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

TLSv1.3

lenovo.com · 23.46.71.93:443

Verified

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

Subject
C=MY L=Petaling Jaya O=Lenovo Technology Sdn. Bhd. CN=*.lenovo.com
Issuer
C=US O=DigiCert Inc CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
Valid from
2026-07-17T00:00:00+00:00
Expires
2027-01-31T23:59:59+00:00
Days remaining
91
Serial (hex)
014E13846F8B985748E7283C1AC2872C
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.lenovo.com, DNS:lenovo.com

SHA-256 fingerprint

C5:7C:7A:7F:5D:DC:92:ED:C9:A3:CD:05:E9:7D:C7:28:62:1C:AA:5A:C5:2B:15:AC:82:17:77:D0:42:0A:C3:81
Certificate extensions & PEM
authorityKeyIdentifier
74:85:80:C0:66:C7:DF:37:DE:CF:BD:29:37:AA:03:1D:BE:ED:CD:17
subjectKeyIdentifier
CC:0E:22:67:40:75:75:9F:3E:BB:3F:A2:D0:59:11:EA:9B:AA:D4:03
subjectAltName
DNS:*.lenovo.com, DNS:lenovo.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
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crl Full Name: URI:http://crl4.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crl
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com CA Issuers - URI:http://cacerts.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crt
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 4C:63:DC:98:E5:9C:1D:AB:88:F6:1E:8A:3D:DE:AE:8F: AB:44:A3:37:7B:5F:9B:94:C3:FB:A1:9C:FC:C1:BE:26 Timestamp : Jul 17 00:06:43.192 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:A5:1D:24:7B:5C:F8:48:3C:99:59:A6: 1C:23:05:50:BB:DC:58:31:FD:0B:EF:15:16:24:2D:58: 19:1C:9E:21:68:02:20:68:11:FB:5B:5A:ED:5D:E8:1E: 09:90:34:69:00:03:77:C7:80:B4:9D:D4:77:D9:C8:CA: CF:E3:7C:C8:6F:1F:28 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D6:D5:8D:A9:D0:17:53:F3:6A:4A:A0:C7:57:49:02:AF: EB:C7:DC:2C:D3:8C:D9:F7:64:C8:0C:89:19:1E:9F:02 Timestamp : Jul 17 00:06:43.155 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:E3:B1:75:53:96:03:F6:79:77:CD:84: FB:E3:87:0E:BD:67:33:3C:89:C7:B2:D3:E7:D9:94:93: FF:6C:86:2F:9E:02:21:00:F4:4C:E4:09:16:51:F1:D8: C0:E2:D9:BC:50:72:21:5B:78:C9:C1:C0:0D:79:97:95: 35:9B:AA:22:8B:D3:96:69 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 44:C2:BD:0C:E9:14:0E:64:A5:C9:4A:01:93:0A:5A:A1: BB:35:97:0E:00:EE:11:16:89:68:2A:1C:44:D7:B5:66 Timestamp : Jul 17 00:06:43.215 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:3E:6B:9B:03:BC:E9:D8:46:EE:1A:B5:A9: 24:05:AD:84:A1:A3:35:76:6C:9B:75:C9:FC:BE:34:CE: 9D:F7:65:49:02:20:62:16:89:59:24:EE:5D:07:65:70: 4C:F4:D4:22:10:7B:EA:34:2E:82:C5:3D:06:75:2C:7C: 65:3F:22:58:4E:1B
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-11-01T19:17:51+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=DigiCert Inc CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2021-03-30T00:00:00+00:00
Expires
2031-03-29T23:59:59+00:00
Days remaining
1609
Serial (hex)
0CF5BD062B5602F47AB8502C23CCF066
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

C8:02:5F:9F:C6:5F:DF:C9:5B:3C:A8:CC:78:67:B9:A5:87:B5:27:79:73:95:79:17:46:3F:C8:13:D0:B6:25:A9
Certificate extensions & PEM
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
74:85:80:C0:66:C7:DF:37:DE:CF:BD:29:37:AA:03:1D:BE:ED:CD:17
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.com CA Issuers - URI:http://cacerts.digicert.com/DigiCertGlobalRootG2.crt
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/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

Registration / WHOIS →DNS records →