API
This service provide certificate information from hostname: s3.us-east-005.backblazeb2.com

Certificate:
Data:
Version: 3 (0x2)
Serial Number:
05:08:51:27:8c:a8:6b:71:a9:cf:e0:1a:44:32:37:bc:f7:b1
Signature Algorithm: sha256WithRSAEncryption
Issuer: C = US, O = Let's Encrypt, CN = R11
Validity
Not Before: May 13 03:04:10 2025 GMT
Not After : Aug 11 03:04:09 2025 GMT
Subject: CN = backblazeb2.com
Subject Public Key Info:
Public Key Algorithm: rsaEncryption
Public-Key: (2048 bit)
Modulus:
00:b9:9b:c8:72:50:95:1d:c5:a6:70:4e:95:bf:7f:
b9:80:72:c3:4c:6e:71:9e:b9:3d:93:34:fc:73:9e:
f7:83:af:31:33:af:e8:20:d0:96:18:36:ba:be:33:
01:d6:79:30:13:08:6a:5c:9a:ff:d3:1a:0d:de:99:
b6:7b:01:a1:01:61:01:c5:76:f5:2d:c0:c9:d0:2b:
a9:fa:be:74:18:a6:9f:84:6b:b7:40:79:ae:60:eb:
c5:a7:b3:5e:81:2e:88:5d:c1:a1:8f:de:71:2d:34:
a9:91:e5:e1:07:91:4e:0a:46:68:0c:fe:45:3f:d8:
6d:2b:c1:b7:10:28:da:c4:26:dc:65:b0:0f:60:48:
86:12:7c:06:d6:00:23:51:ac:95:be:59:26:e7:a4:
32:dc:52:cb:48:f0:4e:1d:b4:ab:87:49:4d:00:e8:
f0:51:a4:c0:1c:f4:23:e3:b6:77:7e:d6:ac:be:42:
5f:86:de:4d:ac:25:5e:4e:11:c4:4c:ed:0b:88:f9:
6f:95:4d:dd:37:13:62:79:6b:ba:5a:6d:df:1f:13:
e2:8f:6a:15:a7:dd:04:cc:2b:ad:07:d4:7a:e9:67:
b5:fb:e9:80:dc:02:a5:a6:07:31:d0:bd:f3:0a:70:
7d:8c:09:fb:d0:ce:4b:7c:a9:4a:00:e1:0a:56:bf:
ad:e7
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:
D3:D3:F8:53:C3:D4:EF:D3:BE:D7:34:1F:62:D1:1F:B8:09:16:5E:1A
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:*.backblazeb2.com, DNS:*.s3.ca-east-006.backblazeb2.com, DNS:*.s3.eu-central-003.backblazeb2.com, DNS:*.s3.us-east-005.backblazeb2.com, DNS:*.s3.us-west-000.backblazeb2.com, DNS:*.s3.us-west-001.backblazeb2.com, DNS:*.s3.us-west-002.backblazeb2.com, DNS:*.s3.us-west-004.backblazeb2.com, DNS:backblazeb2.com, DNS:s3.ca-east-006.backblazeb2.com, DNS:s3.eu-central-003.backblazeb2.com, DNS:s3.us-east-005.backblazeb2.com, DNS:s3.us-west-000.backblazeb2.com, DNS:s3.us-west-001.backblazeb2.com, DNS:s3.us-west-002.backblazeb2.com, DNS:s3.us-west-004.backblazeb2.com
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
X509v3 CRL Distribution Points:
Full Name:
URI:http://r11.c.lencr.org/50.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 : May 13 04:02:40.714 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:D2:D4:7A:1B:06:6C:64:F9:D7:9F:F7:
3B:93:86:95:04:FE:78:CE:64:A2:5D:98:73:AC:9F:CB:
89:FC:30:13:DC:02:20:28:A9:EC:68:43:1B:64:81:63:
1C:62:DC:40:64:23:01:C2:93:A6:E6:4E:74:FD:11:DF:
8C:3F:7B:47:42:7B:37
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 : May 13 04:02:42.776 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:D8:86:11:43:57:36:3A:EF:89:A8:8E:
A4:03:8D:98:13:CF:30:3B:43:5F:E8:A0:6C:14:62:BB:
6A:E9:48:A2:13:02:20:03:20:B0:90:0D:C9:46:24:33:
30:3E:DC:B2:9C:39:20:F2:BA:E3:DD:8F:FE:AE:BF:93:
97:14:DC:4F:90:57:F9
Signature Algorithm: sha256WithRSAEncryption
Signature Value:
8d:3f:77:0a:9c:f5:95:1e:6a:98:96:3f:e5:6b:a5:bf:3b:e5:
5b:f6:4d:0b:a3:4b:21:53:2a:a2:f1:42:6d:7f:94:35:be:e4:
6b:ee:43:5a:f3:ba:6e:e4:9f:2e:3b:0a:67:d3:0a:14:b7:ca:
d3:65:36:26:de:1d:7c:95:b0:3f:b7:bf:03:da:4b:63:18:c6:
2d:f1:df:51:8e:ce:e3:77:01:aa:c4:26:2f:50:98:75:7b:44:
1e:05:af:69:45:3d:7e:14:ff:9d:c3:c9:f0:a2:87:da:07:59:
a1:f0:7f:22:74:a0:50:97:cd:b6:d7:7c:19:ac:d5:92:96:ef:
5f:a4:31:e4:ce:30:2c:81:1b:87:be:68:d1:8e:e4:b1:15:bd:
fc:49:e5:a5:20:29:60:e1:12:6f:3e:d7:5b:20:ff:77:ea:ff:
af:87:f2:08:89:04:48:d0:c3:a9:26:94:60:cf:76:cc:b5:c5:
99:84:e4:63:a8:88:2f:44:64:02:83:00:f8:e4:e7:86:f3:82:
3c:95:9f:dc:fc:82:37:59:ed:e2:bc:79:ea:c2:b1:1c:3e:e2:
21:68:01:2a:65:1e:75:f0:cc:ec:6f:2b:54:64:c6:94:a5:69:
e3:57:7f:84:6d:78:b5:09:f8:7a:b9:dd:88:5a:17:b1:6c:1d:
65:b2:fb:91
-----BEGIN CERTIFICATE-----
MIIG5zCCBc+gAwIBAgISBQhRJ4yoa3Gpz+AaRDI3vPexMA0GCSqGSIb3DQEBCwUA
MDMxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQwwCgYDVQQD
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-----END CERTIFICATE-----