API
This service provide certificate information from hostname: cityfos.com

Certificate:
Data:
Version: 3 (0x2)
Serial Number:
d8:98:c9:df:81:b9:b9:1a:0e:cd:96:e5:21:82:60:39
Signature Algorithm: ecdsa-with-SHA256
Issuer: C = US, O = Google Trust Services, CN = WE1
Validity
Not Before: Jul 20 09:01:37 2025 GMT
Not After : Oct 18 09:59:53 2025 GMT
Subject: CN = cityfos.com
Subject Public Key Info:
Public Key Algorithm: id-ecPublicKey
Public-Key: (256 bit)
pub:
04:b8:6a:70:52:13:c3:9a:a2:8f:e5:77:fd:72:fb:
ab:b7:16:be:af:0f:75:50:55:bd:49:57:4d:ed:ce:
b5:67:2a:2b:c7:4f:20:a5:c4:df:0e:fd:56:7e:74:
c3:53:16:01:7d:d1:9f:3a:e2:03:2c:42:94:28:f9:
4a:9c:f7:7a:7c
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:
FC:06:A5:D4:C6:CF:AD:C7:5A:43:78:42:48:36:C8:B7:6D:36:3B:DB
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/we1/2Jg
CA Issuers - URI:http://i.pki.goog/we1.crt
X509v3 Subject Alternative Name:
DNS:cityfos.com, DNS:*.cityfos.com
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
X509v3 CRL Distribution Points:
Full Name:
URI:http://c.pki.goog/we1/gxIBv6B2hYw.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 : Jul 20 10:01:37.994 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:B3:3E:81:D7:1A:76:88:AA:8B:12:4B:
C8:2B:FA:CA:61:DD:A3:B0:04:DC:80:00:F9:33:23:A7:
22:B3:57:2C:18:02:21:00:84:38:86:78:A2:12:FE:24:
FA:2B:85:B8:72:88:4C:B2:35:10:D0:4E:7F:95:94:A5:
EC:D1:6A:ED:50:81:0C:09
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 : Jul 20 10:01:38.028 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:80:55:CB:10:25:B5:AF:7B:1F:00:15:
90:7E:E0:5C:2A:3F:BF:60:05:C2:2E:FC:74:AE:97:86:
74:32:ED:5C:D6:02:20:1C:60:7F:1E:95:6E:CA:98:4D:
A8:DD:69:42:CE:7A:B8:97:B0:B1:23:F8:3A:9F:68:85:
42:65:70:FE:88:58:01
Signature Algorithm: ecdsa-with-SHA256
Signature Value:
30:45:02:21:00:de:87:3b:3f:d5:7a:bb:8a:eb:a6:16:00:30:
72:ee:62:9f:cf:da:33:2a:c4:50:c0:16:6f:b9:ba:f3:c6:8f:
6e:02:20:66:14:33:ee:ce:fd:99:8c:8f:8d:cf:d4:bf:e7:09:
9a:4b:74:81:e4:08:75:88:9b:a0:90:0c:1f:84:a8:e0:c7
-----BEGIN CERTIFICATE-----
MIIDpjCCA0ygAwIBAgIRANiYyd+BubkaDs2W5SGCYDkwCgYIKoZIzj0EAwIwOzEL
MAkGA1UEBhMCVVMxHjAcBgNVBAoTFUdvb2dsZSBUcnVzdCBTZXJ2aWNlczEMMAoG
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MCUGCCsGAQUFBzAChhlodHRwOi8vaS5wa2kuZ29vZy93ZTEuY3J0MCUGA1UdEQQe
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AAGYJ0gr7AAABAMARzBFAiEAgFXLECW1r3sfABWQfuBcKj+/YAXCLvx0rpeGdDLt
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A0gAMEUCIQDehzs/1Xq7iuumFgAwcu5in8/aMyrEUMAWb7m688aPbgIgZhQz7s79
mYyPjc/Uv+cJmkt0geQIdYiboJAMH4So4Mc=
-----END CERTIFICATE-----