API
This service provide certificate information from hostname: alexander.holbreich.org

Certificate:
Data:
Version: 3 (0x2)
Serial Number:
05:40:c0:f5:1d:b7:89:64:ae:4b:a5:1d:9d:c6:2f:33:db:4b
Signature Algorithm: ecdsa-with-SHA384
Issuer: C = US, O = Let's Encrypt, CN = E5
Validity
Not Before: Jun 20 14:43:39 2025 GMT
Not After : Sep 18 14:43:38 2025 GMT
Subject: CN = alexander.holbreich.org
Subject Public Key Info:
Public Key Algorithm: id-ecPublicKey
Public-Key: (256 bit)
pub:
04:db:3e:e8:72:de:7a:ed:6a:06:e6:a1:cf:ae:1d:
8a:96:2f:e0:e4:73:b1:6d:bf:39:f7:c3:51:12:7d:
53:78:2e:ec:5f:73:9f:10:39:31:f4:19:f9:57:bf:
c9:95:a8:21:03:84:07:1a:7b:4c:26:be:81:8c:f3:
f5:5c:39:1a:7c
ASN1 OID: prime256v1
NIST CURVE: P-256
X509v3 extensions:
X509v3 Key Usage: critical
Digital Signature
X509v3 Extended Key Usage:
TLS Web Server Authentication, TLS Web Client Authentication
X509v3 Basic Constraints: critical
CA:FALSE
X509v3 Subject Key Identifier:
E7:D7:5B:B2:87:4F:B3:B8:CC:95:27:B6:26:B0:9B:E2:84:C9:10:52
X509v3 Authority Key Identifier:
9F:2B:5F:CF:3C:21:4F:9D:04:B7:ED:2B:2C:C4:C6:70:8B:D2:D7:0D
Authority Information Access:
CA Issuers - URI:http://e5.i.lencr.org/
X509v3 Subject Alternative Name:
DNS:alexander.holbreich.org
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
X509v3 CRL Distribution Points:
Full Name:
URI:http://e5.c.lencr.org/76.crl
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : A4:42:C5:06:49:60:61:54:8F:0F:D4:EA:9C:FB:7A:2D:
26:45:4D:87:A9:7F:2F:DF:45:59:F6:27:4F:3A:84:54
Timestamp : Jun 20 15:42:10.249 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:20:4A:48:91:24:4E:B0:F0:C5:83:DF:BA:95:
DA:D4:47:9B:E1:D7:EB:9F:D2:6B:98:E7:5F:61:22:FA:
E6:F7:66:85:02:21:00:F9:CF:26:93:2A:7B:55:36:E4:
8D:D9:F1:5F:F1:6F:28:7E:A9:A3:AF:D5:17:85:A6:BB:
EA:89:B9:73:41:47:EA
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 20 15:42:12.271 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:BF:69:20:F3:AB:28:F2:E7:04:46:FF:
F4:FE:54:3A:A1:65:68:92:37:62:32:A6:D1:F5:52:48:
9B:39:93:4A:D7:02:21:00:D2:3F:85:0E:73:A5:67:0E:
0C:38:81:A6:18:82:D1:BB:1B:E9:A5:5B:84:CB:8E:80:
B2:E4:B5:5B:6D:EE:47:87
Signature Algorithm: ecdsa-with-SHA384
Signature Value:
30:64:02:30:15:32:9e:48:26:a9:df:83:8d:57:78:0c:f8:26:
3b:9c:99:48:89:d1:4a:da:67:11:76:84:e0:26:38:b8:65:89:
ca:14:40:fe:4f:af:7e:3f:d3:1d:85:ad:6f:bf:67:b9:02:30:
0c:8d:43:3c:5e:18:ae:59:1a:ef:ff:c1:ba:9d:39:25:0d:c1:
58:a5:6d:d1:e2:2a:b5:60:ed:6f:0e:85:74:7d:23:86:16:c6:
21:1c:3e:c7:50:09:a2:c7:92:f6:70:d0
-----BEGIN CERTIFICATE-----
MIIDmzCCAyKgAwIBAgISBUDA9R23iWSuS6UdncYvM9tLMAoGCCqGSM49BAMDMDIx
CzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQDEwJF
NTAeFw0yNTA2MjAxNDQzMzlaFw0yNTA5MTgxNDQzMzhaMCIxIDAeBgNVBAMTF2Fs
ZXhhbmRlci5ob2xicmVpY2gub3JnMFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAE
2z7oct567WoG5qHPrh2Kli/g5HOxbb8598NREn1TeC7sX3OfEDkx9Bn5V7/Jlagh
A4QHGntMJr6BjPP1XDkafKOCAiYwggIiMA4GA1UdDwEB/wQEAwIHgDAdBgNVHSUE
FjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU
59dbsodPs7jMlSe2JrCb4oTJEFIwHwYDVR0jBBgwFoAUnytfzzwhT50Et+0rLMTG
cIvS1w0wMgYIKwYBBQUHAQEEJjAkMCIGCCsGAQUFBzAChhZodHRwOi8vZTUuaS5s
ZW5jci5vcmcvMCIGA1UdEQQbMBmCF2FsZXhhbmRlci5ob2xicmVpY2gub3JnMBMG
A1UdIAQMMAowCAYGZ4EMAQIBMC0GA1UdHwQmMCQwIqAgoB6GHGh0dHA6Ly9lNS5j
LmxlbmNyLm9yZy83Ni5jcmwwggEFBgorBgEEAdZ5AgQCBIH2BIHzAPEAdgCkQsUG
SWBhVI8P1Oqc+3otJkVNh6l/L99FWfYnTzqEVAAAAZeOASlJAAAEAwBHMEUCIEpI
kSROsPDFg9+6ldrUR5vh1+uf0muY519hIvrm92aFAiEA+c8mkyp7VTbkjdnxX/Fv
KH6po6/VF4Wmu+qJuXNBR+oAdwDM+w9qhXEJZf6Vm1PO6bJ8IumFXA2XjbapflTA
/kwNsAAAAZeOATEvAAAEAwBIMEYCIQC/aSDzqyjy5wRG//T+VDqhZWiSN2IyptH1
UkibOZNK1wIhANI/hQ5zpWcODDiBphiC0bsb6aVbhMuOgLLktVtt7keHMAoGCCqG
SM49BAMDA2cAMGQCMBUynkgmqd+DjVd4DPgmO5yZSInRStpnEXaE4CY4uGWJyhRA
/k+vfj/THYWtb79nuQIwDI1DPF4Yrlka7//Bup05JQ3BWKVt0eIqtWDtbw6FdH0j
hhbGIRw+x1AJoseS9nDQ
-----END CERTIFICATE-----