API
This service provide certificate information from hostname: union.org.nz

Certificate:
Data:
Version: 3 (0x2)
Serial Number:
05:2e:71:12:b6:ac:39:c8:ba:96:c9:20:0e:bf:6e:90:8a:bf
Signature Algorithm: sha256WithRSAEncryption
Issuer: C = US, O = Let's Encrypt, CN = R11
Validity
Not Before: Jun 13 17:47:31 2025 GMT
Not After : Sep 11 17:47:30 2025 GMT
Subject: CN = ctu.nz
Subject Public Key Info:
Public Key Algorithm: rsaEncryption
Public-Key: (2048 bit)
Modulus:
00:dc:b0:c8:ae:4e:7e:59:7f:3f:45:07:f2:d0:8e:
18:67:3a:e2:e5:dc:e9:ad:2a:ad:6b:2b:ca:5d:c7:
99:95:a5:96:95:ad:c0:a0:78:d3:b3:3f:fb:e4:7b:
6a:79:83:51:0d:b4:03:72:e8:f5:3c:c2:a3:ac:d6:
fa:39:b2:47:ed:df:38:77:b7:5d:be:03:1a:29:e5:
45:46:53:aa:50:89:54:90:f7:52:69:b0:19:63:69:
a7:29:c1:90:27:66:23:bb:e8:ce:d0:95:e6:59:c4:
6a:d1:3c:6b:84:b4:db:b4:39:30:ed:6f:e4:ac:c0:
e2:98:c5:6e:7c:38:70:52:ea:e6:f0:d8:1a:19:76:
dc:30:a2:e7:ce:e0:2b:0d:c3:45:94:73:2f:5f:bf:
5d:b1:5f:b9:02:82:ca:ca:f7:ec:9f:73:21:fa:06:
a2:09:8c:a0:97:d0:45:96:96:8b:76:97:d4:0e:0f:
55:61:f9:67:97:99:58:44:87:a5:82:62:0d:e9:6d:
8f:70:62:17:05:74:0d:21:31:4f:82:25:f1:9d:46:
6c:56:f4:cf:f0:75:eb:55:78:3e:db:81:64:3c:cf:
24:42:d9:b7:c8:92:02:66:bf:72:31:52:0d:cb:8a:
a5:85:03:0e:58:86:f3:71:ce:ba:16:a1:f2:44:af:
f2:7b
Exponent: 65537 (0x10001)
X509v3 extensions:
X509v3 Key Usage: critical
Digital Signature, Key Encipherment
X509v3 Extended Key Usage:
TLS Web Server Authentication, TLS Web Client Authentication
X509v3 Basic Constraints: critical
CA:FALSE
X509v3 Subject Key Identifier:
90:58:CB:20:8A:EE:DE:E7:4F:FB:A2:F8:FB:24:6A:BB:3E:30:D3:D1
X509v3 Authority Key Identifier:
C5:CF:46:A4:EA:F4:C3:C0:7A:6C:95:C4:2D:B0:5E:92:2F:26:E3:B9
Authority Information Access:
CA Issuers - URI:http://r11.i.lencr.org/
X509v3 Subject Alternative Name:
DNS:ctu.nz, DNS:nzctu.nz, DNS:nzctu.org.nz, DNS:union.nz, DNS:union.org.nz, DNS:unions.nz, DNS:unions.org.nz, DNS:www.union.org.nz
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
X509v3 CRL Distribution Points:
Full Name:
URI:http://r11.c.lencr.org/64.crl
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : CC:FB:0F:6A:85:71:09:65:FE:95:9B:53:CE:E9:B2:7C:
22:E9:85:5C:0D:97:8D:B6:A9:7E:54:C0:FE:4C:0D:B0
Timestamp : Jun 13 18:46:01.809 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:B8:1F:50:AB:7A:EE:30:FC:EC:A3:89:
A2:F5:1E:D0:BE:28:EC:11:BF:39:A8:DA:9D:0A:14:89:
42:1E:D1:C4:A6:02:20:09:9E:60:B5:E4:43:78:97:EE:
58:49:2D:94:04:0D:D1:B4:AD:76:10:3C:B7:6B:AD:25:
C3:B1:5C:33:0F:D0:A8
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 : Jun 13 18:46:03.757 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:20:01:49:AA:D1:7D:1E:1B:E7:EA:9F:70:B1:
A2:13:93:1B:D4:34:CC:6C:71:D8:2D:35:76:03:82:B7:
EB:98:42:73:02:21:00:E8:AE:22:D3:DB:B9:78:26:5B:
D8:E9:13:99:81:4A:8F:20:74:77:41:17:07:60:AF:A2:
89:D7:3F:12:C7:E8:2E
Signature Algorithm: sha256WithRSAEncryption
Signature Value:
47:32:11:f6:30:6d:41:54:29:ce:2c:3f:44:3d:9f:f0:fd:7f:
a4:86:03:cf:bd:d4:06:f3:47:c5:19:fb:26:ea:10:85:dd:ed:
fa:be:7a:24:9a:d7:53:d6:4f:d8:fd:22:04:63:b2:e9:c0:21:
f2:92:df:6a:9b:17:c4:1d:9a:b6:af:23:d3:95:91:1c:55:c4:
be:0f:81:7f:ac:b6:7a:fb:a6:99:b6:4f:f8:38:58:6d:fc:ba:
59:ee:01:31:77:ff:63:dc:79:f8:3f:97:9a:95:fa:e4:e3:76:
20:bc:df:c2:05:2e:41:c2:52:7a:c4:b6:16:c8:23:a9:fd:d4:
1c:bb:a3:4c:39:eb:f4:d7:7a:af:f2:e9:82:69:b2:54:7c:27:
ca:8d:bf:93:bf:98:20:8f:43:95:b0:13:96:9d:08:79:60:7b:
6f:4d:8c:1d:00:56:6f:30:c3:1d:cb:d8:78:00:41:e3:a4:04:
bc:0a:1e:79:67:cc:06:62:e7:a3:20:92:cd:d4:17:e5:5c:bb:
95:fd:e1:6e:a8:fe:73:cd:4b:8b:67:ea:ea:1c:af:1e:e7:29:
5f:c0:bc:c7:46:b7:35:55:6a:25:fa:f7:5a:68:e8:2d:16:3e:
37:df:de:83:41:7a:d3:93:ae:e3:ac:9f:f9:02:1b:3d:c8:d6:
e3:43:36:bc
-----BEGIN CERTIFICATE-----
MIIFRDCCBCygAwIBAgISBS5xErasOci6lskgDr9ukIq/MA0GCSqGSIb3DQEBCwUA
MDMxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQwwCgYDVQQD
EwNSMTEwHhcNMjUwNjEzMTc0NzMxWhcNMjUwOTExMTc0NzMwWjARMQ8wDQYDVQQD
EwZjdHUubnowggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDcsMiuTn5Z
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cmcubnqCEHd3dy51bmlvbi5vcmcubnowEwYDVR0gBAwwCjAIBgZngQwBAgEwLgYD
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Kc4sP0Q9n/D9f6SGA8+91AbzR8UZ+ybqEIXd7fq+eiSa11PWT9j9IgRjsunAIfKS
32qbF8QdmravI9OVkRxVxL4PgX+stnr7ppm2T/g4WG38ulnuATF3/2Pcefg/l5qV
+uTjdiC838IFLkHCUnrEthbII6n91By7o0w56/TXeq/y6YJpslR8J8qNv5O/mCCP
Q5WwE5adCHlge29NjB0AVm8wwx3L2HgAQeOkBLwKHnlnzAZi56Mgks3UF+Vcu5X9
4W6o/nPNS4tn6uocrx7nKV/AvMdGtzVVaiX691po6C0WPjff3oNBetOTruOsn/kC
Gz3I1uNDNrw=
-----END CERTIFICATE-----