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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

TLSv1.2

csudh.edu · 52.42.20.93:443

Verified

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

Subject
CN=csudh.edu
Issuer
C=US O=Amazon CN=Amazon RSA 2048 M04
Valid from
2026-09-10T00:00:00+00:00
Expires
2027-03-26T23:59:59+00:00
Days remaining
132
Serial (hex)
06A48DD6DB04B25E6BDB5E2A3A9EB23E
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:csudh.edu

SHA-256 fingerprint

6B:94:15:1B:AC:73:B5:CD:99:CA:E5:DC:1C:4B:D4:E5:34:B1:F9:7B:C5:6C:7C:2B:9E:E0:63:98:91:7E:47:99
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
06:0C:98:09:B7:2B:4D:E9:5C:9B:06:9A:6C:99:CC:FB:30:22:7F:AD
subjectAltName
DNS:csudh.edu
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 : 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 00:15:41.118 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:80:35:92:07:B5:AF:C9:DA:4E:EE:D4: AC:60:20:F6:D4:49:8F:81:31:C6:E8:AC:7B:A5:81:17: CD:AF:8C:74:80:02:20:46:AD:6B:6E:40:35:DD:63:B3: F6:67:64:BA:50:8C:E4:69:45:6F:B2:5D:9E:42:78:00: 62:D7:50:EF:A3:88:61 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 : Sep 10 00:15:41.113 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:32:AD:2A:4C:5F:6B:59:3D:C4:85:97:75: 4C:5E:75:AA:FE:8E:BD:26:44:DE:8F:49:41:DE:07:3F: 84:CC:BA:70:02:21:00:DD:F3:AB:F7:B7:5D:5F:32:8D: 8F:57:34:1E:63:75:6F:FC:3B:52:AE:79:02:9F:E2:81: 36:4E:63:C7:1E:74:77 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 00:15:41.179 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:62:FE:04:CF:09:BB:E7:0D:2A:E4:48:32: C7:EF:74:D4:DB:74:1D:0F:8D:F3:88:C7:C7:13:42:99: 37:7C:2A:24:02:20:2E:01:20:BA:E4:3F:74:D3:E9:E0: BD:4F:AE:04:A5:B8:03:96:B9:05:C6:F0:B1:3F:01:7E: CA:08:B9:77:70:BC
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES128-GCM-SHA256 · Checked 2026-11-14T07:12:02+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
1378
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
4064
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.

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