bfoo.com
Issued by R3
About this certificate
This digital certificate with serial number 03:58:12:5e:b4:78:ae:35:9d:2d:fd:82:8d:2a:c0:68:e8:62 was issued on by Let's Encrypt.
With 13 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.
We have idenified some issues with this certificate:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=bfoo.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:58:12:5e:b4:78:ae:35:9d:2d:fd:82:8d:2a:c0:68:e8:62Serial Number (int): 291306123924547178850207673406473011521634
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 6a:08:ce:03:05:d2:91:fd:67:01:26:d2:97:7e:6b:bc:cb:ae:a8:e4
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 98:b7:a4:da:4e:91:12:45:9d:03:e0:56:17:06:ab:44:b9:57:86:66
Fingerprint (sha256): 2f:69:88:ff:d1:89:5c:66:ca:91:4e:04:b8:ac:6f:aa:fb:58:b5:b9:2c:6a:9a:0e:9e:3b:7b:c8:a4:25:0c:48
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate bfoo.com
13
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for bfoo.com
Public Key Algorithm
RSA
Key Size
2048
Signature Algorithm
SHA256 with RSA
Key Usage
Digital Signature
Key Encipherment
Extended Key Usages
Server Authentication
Client Authentication
Extensions
9 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
bfoo.com
brosenet.com
kunk.jriver.com
kunk.qbjnet.com
mx.qbjnet.com
mx2.qbjnet.com
mx3.qbjnet.com
qbjnet.com
www.bfoo.com
www.brosenet.com
www.n0qbj.ampr.org
www.qbjnet.com
www.silkycam.com
brosenet.com
kunk.jriver.com
kunk.qbjnet.com
mx.qbjnet.com
mx2.qbjnet.com
mx3.qbjnet.com
qbjnet.com
www.bfoo.com
www.brosenet.com
www.n0qbj.ampr.org
www.qbjnet.com
www.silkycam.com
Other certificates including the domain name bfoo.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for bfoo.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIF2jCCBMKgAwIBAgISA1gSXrR4rjWdLf2CjSrAaOhiMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzA2MDMwOTM4MThaFw0yMzA5MDEwOTM4MTdaMBMxETAPBgNVBAMT CGJmb28uY29tMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyeONyA1k GaB4Gzc9mnE8VpcIAVKt/BGFyVii7sfkvLNWAV++5hPg0CO/lbeHD+/6dzZfmLui 6ueNrdGlG50Go56DQ3uiTtpAf+I+zM9EqkNTV65D+JqnmRVdom6M/m8lzQb8j7Pe 3L9FHbCYJENEOmSnDNvVPXi/as5YHt29OW/znol61np8JkyAOp9ePyi61ZP607kh zbHPaYpT0Xyy6Z/42EDhUjluMjsO27wJ58zdM3dMXism5ixrvqFH110l17vGxCq8 B4LjhSSp4jJotc24W6lbJhHJUdEuKKGr5q3cP116cTSDVN8++KFVi3dQMzYUGZy1 mTCdc5sxgsw6FQIDAQABo4IDBzCCAwMwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQW MBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBRq CM4DBdKR/WcBJtKXfmu8y66o5DAfBgNVHSMEGDAWgBQULrMXt1hWy65QCUDmH6+d ixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6Ly9yMy5vLmxl bmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iub3JnLzCB1gYD VR0RBIHOMIHLgghiZm9vLmNvbYIMYnJvc2VuZXQuY29tgg9rdW5rLmpyaXZlci5j b22CD2t1bmsucWJqbmV0LmNvbYINbXgucWJqbmV0LmNvbYIObXgyLnFiam5ldC5j b22CDm14My5xYmpuZXQuY29tggpxYmpuZXQuY29tggx3d3cuYmZvby5jb22CEHd3 dy5icm9zZW5ldC5jb22CEnd3dy5uMHFiai5hbXByLm9yZ4IOd3d3LnFiam5ldC5j b22CEHd3dy5zaWxreWNhbS5jb20wTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYB BAGC3xMBAQEwKDAmBggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5v cmcwggEEBgorBgEEAdZ5AgQCBIH1BIHyAPAAdQC3Pvsk35xNunXyOcW6WPRsXfxC z3qfNcSeHQmBJe20mQAAAYiA1ikzAAAEAwBGMEQCIGFmhwc0AJXbXz4H1GsRm1jL aLk0qpHUYRR/Srf/voIDAiBraiTeFdM25cH4qLXleH0IA4z8udRQdS3Zk79y6aqj egB3AK33vvp8/xDIi509nB4+GGq0Zyldz7EMJMqFhjTr3IKKAAABiIDWKVsAAAQD AEgwRgIhAPPt9aD43rN9cUO3PB1Oot/Fe+DkQvg6d5hNuW59xKhlAiEAhk394L9p GIFvGDOFwtSkvDJ6PKVs2YEwwpBtJZwLMeowDQYJKoZIhvcNAQELBQADggEBAKN/ ntXT2F+Bam3yaYrLv3w7C39wPFlMSCrw81EIUxbxHwKZjsIOeAnG50mBaWuxn7nZ yIgPu9ywqZJemAHs3xfgfwOMyLAVOtmGENHk+jorNZRb3WHopsQbzB2xG90izX6+ IvaQnY+q06e0PNHxYyuOQiDg37ArPw35DzcfouZcdxQ0Sl27WLs7JwdLb9ItzcCI q3M9b/oKGXBTQqsqiAYeZl1dgK6nKGjf0FmZpNs4ZXoDs4cifYzNGdpzEDj+rvRp +/MgbcvO1bl+tDjETN3j/FMrieNvPLaWFn389kMrVRLoghrEqjA2qYyN3cq+z3j6 VWmu9zgHSeeGaUG+sPA= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyeONyA1kGaB4Gzc9mnE8 VpcIAVKt/BGFyVii7sfkvLNWAV++5hPg0CO/lbeHD+/6dzZfmLui6ueNrdGlG50G o56DQ3uiTtpAf+I+zM9EqkNTV65D+JqnmRVdom6M/m8lzQb8j7Pe3L9FHbCYJENE OmSnDNvVPXi/as5YHt29OW/znol61np8JkyAOp9ePyi61ZP607khzbHPaYpT0Xyy 6Z/42EDhUjluMjsO27wJ58zdM3dMXism5ixrvqFH110l17vGxCq8B4LjhSSp4jJo tc24W6lbJhHJUdEuKKGr5q3cP116cTSDVN8++KFVi3dQMzYUGZy1mTCdc5sxgsw6 FQIDAQAB -----END PUBLIC KEY-----
ASN.1 decoded
[c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2 . . . . . . . . [c:0|t:2|false] INTEGER 291306123924547178850207673406473011521634 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-06-03 09:38:18 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-09-01 09:38:17 +0000 UTC . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'bfoo.com' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption) . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2160 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 25486110275787919908966721478795881361203990467639624219408604284380031310041511139790475149278165495843984666669826011984846907124200733520189326807649505730844770668664371822518436098785325087199012338143239405994354255359807340309676936780422947147449897122485207767510160971147782698707761739578766685329562348794549397056684900059965721060486538895397802833303312451409592076783921361192857463120511038958774051055172450665531975741592909885786183100172715857588887108992785999487166654312498776689741556164850048475719948388861259340279006450849958881823405922277838099132744829798123235594868443311490321889813 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537 . . . . . . . . [c:2|t:3|true] ORAddress . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits) 05a0 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) 6a08ce0305d291fd670126d2977e6bbccbaea8e4 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 142eb317b75856cbae500940e61faf9d8b14c2c6 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (73 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r3.o.lencr.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r3.i.lencr.org/' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (206 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'bfoo.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'brosenet.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kunk.jriver.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kunk.qbjnet.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mx.qbjnet.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mx2.qbjnet.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mx3.qbjnet.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'qbjnet.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.bfoo.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.brosenet.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.n0qbj.ampr.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.qbjnet.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.silkycam.com' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (69 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f0007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018880d629330000040300463044022061668707340095db5f3e07d46b119b58cb68b934aa91d461147f4ab7ffbe820302206b6a24de15d336e5c1f8a8b5e5787d08038cfcb9d450752dd993bf72e9aaa37a007700adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018880d6295b0000040300483046022100f3edf5a0f8deb37d7143b73c1d4ea2dfc57be0e442f83a77984db96e7dc4a865022100864dfde0bf6918816f183385c2d4a4bc327a3ca56cd98130c2906d259c0b31ea . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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