vickerman.com

Issued by R3

About this certificate

This digital certificate with serial number 03:e7:17:1b:6a:b9:b1:8a:ec:ee:83:3b:48:fb:65:81:c6:18 was issued on by Let's Encrypt.

With 2 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=vickerman.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:e7:17:1b:6a:b9:b1:8a:ec:ee:83:3b:48:fb:65:81:c6:18
Serial Number (int): 339972799154583333354929714278194758141464
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 16:85:35:ee:ae:92:74:a6:58:60:b6:64:91:1b:c3:60:5a:8d:c3:b2
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ba:b4:6c:bb:8b:ae:be:f2:f5:d4:44:40:ed:48:7f:f0:43:2e:c0:88
Fingerprint (sha256): 72:c3:f8:88:68:f7:8b:d9:56:80:c1:06:40:42:98:8c:a5:bf:3b:c0:e6:da:09:67:34:f3:69:cb:30:51:0f:d3

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

Revocation information

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

Check the revocation status for certificate vickerman.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for vickerman.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

vickerman.com
www.vickerman.com

Other certificates including the domain name vickerman.com

(limited to 100 certificates)
vickerman.com
www.vickerman.com
www.vickerman.com
reps.vickerman.com
vickerman.com
www.vickerman.com
mail.vickerman.com
www.vickerman.com
mail.vickerman.com
www.vickerman.com
reps.vickerman.com
reps.vickerman.com
vickerman.com
www.vickerman.com
reps.vickerman.com
www.vickerman.com
reps.vickerman.com
vickerman.com
api.vickerman.com
vickerman.com
mail.vickerman.com
www.vickerman.com
vickerman.com
www.vickerman.com
vickerman.com
vickerman.com
www.vickerman.com
reps.vickerman.com
reps.vickerman.com
www.vickerman.com
reps.vickerman.com
mail.vickerman.com
www.vickerman.com
mail.vickerman.com
www.vickerman.com
www.vickerman.com
reps.vickerman.com
reps.vickerman.com
reps.vickerman.com
reps.vickerman.com
www.vickerman.com
www.vickerman.com
mail.vickerman.com
www.vickerman.com
reps.vickerman.com
reps.vickerman.com
reps.vickerman.com
www.vickerman.com
www.vickerman.com
vickerman.com
vickerman.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAjp6IAvrLBscClOtVmTj0
HmnDp9tJ4HFnbTbkK9qgI3gokeyJgz4EP8GBNsWP1TvZu1Btg104mnyZxVZxItDY
nNdrjYMu5tS7JtsddOqDZCntwNs2qci5rUjwBhXmKUZ75nopgy2aFU5H7oCVMePl
7vvDMZM5oErT8PhoRXt+i5LhtuGehcPnBazyoju7G+AwE2K+R0hoezzTlpn01BmG
0pJbPninIBUzZXi2/l1/tiwUsEZxluYP9Xey2r2uO80DnHjTgFu0+ickIsjxhwx+
LS8hblfOmypTTceVk5frmipooQyYoL+4KtysqFUGyvN3jKRX7H3fB20UrZu0EESu
1wIDAQAB
-----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 339972799154583333354929714278194758141464
 . . . . . . . . [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 2023-10-03 22:58:25 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-01 22:58:24 +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 'vickerman.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 18004014000585412369917867172646773837061955242280765847177520788461848333719169563401820648039020425081063129935011142146595227013769171997769283143580249465786489853871112211381267806516627745053900494125791058545184536343138925210756160058063461642196584407725034269728406033648130242238345812310719677156455043443517405434451414001772923991368770915071200428391578003958157478525106269005992036578536378633793762482666369726870018193611241709352578327741615160095001424525114647845870601661701573909000536083018065399379576249475012257634045094077584908529038641018659146538510554861790409544450763439814211841751
 . . . . . . . . . . . . . . . . . . . . [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)
							168535eeae9274a65860b664911bc3605a8dc3b2
 . . . . . . . . . . . . . . . . [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 (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'vickerman.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.vickerman.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f20077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018af7fa873a0000040300483046022100a587c9d14ebce4b9854256ff02ae16ff8a4e081338ccb557c09d00eda80c47860221008347de7e5d40fdcea212a9775d4785cb725a755da4cba0be666315e694c37df2007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018af7fa87320000040300483046022100df6b8389dfb6516563011b8d31c41a3efe10ef585a3e84bd1d037750a4510bff0221009cdc4818753fa97b896f7a501e5c120bc2b8008c4ec0eef117fedeb4af2666f9
 . . . . [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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