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

conocophillips.com · 138.32.33.226:443

Verified

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

Subject
C=US ST=Texas L=Houston O=ConocoPhillips Company CN=*.conocophillips.com
Issuer
C=US O=DigiCert Inc CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
Valid from
2026-08-11T00:00:00+00:00
Expires
2027-02-25T23:59:59+00:00
Days remaining
111
Serial (hex)
09B2D848ADEB2CAFE1B13935D54DCC9C
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.conocophillips.com, DNS:conocophillips.com

SHA-256 fingerprint

C1:B5:D9:AE:18:E1:A7:B8:05:5C:C1:2C:0C:38:FF:BA:42:0B:D6:C0:0C:EB:8A:AE:01:69:E9:85:85:06:A2:8B
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
32:95:E9:83:D8:31:31:60:ED:D7:26:7B:EE:92:C2:57:F3:97:9C:63
subjectAltName
DNS:*.conocophillips.com, DNS:conocophillips.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 : Aug 11 14:23:23.351 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:1D:3C:E5:DB:BB:AA:C5:1B:86:49:75:AE: F1:0F:6E:FA:48:05:1C:5E:41:82:1F:9E:44:91:48:AC: 28:97:41:6F:02:20:38:D7:66:B7:EE:31:94:11:D4:33: E0:9A:A5:44:82:4D:FF:80:09:E2:45:A8:3D:FE:E6:A5: CC:25:56:DF:9E:C5 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 : Aug 11 14:23:23.399 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:62:29:59:13:89:4F:6C:B1:78:C2:5D:08: 58:18:45:4C:5F:0B:B3:48:D9:28:45:69:70:AE:F2:1D: E2:FA:5B:41:02:20:3B:73:42:08:42:35:FF:8E:66:8A: 60:3C:0E:C1:FB:96:63:33:47:BB:F2:91:28:D9:BA:59: 4F:E3:F4:5B:BF:FD Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1C:9F:68:2C:E9:FA:F0:45:69:50:F8:1B:96:8A:87:DD: DB:32:10:D8:4C:E6:C8:B2:E3:82:52:4A:C4:CF:59:9F Timestamp : Aug 11 14:23:23.485 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:7B:E2:2F:35:91:AF:0D:7A:DF:F1:68:9E: 19:86:4D:C6:A7:77:2F:F3:6A:C4:13:2B:8B:82:FB:9B: 05:80:72:8C:02:20:5A:08:21:51:94:7C:10:3C:98:24: 8C:E8:C3:77:80:62:3E:42:6C:A8:66:51:89:2B:B8:84: 16:AE:84:21:DC:A9
-----BEGIN CERTIFICATE-----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=
-----END CERTIFICATE-----

Cipher: TLS_CHACHA20_POLY1305_SHA256 · Checked 2026-11-06T19:41:13+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
1604
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

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