blackfriweek.com

Issued by R3

About this certificate

This digital certificate with serial number 04:f2:5f:02:12:1b:5f:8a:e6:8a:16:62:1a:37:b5:a1:41:54 was issued on by Let's Encrypt.

With 8 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:
  • 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=blackfriweek.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:f2:5f:02:12:1b:5f:8a:e6:8a:16:62:1a:37:b5:a1:41:54
Serial Number (int): 430923763933353481072216265709402462437716
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 50:70:8b:a5:5c:15:be:4e:c1:c5:cb:77:e4:8d:b0:93:16:b3:4a:c1
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): e6:46:08:c8:f9:16:c0:51:0d:22:78:d9:0c:00:ea:d4:59:32:50:9a
Fingerprint (sha256): d3:33:2e:64:11:43:3d:42:6c:59:72:85:73:b0:0e:0f:80:d0:0d:4c:91:a9:77:b8:ef:fb:04:d3:2e:1a:8d:e0

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

Revocation information

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

Check the revocation status for certificate blackfriweek.com

8

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for blackfriweek.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

blackfriweek.com
charlvanwyk.com
corphq.com
hgj.co.in
katalysttrainingsystem.com
sgdietzcomedy.com
stonius.com
vfourauctions.com

Other certificates including the domain name blackfriweek.com

(limited to 100 certificates)
railwaysociety.org
blackfriweek.com
der-dritte-weg.org
blackfriweek.com
guncontrolaustralia.com
brilliantscience.org
blackfriweek.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1X6XRFtDMJI9LGDUXWq+
j7eEYdQors5PXrDIbrZzcFd171sI0nPb3Sa8y5vPtcb4oeOzmIuT5casM7eovJAt
gvD04xi4v8RBgM6qGokvua8AOdn9TyVOU5LFb3fuEdXhxe6dN72xniTd5HWuoZmg
SLspXf0wBfSwIcf/ZUHL0MSiopGdX23HAbMeqDLoZgWLlY+y9PoldezGRdP1+kjF
eh8qY8u0B3U0urY3sd+PCTTSqYYkt1Q/Y8pbtlIW4bNajXHEr382qMehQU3Q7x4x
zfsJKPTPuipludr2zfB9NTey6PSJ5R7X5zlh8/mnXacnqnLuJrJn6vMDdw4E6Izv
wQIDAQAB
-----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 430923763933353481072216265709402462437716
 . . . . . . . . [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 2024-02-20 06:42:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-20 06:42:33 +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 'blackfriweek.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 26951183250630571897539422027453096031104682671056152132315009423073311126674369457721843075921063112084073871829116231882426280028930446714658123684024390932070822064870950008633912409248751803889363393628387450513657409736237919308514386105587979569060197312622143719999795227051728645437164542602431550141987196472759305270354187835760588557495713958219681959016668477567789824928815259250843566349124630239385067340623806543051200824578028171056938945825765541724552651986705816592031398657056364433795548693691290643679225760032808770688135983440688892428759230682144213957491752883800131893795679962632419078081
 . . . . . . . . . . . . . . . . . . . . [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)
							50708ba55c15be4ec1c5cb77e48db09316b34ac1
 . . . . . . . . . . . . . . . . [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 (140 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'blackfriweek.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'charlvanwyk.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'corphq.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'hgj.co.in'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'katalysttrainingsystem.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sgdietzcomedy.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'stonius.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'vfourauctions.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018dc5776dab000004030047304502210085bb1a9943bcdbe620b99ae7e44397e7c106df3f8f4508c46732698d47eadbcc02200b1028382c9dd1d6e567d16f695b70ae3d844c64455c7144f4b20a5cb3d3e94500760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018dc5776e33000004030047304502210093f461bd474c4eb70fbfd59eed364a533390f4714504fd2ce10afa76d84333d302207a20b2a894effdf08f191a363970bce23c555bc21f405e465c5e36d9c610e644
 . . . . [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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