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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

sina.com · 64.71.151.11:443

Verified

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

Subject
C=CN ST=Beijing O=Sina.com Technology(China)Co.,ltd CN=*.sina.com
Issuer
C=US O=DigiCert, Inc. CN=GeoTrust G2 TLS CN RSA4096 SHA256 2022 CA1
Valid from
2025-11-13T00:00:00+00:00
Expires
2026-12-14T23:59:59+00:00
Days remaining
80
Serial (hex)
0B1F53763EF5F5048DBE5D54A6704870
Signature
RSA-SHA256
Public key
EC 256 prime256v1

Subject alternative names (SAN)

DNS:*.sina.com, DNS:sina.com

SHA-256 fingerprint

A0:14:30:7F:49:06:34:DE:0F:91:DA:09:1E:F7:F2:1A:B5:AD:C6:5C:65:A0:36:00:7D:DA:AD:F2:92:A0:E7:A1
Certificate extensions & PEM
authorityKeyIdentifier
41:4E:8E:69:9D:F4:6E:25:EC:78:14:1C:7E:D7:CD:1D:99:CF:F9:6B
subjectKeyIdentifier
83:B4:73:60:73:65:B2:6A:27:43:5F:0A:4B:A7:59:61:91:8C:EC:FD
subjectAltName
DNS:*.sina.com, DNS:sina.com
certificatePolicies
Policy: 2.23.140.1.2.2 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Agreement
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
crlDistributionPoints
Full Name: URI:http://crl.digicert.cn/GeoTrustG2TLSCNRSA4096SHA2562022CA1.crl
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.cn CA Issuers - URI:http://cacerts.digicert.cn/GeoTrustG2TLSCNRSA4096SHA2562022CA1.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 : Nov 13 01:20:43.351 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:71:B6:78:B0:D0:10:E5:1E:70:E9:00:72: CC:23:8E:81:2B:A2:82:A5:B1:10:50:19:11:D1:76:D3: 0D:D9:D0:C6:02:20:32:57:8C:DC:79:4D:99:39:C7:90: 15:F6:7E:95:C0:D1:DB:35:D1:57:D9:CF:AA:E6:54:E3: 00:6B:70:95:68:AE 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 13 01:20:43.414 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:0B:E1:3A:20:EF:35:7C:1E:3F:63:23:87: 6C:7A:9D:61:39:A5:66:4E:96:4B:FE:73:51:2A:3B:DE: F8:96:A4:1F:02:21:00:A0:E3:89:A1:F8:9B:DE:7A:F3: EF:73:B1:D2:B1:EF:07:AB:41:55:3D:B3:06:0B:5B:58: 4B:00:84:C7:D7:A2:73 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 13 01:20:43.431 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:CE:A7:93:FE:D6:16:5E:25:9A:85:FF: C5:67:0B:73:A4:97:F2:52:8B:35:21:3B:74:7D:4B:C6: 80:11:26:BA:08:02:20:4F:5B:B8:BE:CD:CE:D7:2E:D6: 7C:9A:62:7E:B0:4C:42:FD:2F:17:97:5D:53:47:51:15: 46:92:20:80:87:F7:43
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-ECDSA-AES128-GCM-SHA256 · Checked 2026-09-25T02:18:41+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=DigiCert, Inc. CN=GeoTrust G2 TLS CN RSA4096 SHA256 2022 CA1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2022-12-15T00:00:00+00:00
Expires
2032-12-14T23:59:59+00:00
Days remaining
2272
Serial (hex)
0F06BB09306148267FCA1B71C1DB807D
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

05:DC:9E:DC:0F:DD:FA:97:5A:14:32:EF:80:6E:C7:80:07:8B:53:62:AD:45:AF:76:DB:15:C9:07:63:0D:B2:5D
Certificate extensions & PEM
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
41:4E:8E:69:9D:F4:6E:25:EC:78:14:1C:7E:D7:CD:1D:99:CF:F9:6B
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
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.cn CA Issuers - URI:http://cacerts.digicert.cn/DigiCertGlobalRootG2.crt
crlDistributionPoints
Full Name: URI:http://crl.digicert.cn/DigiCertGlobalRootG2.crl
certificatePolicies
Policy: 2.16.840.1.114412.2.1 Policy: 2.23.140.1.1 Policy: 2.23.140.1.2.1 Policy: 2.23.140.1.2.2 Policy: 2.23.140.1.2.3
-----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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