comeragroup.co.uk

Issued by R3

About this certificate

This digital certificate with serial number 04:9d:4f:29:67:6d:cf:55:2b:7b:8f:b0:e9:83:45:4c:12:47 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=comeragroup.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:9d:4f:29:67:6d:cf:55:2b:7b:8f:b0:e9:83:45:4c:12:47
Serial Number (int): 401978699327254758883383196338753312133703
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 5e:e9:ac:41:a2:a2:93:ea:29:b3:ae:4a:9d:a1:de:d5:fd:93:d6:e7
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 41:b9:c6:df:d3:18:a5:84:24:5b:91:10:e8:28:ec:1d:d3:63:e5:58
Fingerprint (sha256): 2a:1e:7c:64:2d:dd:03:79:94:2c:d4:a1:6a:ee:c1:f9:ad:2a:63:20:c6:23:a4:f1:c0:4c:81:d9:e6:f0:f5:8d

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

Revocation information

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

Check the revocation status for certificate comeragroup.co.uk

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for comeragroup.co.uk

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

comeragroup.co.uk
www.comeragroup.co.uk

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Certificate

The complete raw certificate details for comeragroup.co.uk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu1YDuUDC9mVRxsiKxcE9
+WPFDf0rfBks1W+NQZCWkaFoS1TCNgsrf4y9IRdDhL27IBPzZQc5m7unlRJQ7boM
S/c4mTr8PsMSOc50hMlUmuf4poYeOMxP4BHViJNlQine9D+6DpsdmVZh97E8fRSF
0FhCJFWIuHdV08nkUCMzaIj65x1FAhXHBEWIFqz6kpIAtL5ADRGarGrpHzd3AAEB
qqNCNys3dJ9R7pHpeC5Vta/DyuxdkJhDBdf1ZwdnbDxqX9yKJ5lPTYD38W0qWimE
kUS+3+Ylj8MyoKKN8LZZVcZ5fpscJaDKvfN2UYLGUHwENjo2YPv/lR8JO6ucGt+l
+wIDAQAB
-----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 401978699327254758883383196338753312133703
 . . . . . . . . [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 2024-03-16 20:57:27 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-14 20:57:26 +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 'comeragroup.co.uk'
 . . . . . . . . [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 23648978381874005550459193613734390962666245980281055445216639260873579701278902177256104770816158907579124643463162464389229968078210525053976991298972083707546284733391074664761098473798356359009160896249405234358326420313714899925848155704553404696150240169455964983198911699777086285892521419210911242548494927668851845045382998788346094317197043746115272027863009293688516076730478419986159703386013014198243247614867291264590872206386960494851078119253741242317106830829497881378774791394245772378946053610117631226669718255512551757626188213353945522510725678450645904873757959471606259808202815938209668638203
 . . . . . . . . . . . . . . . . . . . . [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)
							5ee9ac41a2a293ea29b3ae4a9da1ded5fd93d6e7
 . . . . . . . . . . . . . . . . [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 (44 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'comeragroup.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.comeragroup.co.uk'
 . . . . . . . . . . . . . . . . [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)
							00f00077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018e4945126a0000040300483046022100f4c92f38becfa95a1e19c5c8ce986645812a4a2d5091397aab470a8ea5fc1d0c022100a04dabec8140ae4a1dcb02814c82fa9996ba7d341753b559046ee7420072b7c0007500a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018e4945127900000403004630440220716f882bc8916bbb61b8dee0a677f209cf329a20d58b7ba261dd6c4d2d7dccca02203fd6bf5d5dc5426328e7adef928f116a2225837fba76173db56817df0d8da83e
 . . . . [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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