This service provide certificate information from hostname: ns1.fastcom.cz
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
06:9f:e1:c9:4e:33:9a:8a:c8:fd:4d:ac:20:03:fd:24:00:35
Signature Algorithm: sha256WithRSAEncryption
Issuer: C = US, O = Let's Encrypt, CN = R11
Validity
Not Before: Jun 19 21:44:53 2025 GMT
Not After : Sep 17 21:44:52 2025 GMT
Subject: CN = btssupport.cz
Subject Public Key Info:
Public Key Algorithm: rsaEncryption
Public-Key: (4096 bit)
Modulus:
00:cf:05:6b:32:08:07:2e:84:5c:f1:8f:3d:2d:93:
88:44:52:17:be:21:21:2e:73:4b:0b:e9:b0:5a:b3:
fe:2c:8a:84:b7:c1:14:40:80:09:c2:f6:c6:f6:b9:
e3:16:02:3a:3d:1e:5a:d3:6b:86:bf:6f:36:46:1a:
c9:a2:71:6a:0c:b5:18:9a:31:b6:66:04:de:fc:8d:
1c:36:01:75:ec:72:4e:7a:c2:7e:45:eb:09:8b:e5:
fd:8a:ba:b7:19:b0:c2:de:0b:e8:2c:11:e0:4e:77:
7c:b7:cd:70:28:13:97:75:92:7e:64:4b:b2:f0:29:
f3:e2:92:ba:bc:49:39:8d:c0:77:cf:ea:82:8d:2e:
18:83:a0:b1:73:8c:43:f2:ee:e9:1c:b5:e0:13:08:
22:24:98:cd:df:77:17:d5:ce:cd:13:21:b0:8d:d3:
ee:9c:d7:81:54:e0:0e:f7:0b:b8:58:cd:dc:dd:6d:
6e:55:d5:f6:db:2e:ce:25:fd:e0:a0:b5:13:c6:11:
a8:c8:f2:3f:77:62:27:6d:bd:ef:44:f2:6d:b7:d2:
54:a4:ee:e3:f8:dd:53:61:69:1a:3d:5b:22:72:95:
63:0c:e8:4c:87:29:7d:cc:a2:ab:0d:a2:e3:f8:82:
55:be:46:e5:0c:a2:fd:d9:49:dd:67:f1:3f:4e:63:
89:18:99:98:b4:56:df:1d:c5:28:c4:ef:8f:f7:bc:
7f:fd:c6:31:c7:e3:c8:a0:c1:43:f0:f0:e5:eb:50:
62:48:cc:aa:b5:5e:cb:33:fc:fb:9d:b0:7a:eb:78:
11:48:96:f5:51:62:61:ef:3a:9e:c3:bf:7c:8e:b8:
02:73:c1:fd:49:67:0d:67:5b:9d:da:ac:1e:51:8f:
de:b8:15:30:6d:d6:1b:19:8a:0a:19:df:aa:ca:b2:
e4:cb:7a:f8:06:49:2c:2b:82:65:e4:e5:67:63:e9:
c6:7d:90:02:48:db:59:68:74:9d:e4:41:16:87:37:
19:97:17:de:25:70:f3:9d:15:64:95:96:a6:01:79:
48:38:94:c4:e6:d1:30:6c:43:de:49:0c:5d:67:da:
7c:a7:1c:af:65:dd:fc:9a:8f:6c:54:90:47:21:aa:
73:be:b1:e2:23:7f:88:e6:ac:89:ec:97:62:ed:f9:
fa:14:ba:93:2d:1e:9b:bf:5f:51:bc:bf:4f:a3:c7:
37:54:ea:67:e8:31:b9:89:42:ea:a2:fe:01:6d:5f:
bb:cc:1e:4f:82:7b:f1:2f:47:ab:0f:5e:4a:e9:d9:
5b:89:be:25:aa:1a:6c:20:6a:f2:a6:20:2a:61:e6:
1c:21:14:71:cd:4b:a0:11:d2:11:4a:e2:b3:25:6b:
7e:10:f5
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:
2E:1D:08:FF:BD:A5:20:81:3E:61:CA:90:0D:BD:C3:93:37:A5:A0:1C
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:btssupport.cz, DNS:www.btssupport.cz
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
X509v3 CRL Distribution Points:
Full Name:
URI:http://r11.c.lencr.org/54.crl
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : 0D:E1:F2:30:2B:D3:0D:C1:40:62:12:09:EA:55:2E:FC:
47:74:7C:B1:D7:E9:30:EF:0E:42:1E:B4:7E:4E:AA:34
Timestamp : Jun 19 22:43:23.338 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:8F:BF:65:4F:C8:53:55:A3:17:0F:CF:
F3:C2:8D:5E:BB:E8:F3:BF:8D:A1:5D:4A:83:C0:47:ED:
F6:B6:15:7C:E0:02:21:00:E8:50:15:2A:48:42:C7:A8:
D9:B9:F9:74:07:0B:77:FC:4F:A3:77:D4:95:A6:74:54:
8D:A4:AD:36:C0:99:9B:AE
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 19 22:43:25.359 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:C1:23:E9:CC:BA:E2:88:EC:4C:CF:B8:
E8:20:F5:14:D9:8A:0B:79:4E:8F:C0:E9:4E:9B:72:E8:
07:5D:96:87:40:02:21:00:94:82:2B:E5:2F:55:DA:2C:
13:B8:8D:C2:DB:59:C0:3D:8D:E2:A2:BC:2A:09:5F:AD:
D9:AE:7A:CA:49:2B:EC:09
Signature Algorithm: sha256WithRSAEncryption
Signature Value:
5d:10:ca:bb:93:ac:2f:66:a4:e0:ef:cc:4f:ea:93:13:61:dd:
da:c7:10:db:a7:33:0a:8b:50:17:46:13:aa:1a:aa:5d:35:a3:
bb:34:d1:14:c3:79:6f:c8:94:89:c0:bd:1b:56:1b:e0:94:01:
a0:a9:a1:15:10:d9:8d:82:e2:16:9a:6d:3b:52:fd:2a:42:71:
97:0d:65:fa:43:40:8c:d4:12:e3:fc:32:e3:bb:12:7f:b0:aa:
26:22:b4:bc:86:12:15:7f:0b:d9:4e:b5:b3:71:a3:66:f6:d2:
c7:c0:7e:e5:ff:d3:57:e7:89:91:43:2e:96:23:08:06:53:52:
ab:03:47:ec:ee:ca:a9:09:45:4a:81:b7:8d:58:67:58:5e:dc:
76:a2:59:7d:4b:0f:88:d4:04:f5:3a:fa:d4:78:c6:a6:e8:0e:
b2:85:f7:f8:4d:ca:08:9a:06:b5:63:a5:fb:cf:db:a1:8a:6f:
85:e1:f5:74:d1:a9:73:cb:ba:53:e7:ef:ff:f7:26:70:7d:e8:
60:30:a5:98:98:4b:1e:63:0b:aa:b6:00:57:39:d0:73:fb:76:
40:dd:f6:21:38:fb:09:ef:3b:97:12:37:24:3a:7d:64:98:81:
3d:7d:94:28:ff:89:39:48:b3:27:2d:ac:91:fa:1f:18:af:46:
e8:94:f1:1e
-----BEGIN CERTIFICATE-----
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-----END CERTIFICATE-----