API
This service provide certificate information from hostname: www.critical-bit.com

Certificate:
Data:
Version: 3 (0x2)
Serial Number:
db:f0:62:21:86:e3:0b:c9:13:55:aa:d8:70:57:8c:cc
Signature Algorithm: ecdsa-with-SHA256
Issuer: C = US, O = Google Trust Services, CN = WE1
Validity
Not Before: Jun 13 14:10:57 2025 GMT
Not After : Sep 11 15:09:38 2025 GMT
Subject: CN = critical-bit.com
Subject Public Key Info:
Public Key Algorithm: id-ecPublicKey
Public-Key: (256 bit)
pub:
04:53:ed:0a:c6:cd:de:0d:49:d2:9e:23:c0:f7:69:
a9:86:78:e9:a4:32:c8:a9:a6:eb:88:76:f8:bd:d6:
ca:17:2c:d9:23:03:14:db:90:2c:76:04:cc:81:8b:
69:3e:bc:e5:ee:22:08:1c:88:97:b1:f7:9f:b8:7a:
e8:8c:9c:44:81
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:
97:1B:4D:E1:79:06:D7:AD:7A:38:66:61:BD:86:83:12:07:83:CB:72
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/we1/2_A
CA Issuers - URI:http://i.pki.goog/we1.crt
X509v3 Subject Alternative Name:
DNS:critical-bit.com, DNS:*.critical-bit.com
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
X509v3 CRL Distribution Points:
Full Name:
URI:http://c.pki.goog/we1/WyINKZSbmqk.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 : Jun 13 15:10:57.929 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:44:02:20:2A:28:BA:60:3A:74:40:81:13:87:1C:43:
E2:3A:83:FB:61:D9:54:70:C3:10:B0:7A:6E:1F:28:65:
D1:B6:B6:45:02:20:0B:34:B6:78:1D:57:84:58:4F:38:
AE:51:DB:9F:CB:B6:01:94:40:7E:D0:8F:31:AF:DC:FE:
9D:1C:F8:73:1F:58
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 : Jun 13 15:10:57.946 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:C1:AC:71:F6:0B:55:7B:24:73:2D:3E:
C0:BB:90:AD:E1:52:81:93:1D:39:F0:BC:46:50:AB:E9:
72:52:06:60:74:02:21:00:94:9B:3E:14:B2:B7:7F:FF:
FF:AB:F2:A1:3D:8E:BB:AA:6D:CF:10:C2:83:E0:B4:47:
E0:C0:77:7B:E7:04:2D:A9
Signature Algorithm: ecdsa-with-SHA256
Signature Value:
30:44:02:20:06:5d:40:b5:76:17:53:c8:21:09:cf:52:0a:0d:
52:41:73:f6:15:cd:48:2e:01:9d:70:a6:ab:8e:cb:d0:ef:87:
02:20:0a:a6:f0:ca:8e:6c:95:c2:8c:2e:6f:ce:15:37:90:31:
52:dd:cc:26:ad:2b:a2:69:d8:36:32:09:d5:d1:d6:70
-----BEGIN CERTIFICATE-----
MIIDszCCA1qgAwIBAgIRANvwYiGG4wvJE1Wq2HBXjMwwCgYIKoZIzj0EAwIwOzEL
MAkGA1UEBhMCVVMxHjAcBgNVBAoTFUdvb2dsZSBUcnVzdCBTZXJ2aWNlczEMMAoG
A1UEAxMDV0UxMB4XDTI1MDYxMzE0MTA1N1oXDTI1MDkxMTE1MDkzOFowGzEZMBcG
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BAwwCgYIKwYBBQUHAwEwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUlxtN4XkG1616
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MS8yX0EwJQYIKwYBBQUHMAKGGWh0dHA6Ly9pLnBraS5nb29nL3dlMS5jcnQwLwYD
VR0RBCgwJoIQY3JpdGljYWwtYml0LmNvbYISKi5jcml0aWNhbC1iaXQuY29tMBMG
A1UdIAQMMAowCAYGZ4EMAQIBMDYGA1UdHwQvMC0wK6ApoCeGJWh0dHA6Ly9jLnBr
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APAAdQB9WR4S4XgqexxhZ3xe/fjQh1wUoE6VnrkDL9kOjC55uAAAAZdp2BOJAAAE
AwBGMEQCICooumA6dECBE4ccQ+I6g/th2VRwwxCwem4fKGXRtrZFAiALNLZ4HVeE
WE84rlHbn8u2AZRAftCPMa/c/p0c+HMfWAB3AN3cyjSV1+EWBeeVMvrHn/g9HFDf
2wA6FBJ2Ciysu8gqAAABl2nYE5oAAAQDAEgwRgIhAMGscfYLVXskcy0+wLuQreFS
gZMdOfC8RlCr6XJSBmB0AiEAlJs+FLK3f///q/KhPY67qm3PEMKD4LRH4MB3e+cE
LakwCgYIKoZIzj0EAwIDRwAwRAIgBl1AtXYXU8ghCc9SCg1SQXP2Fc1ILgGdcKar
jsvQ74cCIAqm8MqObJXCjC5vzhU3kDFS3cwmrSuiadg2MgnV0dZw
-----END CERTIFICATE-----