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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

onu.edu · 23.185.0.2:443

Verified

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

Subject
C=US ST=Ohio O=Ohio Northern University CN=onu.edu
Issuer
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication CA OV R36
Valid from
2026-09-01T00:00:00+00:00
Expires
2027-03-18T23:59:59+00:00
Days remaining
126
Serial (hex)
C53C6A4C51735562E1DEA8901015EF83
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:onu.edu, DNS:cce.onu.edu, DNS:freedcenter.com, DNS:law.onu.edu, DNS:my.onu.edu, DNS:trustees.onu.edu, DNS:www.cce.onu.edu, DNS:www.freedcenter.com, DNS:www.onu.edu, DNS:www.onugive.com

SHA-256 fingerprint

CC:76:0D:5C:01:5F:24:62:1D:DD:E6:DE:9D:E4:A9:71:1C:53:BD:C6:AC:3D:BE:08:6E:FC:38:55:17:B7:9F:FC
Certificate extensions & PEM
authorityKeyIdentifier
E3:66:74:BB:70:68:8D:2C:5D:4E:0E:A6:4A:8F:9B:37:22:9C:82:92
subjectKeyIdentifier
C7:02:53:BB:A8:F8:98:B7:81:B5:CA:47:9D:AC:3B:F9:3A:04:35:1D
keyUsage
Digital Signature, Key Encipherment
basicConstraints
CA:FALSE
extendedKeyUsage
TLS Web Server Authentication
certificatePolicies
Policy: 1.3.6.1.4.1.6449.1.2.1.3.4 CPS: https://sectigo.com/CPS Policy: 2.23.140.1.2.2
crlDistributionPoints
Full Name: URI:http://crl.sectigo.com/SectigoPublicServerAuthenticationCAOVR36.crl
authorityInfoAccess
CA Issuers - URI:http://crt.sectigo.com/SectigoPublicServerAuthenticationCAOVR36.crt OCSP - URI:http://ocsp.sectigo.com
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 60:4C:9A:AF:7A:7F:77:5F:01:D4:06:FC:92:0D:C8:99: EB:0B:1C:7D:F8:C9:52:1B:FA:FA:17:77:3B:97:8B:C9 Timestamp : Sep 1 14:01:05.853 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:6E:BE:49:40:D5:F3:90:4A:3B:48:03:F6: D5:06:75:85:AD:C2:AB:C2:01:19:85:F6:89:AC:6A:CB: 66:E1:D3:E9:02:20:5C:55:13:7A:40:29:5F:F3:46:53: 36:3C:0C:B4:97:86:22:04:47:EC:39:9D:D1:E4:25:72: 8E:3A:64:E1:05:72 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 8E:CA:47:0B:AC:DE:6A:F3:A2:06:B0:A4:7A:84:B7:46: FE:1F:C6:BF:95:3E:25:E6:9B:4E:E4:02:48:F3:C6:E8 Timestamp : Sep 1 14:01:06.300 2026 GMT Extensions: 00:00:05:00:0C:08:8A:C1 Signature : ecdsa-with-SHA256 30:45:02:21:00:D9:BA:E2:6F:8C:E0:04:71:5B:F6:1C: 50:31:34:D3:82:2D:EC:19:0C:04:13:E6:E0:D4:04:DA: E5:B4:14:31:9C:02:20:50:3C:19:0D:F5:78:75:83:10: 1A:EB:84:DA:13:28:CE:99:CB:6A:88:35:2A:8E:88:38: 04:3E:9C:D6:BB:CE:E2 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 59:6E:6C:33:86:94:B2:59:72:A2:56:C8:A0:E8:DD:90: 4A:76:E8:08:3D:DA:87:3B:01:08:38:28:14:3C:EE:59 Timestamp : Sep 1 14:01:05.844 2026 GMT Extensions: 00:00:05:00:02:E5:5B:12 Signature : ecdsa-with-SHA256 30:45:02:20:40:27:6E:6B:4C:B3:A1:9A:06:B1:68:62: 07:28:7B:2D:47:97:93:DE:89:5B:87:01:60:CE:BF:99: EC:E6:FF:3C:02:21:00:8F:1A:42:90:17:AF:A0:DF:7D: 06:B1:93:57:4B:36:9F:C0:7F:67:4D:E6:6F:23:87:90: DA:02:B2:5F:CF:75:7B
subjectAltName
DNS:onu.edu, DNS:cce.onu.edu, DNS:freedcenter.com, DNS:law.onu.edu, DNS:my.onu.edu, DNS:trustees.onu.edu, DNS:www.cce.onu.edu, DNS:www.freedcenter.com, DNS:www.onu.edu, DNS:www.onugive.com
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-11-12T00:26:34+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication CA OV R36
Issuer
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication Root R46
Valid from
2021-03-22T00:00:00+00:00
Expires
2036-03-21T23:59:59+00:00
Days remaining
3417
Serial (hex)
2C1A3C76E943DDDDFF191B31890AED71
Signature
RSA-SHA384
Public key
RSA 3072

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

65:42:D1:76:BE:D5:0F:19:3C:0C:E2:97:AE:44:EC:D8:A0:A8:6B:EC:2E:DE:68:27:69:34:40:59:B4:E7:85:30
Certificate extensions & PEM
authorityKeyIdentifier
56:73:58:64:95:F9:92:1A:B0:12:2A:04:62:79:A1:40:15:88:21:49
subjectKeyIdentifier
E3:66:74:BB:70:68:8D:2C:5D:4E:0E:A6:4A:8F:9B:37:22:9C:82:92
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE, pathlen:0
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
certificatePolicies
Policy: X509v3 Any Policy Policy: 2.23.140.1.2.2
crlDistributionPoints
Full Name: URI:http://crl.sectigo.com/SectigoPublicServerAuthenticationRootR46.crl
authorityInfoAccess
CA Issuers - URI:http://crt.sectigo.com/SectigoPublicServerAuthenticationRootR46.p7c OCSP - URI:http://ocsp.sectigo.com
-----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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