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

ca.gov · 150.171.109.100:443

Verified

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

Subject
CN=ca.gov
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=GeoTrust TLS RSA CA G1
Valid from
2026-09-10T00:00:00+00:00
Expires
2027-03-10T23:59:59+00:00
Days remaining
163
Serial (hex)
0D2271238A2402FCADDBEA65C3673E17
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:ca.gov

SHA-256 fingerprint

BD:3A:74:19:6D:5D:E2:75:4C:41:AF:9E:3F:60:9E:38:78:77:DC:87:EE:5A:20:99:56:0B:1B:2F:3F:7E:0E:86
Certificate extensions & PEM
authorityKeyIdentifier
94:4F:D4:5D:8B:E4:A4:E2:A6:80:FE:FD:D8:F9:00:EF:A3:BE:02:57
subjectKeyIdentifier
63:66:48:6E:7A:58:8C:10:C1:81:DD:17:AA:03:19:40:95:77:6F:4A
subjectAltName
DNS:ca.gov
certificatePolicies
Policy: 2.23.140.1.2.1 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://cdp.geotrust.com/GeoTrustTLSRSACAG1.crl
authorityInfoAccess
OCSP - URI:http://status.geotrust.com CA Issuers - URI:http://cacerts.geotrust.com/GeoTrustTLSRSACAG1.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 : Sep 10 22:26:31.613 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:21:3D:6B:FD:AF:60:25:63:0A:8A:5A:FC: E8:55:9B:C4:14:99:A3:66:1D:1D:D3:A5:C5:9D:50:77: 0C:69:FF:E1:02:20:4B:22:C5:60:C5:A7:4D:F5:BE:0B: 88:F6:5E:3F:A5:D5:E9:1C:45:C8:B3:AC:E2:A0:00:BB: 97:0E:D7:10:D4:5E 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 : Sep 10 22:26:31.622 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:02:46:F4:A1:70:49:13:50:05:D1:07:59: AD:54:ED:F2:60:F8:5C:24:90:78:CC:62:79:AA:8B:02: 92:4D:1B:4A:02:20:54:D4:4C:E3:1C:1E:80:11:70:4C: 35:8C:44:50:5F:E4:B5:71:14:78:01:79:E2:9A:81:B1: 4D:27:68:BF:8B:FC 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 : Sep 10 22:26:31.758 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:B5:61:E1:D8:3D:4A:65:7C:90:FA:C9: E7:B3:20:F9:29:58:3D:9B:59:16:B9:FC:80:1E:33:07: 4F:98:85:57:6F:02:21:00:D8:D5:07:FB:7D:CC:8D:04: A7:04:17:C9:D1:A4:54:26:AD:C3:E4:2F:40:51:D0:DC: 97:9A:AB:57:68:7A:83:B0
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-09-28T10:47:10+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=GeoTrust TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:23:37+00:00
Expires
2027-11-02T12:23:37+00:00
Days remaining
400
Serial (hex)
0D07782A133FC6F9A57296E131FFD179
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

C0:6E:30:7F:7C:FC:1D:32:FA:72:A4:C0:33:C8:7B:90:01:9A:F2:16:F0:77:5D:64:97:8A:2E:CA:6C:8A:23:0E
Certificate extensions & PEM
subjectKeyIdentifier
94:4F:D4:5D:8B:E4:A4:E2:A6:80:FE:FD:D8:F9:00:EF:A3:BE:02:57
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
basicConstraints
CA:TRUE, pathlen:0
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalRootG2.crl
certificatePolicies
Policy: X509v3 Any Policy CPS: https://www.digicert.com/CPS
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2013-08-01T12:00:00+00:00
Expires
2038-01-15T12:00:00+00:00
Days remaining
4127
Serial (hex)
033AF1E6A711A9A0BB2864B11D09FAE5
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

CB:3C:CB:B7:60:31:E5:E0:13:8F:8D:D3:9A:23:F9:DE:47:FF:C3:5E:43:C1:14:4C:EA:27:D4:6A:5A:B1:CB:5F
Certificate extensions & PEM
basicConstraints
CA:TRUE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
subjectKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
-----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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