API
This service provide certificate information from hostname: ushcc.grantham.edu

Certificate:
Data:
Version: 3 (0x2)
Serial Number:
84:d4:34:68:0f:c8:99:0c:11:3e:12:dd:1c:68:65:4b
Signature Algorithm: ecdsa-with-SHA256
Issuer: C = US, O = Google Trust Services, CN = WE1
Validity
Not Before: Jul 2 02:46:36 2025 GMT
Not After : Sep 30 03:46:32 2025 GMT
Subject: CN = grantham.edu
Subject Public Key Info:
Public Key Algorithm: id-ecPublicKey
Public-Key: (256 bit)
pub:
04:6b:9c:79:c7:2d:cf:1d:8b:c5:ee:f8:f1:79:e0:
85:61:45:16:5f:b8:e3:6b:77:2c:59:28:15:65:f8:
13:8e:6e:5d:8d:4d:d6:0d:f8:5f:b5:b5:cc:51:50:
97:85:87:67:92:7d:65:92:06:a0:cf:2e:58:61:be:
5d:5a:d8:90:42
ASN1 OID: prime256v1
NIST CURVE: P-256
X509v3 extensions:
X509v3 Key Usage: critical
Digital Signature
X509v3 Extended Key Usage:
TLS Web Server Authentication
X509v3 Basic Constraints: critical
CA:FALSE
X509v3 Subject Key Identifier:
2D:D3:E7:BD:40:5D:67:AB:16:8C:9A:0A:3B:3C:40:12:DA:29:1E:34
X509v3 Authority Key Identifier:
90:77:92:35:67:C4:FF:A8:CC:A9:E6:7B:D9:80:79:7B:CC:93:F9:38
Authority Information Access:
OCSP - URI:http://o.pki.goog/s/we1/hNQ
CA Issuers - URI:http://i.pki.goog/we1.crt
X509v3 Subject Alternative Name:
DNS:grantham.edu, DNS:*.grantham.edu
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
X509v3 CRL Distribution Points:
Full Name:
URI:http://c.pki.goog/we1/QfwDhc9dNKY.crl
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : 7D:59:1E:12:E1:78:2A:7B:1C:61:67:7C:5E:FD:F8:D0:
87:5C:14:A0:4E:95:9E:B9:03:2F:D9:0E:8C:2E:79:B8
Timestamp : Jul 2 03:46:38.920 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:44:02:20:22:59:17:76:22:1E:C4:B4:86:D5:94:69:
44:97:93:95:86:78:00:34:BA:F1:32:0C:EF:E4:49:23:
C7:36:26:B3:02:20:7B:31:BB:CF:B0:1C:5F:39:60:5D:
C9:3E:2A:6F:96:88:92:DB:62:4F:FC:27:A3:01:C8:EC:
12:04:68:B1:A4:32
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : 12:F1:4E:34:BD:53:72:4C:84:06:19:C3:8F:3F:7A:13:
F8:E7:B5:62:87:88:9C:6D:30:05:84:EB:E5:86:26:3A
Timestamp : Jul 2 03:46:36.886 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:20:77:8C:DB:F6:17:73:CC:9B:18:B7:38:4F:
EB:ED:7F:61:B6:8D:2B:CA:C3:F1:A2:D9:FF:FF:21:69:
70:CC:4D:A8:02:21:00:D5:E4:C7:BB:2A:EF:C3:97:58:
A0:BC:1E:CC:0C:92:89:C8:38:EE:87:5D:88:75:7A:87:
6B:91:03:68:81:6E:ED
Signature Algorithm: ecdsa-with-SHA256
Signature Value:
30:46:02:21:00:bf:13:80:f1:94:07:61:01:da:a3:f5:5f:49:
9b:eb:98:f6:2d:3d:f9:c1:1d:01:2f:4d:49:de:63:fb:e4:41:
45:02:21:00:fc:a2:72:73:8e:2d:9b:80:d0:14:fe:ff:24:e5:
c0:cc:6c:7d:ca:1c:47:5a:3c:08:24:18:65:b4:f3:f6:41:6f
-----BEGIN CERTIFICATE-----
MIIDqDCCA02gAwIBAgIRAITUNGgPyJkMET4S3RxoZUswCgYIKoZIzj0EAwIwOzEL
MAkGA1UEBhMCVVMxHjAcBgNVBAoTFUdvb2dsZSBUcnVzdCBTZXJ2aWNlczEMMAoG
A1UEAxMDV0UxMB4XDTI1MDcwMjAyNDYzNloXDTI1MDkzMDAzNDYzMlowFzEVMBMG
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kgagzy5YYb5dWtiQQqOCAlQwggJQMA4GA1UdDwEB/wQEAwIHgDATBgNVHSUEDDAK
BggrBgEFBQcDATAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQt0+e9QF1nqxaMmgo7
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BQcBAQRSMFAwJwYIKwYBBQUHMAGGG2h0dHA6Ly9vLnBraS5nb29nL3Mvd2UxL2hO
UTAlBggrBgEFBQcwAoYZaHR0cDovL2kucGtpLmdvb2cvd2UxLmNydDAnBgNVHREE
IDAeggxncmFudGhhbS5lZHWCDiouZ3JhbnRoYW0uZWR1MBMGA1UdIAQMMAowCAYG
Z4EMAQIBMDYGA1UdHwQvMC0wK6ApoCeGJWh0dHA6Ly9jLnBraS5nb29nL3dlMS9R
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exxhZ3xe/fjQh1wUoE6VnrkDL9kOjC55uAAAAZfJPmTIAAAEAwBGMEQCICJZF3Yi
HsS0htWUaUSXk5WGeAA0uvEyDO/kSSPHNiazAiB7MbvPsBxfOWBdyT4qb5aIktti
T/wnowHI7BIEaLGkMgB2ABLxTjS9U3JMhAYZw48/ehP457Vih4icbTAFhOvlhiY6
AAABl8k+XNYAAAQDAEcwRQIgd4zb9hdzzJsYtzhP6+1/YbaNK8rD8aLZ//8haXDM
TagCIQDV5Me7Ku/Dl1igvB7MDJKJyDjuh12IdXqHa5EDaIFu7TAKBggqhkjOPQQD
AgNJADBGAiEAvxOA8ZQHYQHao/VfSZvrmPYtPfnBHQEvTUneY/vkQUUCIQD8onJz
ji2bgNAU/v8k5cDMbH3KHEdaPAgkGGW08/ZBbw==
-----END CERTIFICATE-----