vickerman.com

Issued by R3

About this certificate

This digital certificate with serial number 03:10:d1:12:5e:b8:fa:bd:e5:46:c3:e8:91:ca:04:38:33:86 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): 03:10:d1:12:5e:b8:fa:bd:e5:46:c3:e8:91:ca:04:38:33:86
Serial Number (int): 267059279699680341867664116207024973820806
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 86:bf:47:9c:65:8a:38:77:de:6f:fe:61:31:44:ef:c3:2d:24:94:07
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 95:2d:35:c3:e8:21:8d:f9:25:74:92:08:67:2a:a4:78:ac:45:5d:73
Fingerprint (sha256): 14:0d:d1:8e:fc:1c:69:d5:b5:4e:2b:9d:e1:8b:a7:8c:e0:0d:15:9f:1e:37:3b:3b:77:ff:73:75:7c:9d:43:be

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuK3xo45lTKQDKzPXSo6s
HCYawGcrfM4rJOc+b8H6O9UU8Zd/BZpFj2Ye+Xqy4vQQt55QlFxu70piC9tt5RnL
RCgHNlL90PelJVM/uXdMu4fTYviF23nfgZd4oTKrXILHgn/yMYokIhCCs+RlnCMc
hm8lJewylZGaCzkeSWheu5rbwDSXn+s3H6p52I0BPRDe5sIDLxgXoNZG/hWdYdKh
blQ0hMatBYsxZ23VoN00mxrJNKVo1/gSJoV427a67ZvDKnftwyxTf3ZIx6ZT8dxY
wiHI2VR0mHdq9T/9Ys0hp4oSYLtj3xrlE9RnPxDFpLmUgRSc8FK6VI5PVFQaXuZ5
vQIDAQAB
-----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 267059279699680341867664116207024973820806
 . . . . . . . . [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 2023-11-28 07:17:14 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-26 07:17:13 +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 23313623048667173295183490137261311229045607572474782713080735702421786779586971477418659783394717217932066846744186552649313480415724496322672787841761166803408327392589787684596311970358903860836422221220252756472353913707564643410350010435278314614563473483752637197004721589941606502044369387480188162749192043972362527556767304278699233426476064513966644648355458663476127848052389779224418074954737339442161012850887102320125981120383125481882351364296233002313947139393813847242681727844321045314387344076580096828846320429697233700018321005820614332668960401411657484132802843681283406111733324486241652472253
 . . . . . . . . . . . . . . . . . . . . [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)
							86bf479c658a3877de6ffe613144efc32d249407
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c1500fa9b0000040300473045022044230eeeb0971f583e1f1b68c2c83d4950d00c744e5751783b13a0dea08dcce9022100a8cffa35480a42938cd571a0e279aab7c293ee67fffae8b29c04139d7fc7e05c00770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018c1500fade0000040300483046022100d70a9332ded77edaa9bca965ef58658b0b4ba5e5ece987444d2ee6de28c01b83022100cbe1218309fa1b2a8d5f05bec0ff861ba53347006bf469f3658124af68043596
 . . . . [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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