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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

nid.edu · 103.24.200.159:443

Verified

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

Subject
CN=*.nid.edu
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=RapidSSL TLS RSA CA G1
Valid from
2026-10-23T00:00:00+00:00
Expires
2027-05-09T23:59:59+00:00
Days remaining
193
Serial (hex)
0F7B14E239B12427AB253DE22A8E9F75
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.nid.edu, DNS:nid.edu

SHA-256 fingerprint

6F:D1:B5:54:9D:2E:C0:B5:11:80:D1:A7:45:E4:9D:AA:45:8C:52:DB:7E:E5:E8:83:53:CE:BB:4B:44:9C:25:21
Certificate extensions & PEM
authorityKeyIdentifier
0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38
subjectKeyIdentifier
09:EF:5D:43:21:98:00:0D:43:54:67:2F:FD:B3:07:EC:B7:B8:C2:2E
subjectAltName
DNS:*.nid.edu, DNS:nid.edu
certificatePolicies
Policy: 2.23.140.1.2.1 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://cdp.rapidssl.com/RapidSSLTLSRSACAG1-1.crl
authorityInfoAccess
OCSP - URI:http://status.rapidssl.com CA Issuers - URI:http://cacerts.rapidssl.com/RapidSSLTLSRSACAG1.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 : Oct 23 05:59:54.983 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:D9:E0:6E:04:B4:1F:7D:2A:52:43:77: 1A:D2:34:0E:8B:66:24:23:8C:31:7D:1E:4A:A7:41:FA: 36:2D:86:13:73:02:21:00:B2:38:B6:20:51:0B:50:D8: 20:EE:0A:B4:59:B0:54:CB:00:C4:E5:E3:86:84:CA:89: BB:F1:9B:FA:2E:BE:C8:A6 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 : Oct 23 05:59:54.973 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:57:E7:64:ED:30:52:A5:8F:C5:93:91:82: 15:A1:08:28:BA:71:C9:80:24:A9:09:B4:B9:F1:A5:52: 70:89:EC:86:02:21:00:BF:CE:C6:1F:C7:C8:80:4A:06: 78:D7:EC:A1:76:84:41:B7:D2:42:A8:2C:8E:FC:D1:2F: 89:DC:61:68:85:16:57 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 : Oct 23 05:59:55.049 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:83:AC:53:92:AA:84:1D:46:AF:B4:61: C7:74:42:26:1C:C1:5A:71:0F:47:0B:C4:CD:D2:EA:0E: B9:F3:FC:0A:97:02:20:17:19:AE:E4:50:27:E0:B6:99: 4A:DC:26:27:92:B5:2E:01:3A:87:2C:2B:75:39:FF:50: 2E:42:E3:60:AD:01:F3
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-28T14:12:38+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=RapidSSL TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:24:33+00:00
Expires
2027-11-02T12:24:33+00:00
Days remaining
369
Serial (hex)
0B259422CED9812A15A04E99528A0EFA
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

44:22:E9:63:EE:53:CD:58:CC:9F:85:CD:40:BF:5F:FE:C0:09:5F:DF:1A:15:45:35:66:1C:1C:06:BC:AD:C6:9B
Certificate extensions & PEM
subjectKeyIdentifier
0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38
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: 2.16.840.1.114412.1.1 CPS: https://www.digicert.com/CPS Policy: 2.16.840.1.114412.1.2 Policy: 2.23.140.1.2.1 Policy: 2.23.140.1.2.2
-----BEGIN CERTIFICATE-----
MIIEszCCA5ugAwIBAgIQCyWUIs7ZgSoVoE6ZUooO+jANBgkqhkiG9w0BAQsFADBh
MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3
d3cuZGlnaWNlcnQuY29tMSAwHgYDVQQDExdEaWdpQ2VydCBHbG9iYWwgUm9vdCBH
MjAeFw0xNzExMDIxMjI0MzNaFw0yNzExMDIxMjI0MzNaMGAxCzAJBgNVBAYTAlVT
MRUwEwYDVQQKEwxEaWdpQ2VydCBJbmMxGTAXBgNVBAsTEHd3dy5kaWdpY2VydC5j
b20xHzAdBgNVBAMTFlJhcGlkU1NMIFRMUyBSU0EgQ0EgRzEwggEiMA0GCSqGSIb3
DQEBAQUAA4IBDwAwggEKAoIBAQC/uVklRBI1FuJdUEkFCuDL/I3aJQiaZ6aibRHj
ap/ap9zy1aYNrphe7YcaNwMoPsZvXDR+hNJOo9gbgOYVTPq8gXc84I75YKOHiVA4
NrJJQZ6p2sJQyqx60HkEIjzIN+1LQLfXTlpuznToOa1hyTD0yyitFyOYwURM+/CI
8FNFMpBhw22hpeAQkOOLmsqT5QZJYeik7qlvn8gfD+XdDnk3kkuuu0eG+vuyrSGr
5uX5LRhFWlv1zFQDch/EKmd163m6z/ycx/qLa9zyvILc7cQpb+k7TLra9WE17YPS
n9ANjG+ECo9PDW3N9lwhKQCNvw1gGoguyCQu7HE7BnW8eSSFAgMBAAGjggFmMIIB
YjAdBgNVHQ4EFgQUDNtsgkkPSmcKuBTuesRIUojrVjgwHwYDVR0jBBgwFoAUTiJU
IBiV5uNu5g/6+rkS7QYXjzkwDgYDVR0PAQH/BAQDAgGGMB0GA1UdJQQWMBQGCCsG
AQUFBwMBBggrBgEFBQcDAjASBgNVHRMBAf8ECDAGAQH/AgEAMDQGCCsGAQUFBwEB
BCgwJjAkBggrBgEFBQcwAYYYaHR0cDovL29jc3AuZGlnaWNlcnQuY29tMEIGA1Ud
HwQ7MDkwN6A1oDOGMWh0dHA6Ly9jcmwzLmRpZ2ljZXJ0LmNvbS9EaWdpQ2VydEds
b2JhbFJvb3RHMi5jcmwwYwYDVR0gBFwwWjA3BglghkgBhv1sAQEwKjAoBggrBgEF
BQcCARYcaHR0cHM6Ly93d3cuZGlnaWNlcnQuY29tL0NQUzALBglghkgBhv1sAQIw
CAYGZ4EMAQIBMAgGBmeBDAECAjANBgkqhkiG9w0BAQsFAAOCAQEAGUSlOb4K3Wtm
SlbmE50UYBHXM0SKXPqHMzk6XQUpCheF/4qU8aOhajsyRQFDV1ih/uPIg7YHRtFi
CTq4G+zb43X1T77nJgSOI9pq/TqCwtukZ7u9VLL3JAq3Wdy2moKLvvC8tVmRzkAe
0xQCkRKIjbBG80MSyDX/R4uYgj6ZiNT/Zg6GI6RofgqgpDdssLc0XIRQEotxIZcK
zP3pGJ9FCbMHmMLLyuBd+uCWvVcF2ogYAawufChS/PT61D9rqzPRS5I2uqa3tmIT
44JhJgWhBnFMb7AGQkvNq9KNS9dd3GWc17H/dXa1enoxzWjE0hBdFjxPhUb0W3wi
8o34/m8Fxw==
-----END CERTIFICATE-----

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

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