bfoo.com

Issued by R3

About this certificate

This digital certificate with serial number 03:ba:e9:74:80:7d:bf:15:1c:6f:df:f5:a2:55:e7:23:23:a5 was issued on by Let's Encrypt.

With 13 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=bfoo.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:ba:e9:74:80:7d:bf:15:1c:6f:df:f5:a2:55:e7:23:23:a5
Serial Number (int): 324939693078139856322755805448168055972773
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 5b:ca:c3:12:c7:ed:de:eb:49:6f:8b:dd:7c:1e:09:11:bb:2c:e0:6f
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 00:ce:c6:9a:ec:6d:d9:e2:18:a6:f5:80:f5:d3:b9:96:64:b9:47:f4
Fingerprint (sha256): 4e:83:7b:71:c8:c0:5f:fd:9e:97:78:8c:9e:b4:81:3e:48:52:3a:20:5d:f4:d5:67:40:8c:e0:7f:83:81:6a:01

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check 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

Other certificates including the domain name bfoo.com

(limited to 100 certificates)
www.n0qbj.ampr.org
www.n0qbj.ampr.org
www.n0qbj.ampr.org
www.n0qbj.ampr.org
bfoo.com
www.n0qbj.ampr.org
bfoo.com
bfoo.com
bfoo.com
bfoo.com
www.n0qbj.ampr.org
www.n0qbj.ampr.org
www.n0qbj.ampr.org
qbjnet.com
www.n0qbj.ampr.org
www.n0qbj.ampr.org
bfoo.com
www.n0qbj.ampr.org

Certificate

The complete raw certificate details for bfoo.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAscBNhnMSOa7JA7t8jfWm
jPZpAfgWhiqb+mZ5ifkPI4tMm9l6ufl1SY5VYi+XL4ESIXII8l6+oNKBxd/LaB6a
mEqHZOTU8l5epYdgw2ftjbBS8DYpLfO+Qi/A+Ep1l1xeZBjuFkxJu7dyK7e4LvdU
ofn7kgwylegRK6puAccVmFvf/ihuSg9cDYq7HJgc+5miTGIBT2ySqB7lPIGBGEZg
ytct1hBrwiJ5jYXjxnHeNtOqOG7fA5p731DLNlno93B7N7RAUW03ljwdwlbl4VHv
WIcaaMDXgI/TbdZB1pb9quagMnqTeUpqgA7kYZ1f3yqjTei7hPr514V+rLNqWkBJ
sQIDAQAB
-----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 324939693078139856322755805448168055972773
 . . . . . . . . [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 2024-03-30 13:57:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-28 13:57:11 +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 22439008040129644386893719083488794808656497073902990009270993038881897445324740059393753250935005280264934317259851535873423346356049652797720887869213939944661366307770239056099756453518455885802684019335761805158458177869427729445849865373065679411750041796321137444253865144964605387512039447743591746818588967541645062737405075662312085946324300012305541554223599197169658472502321989659718827279140482301026849110241979513754477479552721147058416665362490784924755343236289699319325000786392931033484403054434172664721030122970328549471680926176810615552237677246948373337131554966887883431012805487860553632177
 . . . . . . . . . . . . . . . . . . . . [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)
							5bcac312c7eddeeb496f8bdd7c1e0911bb2ce06f
 . . . . . . . . . . . . . . . . [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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018e8fdd5ba10000040300483046022100a4498e34503c7aca7ba054e3782ba9e2560f25e762a4a86d3ed25426d8518ba2022100fac9449f505d8e456ac4c85846094412945a73afb704775091042f930f33a5a3007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018e8fdd63b30000040300473045022100d20f2df677d88d93fc3734a8c6b8b63ca0abd5142943e275bab18a1a72adc42f022049f81910a4bba05e54c96d22cfbc0f7c13ac3c18941776456fd2c76b6bdbea3d
 . . . . [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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