API
This service provide certificate information from hostname: ws.ktkadan.cz

Certificate:
Data:
Version: 3 (0x2)
Serial Number:
05:de:e4:6b:ad:b6:e4:cc:09:71:a4:33:16:35:52:a7:fd:51
Signature Algorithm: ecdsa-with-SHA384
Issuer: C = US, O = Let's Encrypt, CN = E5
Validity
Not Before: Apr 15 04:03:35 2025 GMT
Not After : Jul 14 04:03:34 2025 GMT
Subject: CN = *.ktkadan.cz
Subject Public Key Info:
Public Key Algorithm: id-ecPublicKey
Public-Key: (256 bit)
pub:
04:8b:eb:07:d8:c0:62:25:d1:d7:27:0c:55:69:11:
41:0a:2f:b1:bc:92:b1:89:1b:5e:6c:41:9a:51:f2:
56:7f:5a:d0:b1:17:0c:65:7f:a5:bf:94:bb:c9:21:
66:d1:1f:2d:f6:54:e1:ac:ec:72:52:1f:b0:fa:ba:
01:01:54:2e:d2
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:
A8:AE:88:43:E4:79:1F:50:D4:11:40:88:73:22:F6:1F:26:36:A9:0A
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:
OCSP - URI:http://e5.o.lencr.org
CA Issuers - URI:http://e5.i.lencr.org/
X509v3 Subject Alternative Name:
DNS:*.ktkadan.cz
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
X509v3 CRL Distribution Points:
Full Name:
URI:http://e5.c.lencr.org/82.crl
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : DD:DC:CA:34:95:D7:E1:16:05:E7:95:32:FA:C7:9F:F8:
3D:1C:50:DF:DB:00:3A:14:12:76:0A:2C:AC:BB:C8:2A
Timestamp : Apr 15 05:02:05.332 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:20:29:64:70:BD:57:D9:7E:D8:CD:DF:63:04:
4B:DD:2C:EA:0D:21:40:D6:66:6F:DF:3A:10:C4:CA:F1:
61:0C:EE:04:02:21:00:EE:6B:3A:6D:78:EA:82:C5:87:
20:FD:20:8D:E9:4A:F3:15:8B:4F:2D:AD:15:5E:78:D2:
F9:D7:9D:95:30:1D:06
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : ED:3C:4B:D6:E8:06:C2:A4:A2:00:57:DB:CB:24:E2:38:
01:DF:51:2F:ED:C4:86:C5:70:0F:20:DD:B7:3E:3F:E0
Timestamp : Apr 15 05:02:07.259 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:44:02:20:7C:6E:70:53:E0:EF:4E:EF:9F:C8:2A:3F:
78:39:03:A9:34:D0:DA:9A:09:58:B4:23:FA:11:EB:B5:
41:8E:D7:4F:02:20:34:81:EE:82:DB:86:0D:57:48:C9:
EE:21:B2:2A:05:55:BA:49:FA:F1:9E:48:CB:0E:C1:B0:
C8:BC:91:77:A4:96
Signature Algorithm: ecdsa-with-SHA384
Signature Value:
30:65:02:31:00:83:21:cb:1d:39:54:05:27:21:9e:4e:5b:80:
5d:9a:71:3f:d8:2b:70:ca:9e:77:75:2b:dc:97:9a:17:74:ea:
e2:26:d5:35:f6:cc:84:ab:ca:14:29:e6:f6:f6:6a:21:7a:02:
30:7c:f6:a3:68:1b:9c:f5:7a:f9:be:27:e6:ca:ab:d4:9b:37:
4f:0b:2c:90:4c:7c:59:95:b4:f2:f7:49:95:d6:96:48:cd:e7:
bd:72:40:f6:ee:77:93:a3:82:7e:fd:c9:82
-----BEGIN CERTIFICATE-----
MIIDpzCCAy2gAwIBAgISBd7ka6225MwJcaQzFjVSp/1RMAoGCCqGSM49BAMDMDIx
CzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQDEwJF
NTAeFw0yNTA0MTUwNDAzMzVaFw0yNTA3MTQwNDAzMzRaMBcxFTATBgNVBAMMDCou
a3RrYWRhbi5jejBZMBMGByqGSM49AgEGCCqGSM49AwEHA0IABIvrB9jAYiXR1ycM
VWkRQQovsbySsYkbXmxBmlHyVn9a0LEXDGV/pb+Uu8khZtEfLfZU4azsclIfsPq6
AQFULtKjggI8MIICODAOBgNVHQ8BAf8EBAMCB4AwHQYDVR0lBBYwFAYIKwYBBQUH
AwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFKiuiEPkeR9Q1BFA
iHMi9h8mNqkKMB8GA1UdIwQYMBaAFJ8rX888IU+dBLftKyzExnCL0tcNMFUGCCsG
AQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL2U1Lm8ubGVuY3Iub3JnMCIG
CCsGAQUFBzAChhZodHRwOi8vZTUuaS5sZW5jci5vcmcvMBcGA1UdEQQQMA6CDCou
a3RrYWRhbi5jejATBgNVHSAEDDAKMAgGBmeBDAECATAtBgNVHR8EJjAkMCKgIKAe
hhxodHRwOi8vZTUuYy5sZW5jci5vcmcvODIuY3JsMIIBAwYKKwYBBAHWeQIEAgSB
9ASB8QDvAHYA3dzKNJXX4RYF55Uy+sef+D0cUN/bADoUEnYKLKy7yCoAAAGWN9Nu
FAAABAMARzBFAiApZHC9V9l+2M3fYwRL3SzqDSFA1mZv3zoQxMrxYQzuBAIhAO5r
Om146oLFhyD9II3pSvMVi08trRVeeNL5152VMB0GAHUA7TxL1ugGwqSiAFfbyyTi
OAHfUS/txIbFcA8g3bc+P+AAAAGWN9N1mwAABAMARjBEAiB8bnBT4O9O75/IKj94
OQOpNNDamglYtCP6Eeu1QY7XTwIgNIHugtuGDVdIye4hsioFVbpJ+vGeSMsOwbDI
vJF3pJYwCgYIKoZIzj0EAwMDaAAwZQIxAIMhyx05VAUnIZ5OW4BdmnE/2Ctwyp53
dSvcl5oXdOriJtU19syEq8oUKeb29mohegIwfPajaBuc9Xr5vifmyqvUmzdPCyyQ
THxZlbTy90mV1pZIzee9ckD27neTo4J+/cmC
-----END CERTIFICATE-----