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

wo.com.cn · 2408:8000:10f0:1:1:0:ac15:c93c:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. SSL operation failed with code 1. OpenSSL Error messages: error:0A000086:SSL routines::certificate verify failed
The certificate has expired.

Certificate verification failed

Subject
C=CN ST=北京市 O=联通在线信息科技有限公司 CN=*.wo.cn
Issuer
C=US O=DigiCert Inc CN=DigiCert Basic RSA CN CA G2
Valid from
2024-12-26T00:00:00+00:00
Expires
2026-01-21T23:59:59+00:00
Days remaining
-244
Serial (hex)
0E0D27905E46B861781DD1C31A8FBA29
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.wo.cn, DNS:wo.cn, DNS:*.wo.com.cn, DNS:wo.com.cn

SHA-256 fingerprint

6B:C4:52:6D:83:51:EE:40:9F:B8:16:50:4B:9F:A6:26:CC:B8:CE:35:9E:4D:6F:0F:79:F8:0C:F8:FD:99:0C:A7
Certificate extensions & PEM
authorityKeyIdentifier
06:BD:A6:9B:60:79:50:31:BE:D5:A9:02:4A:A0:D0:95:53:8B:2F:34
subjectKeyIdentifier
53:B7:CD:05:92:22:27:AC:04:25:C6:2A:DA:26:DD:53:D6:56:AE:8D
subjectAltName
DNS:*.wo.cn, DNS:wo.cn, DNS:*.wo.com.cn, DNS:wo.com.cn
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://crl.digicert.cn/DigiCertBasicRSACNCAG2.crl
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.cn CA Issuers - URI:http://cacerts.digicert.cn/DigiCertBasicRSACNCAG2.crt
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 0E:57:94:BC:F3:AE:A9:3E:33:1B:2C:99:07:B3:F7:90: DF:9B:C2:3D:71:32:25:DD:21:A9:25:AC:61:C5:4E:21 Timestamp : Dec 26 06:52:02.319 2024 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:DA:37:84:97:79:AD:AB:1F:C2:E1:9A: 37:4E:2B:08:37:26:A6:27:93:32:17:D8:F8:E5:17:5E: 27:81:AA:C1:F9:02:20:2C:37:05:E2:C4:6F:F4:29:1C: C4:AB:D7:E6:15:46:C5:60:C8:1C:C8:4A:6C:1F:12:CD: 64:7F:A4:B3:6E:DC:7E Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 64:11:C4:6C:A4:12:EC:A7:89:1C:A2:02:2E:00:BC:AB: 4F:28:07:D4:1E:35:27:AB:EA:FE:D5:03:C9:7D:CD:F0 Timestamp : Dec 26 06:52:02.257 2024 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:F4:F7:89:24:E6:18:D8:4D:ED:D4:B4: 34:08:BA:EE:A1:03:63:6B:13:DA:E9:A4:89:52:2B:FE: 69:5B:E4:E2:B2:02:20:1F:CE:54:A2:85:32:3E:8D:5B: AF:6E:80:82:0F:0F:F8:BD:29:4F:93:63:C2:21:4A:03: 65:56:26:64:B7:AE:E6 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 49:9C:9B:69:DE:1D:7C:EC:FC:36:DE:CD:87:64:A6:B8: 5B:AF:0A:87:80:19:D1:55:52:FB:E9:EB:29:DD:F8:C3 Timestamp : Dec 26 06:52:02.270 2024 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:2A:01:08:33:35:F8:0A:C1:32:47:68:8B: 7D:55:F0:5D:41:7B:D0:DE:56:11:52:9E:D4:6E:28:D5: 7F:42:37:5D:02:20:62:50:C0:9D:27:56:B9:9A:27:09: 61:9E:78:AA:C5:D9:C0:50:36:51:5D:7F:8F:AC:7B:0E: 65:19:95:1D:FB:E9
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-09-22T12:49:48+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=DigiCert Inc CN=DigiCert Basic RSA CN CA G2
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root CA
Valid from
2020-03-04T12:04:07+00:00
Expires
2030-03-04T12:04:07+00:00
Days remaining
1258
Serial (hex)
02F7E1F982BAD009AFF47DC95741B2F6
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

CB:57:B3:FF:20:40:CB:26:94:97:62:5B:C9:0F:A9:D7:B4:ED:49:38:C6:F6:0F:42:F6:9A:FD:F5:08:AC:29:93
Certificate extensions & PEM
subjectKeyIdentifier
06:BD:A6:9B:60:79:50:31:BE:D5:A9:02:4A:A0:D0:95:53:8B:2F:34
authorityKeyIdentifier
03:DE:50:35:56:D1:4C:BB:66:F0:A3:E2:1B:1B:C3:97:B2:3D:D1:55
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.cn
crlDistributionPoints
Full Name: URI:http://crl.digicert.cn/DigiCertGlobalRootCA.crl
certificatePolicies
Policy: 2.16.840.1.114412.1.1 CPS: https://www.digicert.com/CPS User Notice: Explicit Text: Any use of this Certificate constitutes acceptance of the Relying Party Agreement located at https://www.digicert.com/rpa-ua Policy: 2.23.140.1.2.2
-----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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