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

bj160.com.cn · 223.6.73.22:443

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
CN=www.webhostingtest1.com
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=Encryption Everywhere DV TLS CA - G1
Valid from
2018-08-13T00:00:00+00:00
Expires
2019-08-13T12:00:00+00:00
Days remaining
-2605
Serial (hex)
088661BCA9C4B9B724B9E70EA9F7A65B
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:www.webhostingtest1.com, DNS:webhostingtest1.com

SHA-256 fingerprint

FF:68:4E:30:24:30:66:89:A3:B6:A9:EA:78:8C:FB:90:53:A0:09:22:AD:2D:06:1B:D5:14:78:31:BC:C2:BB:71
Certificate extensions & PEM
authorityKeyIdentifier
55:74:4F:B2:72:4F:F5:60:BA:50:D1:D7:E6:51:5C:9A:01:87:1A:D7
subjectKeyIdentifier
7C:DC:34:77:28:52:54:20:CD:57:E1:DE:45:1E:E6:0E:CD:93:0D:77
subjectAltName
DNS:www.webhostingtest1.com, DNS:webhostingtest1.com
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
certificatePolicies
Policy: 2.16.840.1.114412.1.2 CPS: https://www.digicert.com/CPS Policy: 2.23.140.1.2.1
authorityInfoAccess
OCSP - URI:http://ocsp2.digicert.com CA Issuers - URI:http://cacerts.digicert.com/EncryptionEverywhereDVTLSCA-G1.crt
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : BB:D9:DF:BC:1F:8A:71:B5:93:94:23:97:AA:92:7B:47: 38:57:95:0A:AB:52:E8:1A:90:96:64:36:8E:1E:D1:85 Timestamp : Aug 13 04:30:18.502 2018 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:35:8C:D0:1E:99:4F:B7:4C:16:B8:88:3F: 04:95:65:4F:2C:38:0B:12:36:01:D5:61:B7:05:55:01: 1C:A2:06:19:02:21:00:90:98:90:CA:0E:49:22:A5:F2: 01:9E:65:CB:6E:C3:53:F0:5D:A3:08:55:0F:B2:D4:A3: 18:FE:09:BE:D7:97:63 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 87:75:BF:E7:59:7C:F8:8C:43:99:5F:BD:F3:6E:FF:56: 8D:47:56:36:FF:4A:B5:60:C1:B4:EA:FF:5E:A0:83:0F Timestamp : Aug 13 04:30:18.645 2018 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:72:E6:05:73:EE:2D:7B:96:28:BE:08:72: 6D:A8:2C:73:4A:AA:3E:C7:A5:D2:0E:24:86:0F:0C:30: 87:9F:5F:4F:02:20:61:F2:7B:D9:C9:4E:F0:3E:46:53: 64:74:0E:51:7D:73:B8:DA:53:99:75:49:64:79:10:EE: B9:65:9A:8F:74:26
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-09-30T01:10:13+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=Encryption Everywhere DV TLS CA - G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root CA
Valid from
2017-11-27T12:46:10+00:00
Expires
2027-11-27T12:46:10+00:00
Days remaining
423
Serial (hex)
0279AC458BC1B245ABF98053CD2C9BB1
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

15:EB:0A:75:C6:73:AB:FB:DC:D2:FA:FC:02:82:3C:91:FE:6C:BC:36:E0:07:88:44:2C:87:54:D7:2B:EC:37:17
Certificate extensions & PEM
subjectKeyIdentifier
55:74:4F:B2:72:4F:F5:60:BA:50:D1:D7:E6:51:5C:9A:01:87:1A:D7
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.com
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalRootCA.crl
certificatePolicies
Policy: 2.16.840.1.114412.1.2 CPS: https://www.digicert.com/CPS Policy: 2.23.140.1.2.1
-----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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