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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

ziffdavis.com · 34.196.120.44:443

Verified

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

Subject
CN=*.ziffdavis.com
Issuer
C=US O=Amazon CN=Amazon RSA 2048 M04
Valid from
2026-06-14T00:00:00+00:00
Expires
2026-12-28T23:59:59+00:00
Days remaining
53
Serial (hex)
04302A283B532174DCC80E32E70FC4B9
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.ziffdavis.com, DNS:ziffdavis.com

SHA-256 fingerprint

67:26:78:CA:3C:73:7D:4A:E3:72:66:24:BC:27:67:15:B3:0B:47:5E:BB:61:D7:B9:0A:38:36:A5:C9:69:FA:91
Certificate extensions & PEM
authorityKeyIdentifier
1F:52:92:61:56:82:54:7F:81:66:D8:1D:3D:0A:AA:32:5C:87:DD:08
subjectKeyIdentifier
4A:44:2C:11:2B:4F:27:50:D3:1F:79:4F:FF:3B:96:16:6A:95:16:55
subjectAltName
DNS:*.ziffdavis.com, DNS:ziffdavis.com
certificatePolicies
Policy: 2.23.140.1.2.1
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.r2m04.amazontrust.com/r2m04.crl
authorityInfoAccess
OCSP - URI:http://ocsp.r2m04.amazontrust.com CA Issuers - URI:http://crt.r2m04.amazontrust.com/r2m04.cer
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB: C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD Timestamp : Jun 14 03:00:52.807 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:93:A1:81:7E:EC:12:10:89:17:28:D6: 22:E5:E9:29:0D:25:B9:D5:DC:03:FE:39:F8:E0:6D:44: F8:94:33:DB:B4:02:20:10:C7:F9:ED:27:6A:DE:CB:69: D6:1D:3F:32:BA:96:DB:74:53:BD:DE:3F:82:8C:CA:9B: 7C:C7:0F:6B:DA:FF:B5 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9: 82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77 Timestamp : Jun 14 03:00:52.757 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:F0:AA:90:AF:3A:75:79:E9:EE:82:71: 95:D5:0C:FB:D8:0B:17:D6:12:56:7E:7E:5B:D0:55:C5: 7C:0D:B2:32:65:02:20:36:5F:41:EC:D8:A5:9F:46:6E: AD:78:80:6F:55:8A:79:61:A3:06:CC:19:10:23:D5:EF: 6F:E1:41:A1:77:B7:3B Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 94:4E:43:87:FA:EC:C1:EF:81:F3:19:24:26:A8:18:65: 01:C7:D3:5F:38:02:01:3F:72:67:7D:55:37:2E:19:D8 Timestamp : Jun 14 03:00:52.821 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:A7:20:DD:86:3C:B6:AB:01:E4:ED:86: 3D:00:F0:C1:96:AE:5C:AD:CB:C4:48:4C:07:42:8D:D8: BA:CA:E6:EB:EA:02:21:00:C3:D5:8F:4A:2B:C8:AC:30: EC:09:E6:A5:59:AE:8E:D8:69:83:89:50:A0:FE:D9:1B: 14:3D:F9:1D:35:10:39:8A
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-11-05T18:47:37+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Amazon CN=Amazon RSA 2048 M04
Issuer
C=US O=Amazon CN=Amazon Root CA 1
Valid from
2022-08-23T22:26:35+00:00
Expires
2030-08-23T22:26:35+00:00
Days remaining
1387
Serial (hex)
0773124F2A952E3ED18A58BDB85D1BC0CE5F27
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

13:8B:DF:6E:23:AC:97:1E:B4:E6:26:B2:79:DD:6A:26:F0:57:51:0F:1D:E3:94:29:3A:5E:EA:28:60:DE:01:9B
Certificate extensions & PEM
basicConstraints
CA:TRUE, pathlen:0
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
subjectKeyIdentifier
1F:52:92:61:56:82:54:7F:81:66:D8:1D:3D:0A:AA:32:5C:87:DD:08
authorityKeyIdentifier
84:18:CC:85:34:EC:BC:0C:94:94:2E:08:59:9C:C7:B2:10:4E:0A:08
authorityInfoAccess
OCSP - URI:http://ocsp.rootca1.amazontrust.com CA Issuers - URI:http://crt.rootca1.amazontrust.com/rootca1.cer
crlDistributionPoints
Full Name: URI:http://crl.rootca1.amazontrust.com/rootca1.crl
certificatePolicies
Policy: 2.23.140.1.2.1
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=Amazon CN=Amazon Root CA 1
Issuer
C=US ST=Arizona L=Scottsdale O=Starfield Technologies, Inc. CN=Starfield Services Root Certificate Authority - G2
Valid from
2015-05-25T12:00:00+00:00
Expires
2037-12-31T01:00:00+00:00
Days remaining
4073
Serial (hex)
067F944A2A27CDF3FAC2AE2B01F908EEB9C4C6
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

87:DC:D4:DC:74:64:0A:32:2C:D2:05:55:25:06:D1:BE:64:F1:25:96:25:80:96:54:49:86:B4:85:0B:C7:27:06
Certificate extensions & PEM
basicConstraints
CA:TRUE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
subjectKeyIdentifier
84:18:CC:85:34:EC:BC:0C:94:94:2E:08:59:9C:C7:B2:10:4E:0A:08
authorityKeyIdentifier
9C:5F:00:DF:AA:01:D7:30:2B:38:88:A2:B8:6D:4A:9C:F2:11:91:83
authorityInfoAccess
OCSP - URI:http://ocsp.rootg2.amazontrust.com CA Issuers - URI:http://crt.rootg2.amazontrust.com/rootg2.cer
crlDistributionPoints
Full Name: URI:http://crl.rootg2.amazontrust.com/rootg2.crl
certificatePolicies
Policy: X509v3 Any Policy
-----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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