:58:67:0C:B5: 9F:65:34:E6:02:20:08:6A:35:C0:D0:58:0E:F6:36:95: 1C:27:AE:C0:7E:95:C9:C2:F8:61:EA:F1:23:6A:3F:4A: C9:E4:FB:BA:2F:C2
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES128-GCM-SHA256 · Checked 2026-09-25T15:08:05+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=GeoTrust TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:23:37+00:00
Expires
2027-11-02T12:23:37+00:00
Days remaining
402
Serial (hex)
0D07782A133FC6F9A57296E131FFD179
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

C0:6E:30:7F:7C:FC:1D:32:FA:72:A4:C0:33:C8:7B:90:01:9A:F2:16:F0:77:5D:64:97:8A:2E:CA:6C:8A:23:0E
Certificate extensions & PEM
subjectKeyIdentifier
94:4F:D4:5D:8B:E4:A4:E2:A6:80:FE:FD:D8:F9:00:EF:A3:BE:02:57
authorityKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
basicConstraints
CA:TRUE, pathlen:0
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalRootG2.crl
certificatePolicies
Policy: X509v3 Any Policy CPS: https://www.digicert.com/CPS
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

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