comeragroup.co.uk

Issued by R3

About this certificate

This digital certificate with serial number 03:c6:2b:54:63:be:1c:cc:cc:3d:67:86:12:8e:f8:f0:45:dc was issued on by Let's Encrypt.

With 2 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=comeragroup.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:c6:2b:54:63:be:1c:cc:cc:3d:67:86:12:8e:f8:f0:45:dc
Serial Number (int): 328770361425402238818538799768340926580188
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 3c:50:a1:81:a9:71:cf:65:6f:3c:bb:18:00:0a:42:58:f0:2a:29:2d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): e3:ea:61:ac:ee:6d:bf:95:95:98:4f:0a:4a:a9:01:cd:39:3f:c0:53
Fingerprint (sha256): 1f:88:92:a6:a2:4c:aa:1e:5b:73:c2:b6:31:ad:cc:a6:67:c6:91:91:10:39:e6:26:82:2c:72:27:dd:95:94:1a

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmF0e017kpXDXHFXsdKPa
v6wjsRSrdUFlhfsEjw7WNm5L+yVSvO+M94bEopU4BtwndFx4EZ+3UEJvFTVu29hz
ABE0fhiP04VuQm6LzxRgLdQv0igR/AwWkRDumP08/WvcjPWkRXnH90CnVvKcRPme
e14UrdYrnaDzutaYeZlL8bdi86yYLgDM2F1YT/WRovfFfY+DMwBn0b88EeES0WlU
2FGhCBoWcPp9N93gnjSrYQMS0gYzZGg9KpNwiFfHxN2bS24TbrDBPo96RajDvwwf
s9oa7jvrTg6KYziHdUDzjF3RZF5wy0MTFDHMLuJcsCpLZvSrKV8aD/z7jGeGD4gP
3QIDAQAB
-----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 328770361425402238818538799768340926580188
 . . . . . . . . [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 2024-05-15 16:57:02 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-08-13 16:57:01 +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 19234141741812134870883638224663248573988273830495655505753748309520085845208648917260839001832705328335550198465795058589226428932456848470171575463748564966619301695212163925958587477832736976648881974347926176646218826231039972568002476799974193170396588703101653144274776315672844183893339706777058952010231996511403006002423777827116210936079374052410482714348757037186947399286651418127083760699344065841764534779959897497913793377066153368314803103563952203236353344015947330328923324458145929201982158603151475326413123439611973976226661143315854228308889302713799172610740931097110345515621320784580012675037
 . . . . . . . . . . . . . . . . . . . . [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)
							3c50a181a971cf656f3cbb18000a4258f02a292d
 . . . . . . . . . . . . . . . . [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)
							00f00076001998107109f0d6522e3080d29e3f64bb836e28ccf90f528eeedfce4a3f16b4ca0000018f7d668927000004030047304502210094ee2621eb6cc160ea8b0208ca2ab6f0d97103898608a933af919413218df52302201f949c701c44c52c5d529f6663cb1be93e152730d47167837250a7beffb9c12500760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018f7d6691140000040300473045022100b72757bee34e8099b6fb1e4558bb69957fe37b715faef027f2a6a14935e2f53f022005761d7f67299de8a00978ba424d4f6f6175c2a14567213fe797d8461ac25056
 . . . . [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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