DNS
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

sst.net.cn · 101.132.100.166:443

Verified

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

Subject
C=CN ST=Shanghai L=Shanghai O=上海信天通信有限公司 CN=*.sst.net.cn
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign RSA OV SSL CA 2018
Valid from
2025-11-07T01:20:39+00:00
Expires
2026-12-09T01:20:38+00:00
Days remaining
53
Serial (hex)
3C5AD96AFAD2A1F949DB50D3
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.sst.net.cn, DNS:sst.net.cn

SHA-256 fingerprint

7A:A8:3C:B5:6F:6E:8B:DC:C0:C3:6E:99:87:60:2E:E1:40:8D:27:00:B5:D6:7C:62:29:8C:47:50:53:2B:26:C2
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
basicConstraints
CA:FALSE
authorityInfoAccess
CA Issuers - URI:http://secure.globalsign.com/cacert/gsrsaovsslca2018.crt OCSP - URI:http://ocsp.globalsign.com/gsrsaovsslca2018
certificatePolicies
Policy: 1.3.6.1.4.1.4146.1.20 CPS: https://www.globalsign.com/repository/ Policy: 2.23.140.1.2.2
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/gsrsaovsslca2018.crl
subjectAltName
DNS:*.sst.net.cn, DNS:sst.net.cn
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
authorityKeyIdentifier
F8:EF:7F:F2:CD:78:67:A8:DE:6F:8F:24:8D:88:F1:87:03:02:B3:EB
subjectKeyIdentifier
6B:01:AD:BC:91:35:C8:80:8E:ED:3B:B3:2C:81:FC:EA:65:3E:DE:BA
ct_precert_scts
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 : Nov 7 01:20:44.908 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:B5:ED:ED:F9:FC:72:29:70:62:2A:A3: A9:6A:06:EE:8D:F5:E8:EC:C4:E3:CE:BB:CA:68:C6:FC: 34:9A:C6:23:89:02:20:3D:64:F5:DF:08:7C:BF:E1:9F: 2A:E0:F6:31:1A:13:66:4F:B3:CF:8C:F4:A8:C5:19:C0: 83:C2:D1:E0:1D:E2:74 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : CB:38:F7:15:89:7C:84:A1:44:5F:5B:C1:DD:FB:C9:6E: F2:9A:59:CD:47:0A:69:05:85:B0:CB:14:C3:14:58:E7 Timestamp : Nov 7 01:20:44.475 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:0C:DF:4F:48:98:2C:15:E1:CB:9B:D5:D9: BC:D0:D5:70:23:71:FF:66:44:05:95:19:B2:AE:9B:D9: D2:47:3E:BE:02:20:66:04:FF:5E:95:71:B3:48:73:CD: CE:31:97:4A:D1:73:6B:1B:1F:D5:44:42:22:AD:35:5A: A0:9F:5C:37:79:B5 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 : Nov 7 01:20:44.874 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:FA:63:E9:FC:85:FB:CA:07:B4:F0:8E: 9E:E3:0B:26:B4:C1:72:E7:45:C3:67:6B:48:0D:B6:28: 43:CF:4D:EA:9B:02:21:00:84:32:45:82:A9:96:D2:0D: A7:F6:AD:E8:51:EA:3D:A6:83:02:C6:BA:EB:C6:1A:5B: 79:F1:82:E2:7C:BB:52:17
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES128-GCM-SHA256 · Checked 2026-10-16T14:00:43+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=BE O=GlobalSign nv-sa CN=GlobalSign RSA OV SSL CA 2018
Issuer
OU=GlobalSign Root CA - R3 O=GlobalSign CN=GlobalSign
Valid from
2018-11-21T00:00:00+00:00
Expires
2028-11-21T00:00:00+00:00
Days remaining
766
Serial (hex)
01EE5F221DFC623BD4333A8557
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

B6:76:FF:A3:17:9E:88:12:09:3A:1B:5E:AF:EE:87:6A:E7:A6:AA:F2:31:07:8D:AD:1B:FB:21:CD:28:93:76:4A
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
F8:EF:7F:F2:CD:78:67:A8:DE:6F:8F:24:8D:88:F1:87:03:02:B3:EB
authorityKeyIdentifier
8F:F0:4B:7F:A8:2E:45:24:AE:4D:50:FA:63:9A:8B:DE:E2:DD:1B:BC
authorityInfoAccess
OCSP - URI:http://ocsp2.globalsign.com/rootr3
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/root-r3.crl
certificatePolicies
Policy: X509v3 Any Policy CPS: https://www.globalsign.com/repository/
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
OU=GlobalSign Root CA - R3 O=GlobalSign CN=GlobalSign
Issuer
OU=GlobalSign Root CA - R3 O=GlobalSign CN=GlobalSign
Valid from
2009-03-18T10:00:00+00:00
Expires
2029-03-18T10:00:00+00:00
Days remaining
883
Serial (hex)
04000000000121585308A2
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

CB:B5:22:D7:B7:F1:27:AD:6A:01:13:86:5B:DF:1C:D4:10:2E:7D:07:59:AF:63:5A:7C:F4:72:0D:C9:63:C5:3B
Certificate extensions & PEM
keyUsage
Certificate Sign, CRL Sign
basicConstraints
CA:TRUE
subjectKeyIdentifier
8F:F0:4B:7F:A8:2E:45:24:AE:4D:50:FA:63:9A:8B:DE:E2:DD:1B:BC
-----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.

View certificate JSON

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