www.griffinsauctions.co.uk

Issued by R3

About this certificate

This digital certificate with serial number 04:98:53:a1:8b:22:8a:11:81:70:5e:a0:38:e3:4f:9e:e7:aa was issued on by Let's Encrypt.

With 3 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=www.griffinsauctions.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:98:53:a1:8b:22:8a:11:81:70:5e:a0:38:e3:4f:9e:e7:aa
Serial Number (int): 400283228204459427685047333349524588390314
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 1c:20:e0:4d:fc:52:c5:1d:08:84:30:d0:cd:e7:67:fc:17:8b:48:1d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): db:79:02:cc:bb:14:2b:b1:f5:33:d2:b8:d5:26:e6:2c:49:8e:21:c1
Fingerprint (sha256): d6:5d:83:63:ac:5b:ad:f9:4f:a5:59:65:cf:08:7a:f5:cb:a4:3d:8e:89:20:27:91:d2:ec:d4:14:95:a4:6f:41

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

Revocation information

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

Check the revocation status for certificate www.griffinsauctions.co.uk

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.griffinsauctions.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

griffins.b5.wrvc.co.uk
griffinsauctions.co.uk
www.griffinsauctions.co.uk

Other certificates including the domain name griffinsauctions.co.uk

(limited to 100 certificates)
www.griffinsauctions.co.uk
www.griffinsauctions.co.uk
www.griffinsauctions.co.uk
www.griffinsauctions.co.uk
www.griffinsauctions.co.uk

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAohtRhNFnBkjcRVc+D/B9
KMFXQdeopmgUkTw12GisO5a8qDgzxZmfBo1J6oRNpmN6MJa9puFYXisDKJwQ3clK
bCFLsj8nStSgiXNgesVBEYIOBS3RSvtFkVdKnerPpqbnVESZEC/BVZf7ik2lxHzg
BXhxOTqavOVHVDW+1u+DmKGS2a/Y5Cro5M0z7Nz5oL2YTOOVMM+uS0D9a7bYG6+0
fsOiiyeIMgq208HZzxKc9yJ4Yq9vMszX+/6wANqUeJlB2WxsuOCQ25+Uzc1l+fQ1
eQf5I8Nlf8NVmCKt6pWk5axJMGGj78tDKnRFHjdcz61FjT7Zt33y420SRYhjeji9
6QIDAQAB
-----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 400283228204459427685047333349524588390314
 . . . . . . . . [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 2023-12-20 04:43:54 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-19 04:43:53 +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 'www.griffinsauctions.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 20464076625839597535462486589261342632099343255096944028895269278589002096591366864865115395112592509877590843345851339844595389980256505461587182703321486868912722656051856666511648191040606193002932703591511015365371761777845104773983700766527521213998158655029556128661099904315113322156354104208135214834270498036441379615048556558474978290243709996070196714150585052066774633909019549008428314040631251884734777920214013491043605983551492347900386789482530853455416907776185104024585919137375750347118823196609965010575408227161190346019155242845019205418851814315994091588999960679875281422445011573090373123561
 . . . . . . . . . . . . . . . . . . . . [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)
							1c20e04dfc52c51d088430d0cde767fc178b481d
 . . . . . . . . . . . . . . . . [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 (78 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'griffins.b5.wrvc.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'griffinsauctions.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.griffinsauctions.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c85c080cd000004030047304502203fc30271a36b6c1f90a3b978d21b64e3443a282724cfbfb55ac8df233ad74e60022100e4f041364c4881ebcd0a7d501d0ec2a65495d5bfc91bc0feed02a554bce084eb00770029d03a1bb674aa711cd3035b6557c14f8aa78b4fe8389449eca453f944bd24680000018c85c081950000040300483046022100de730c8dde2f6ffe46d9ea298fb8465b72ac1c0199659132443aee672743ea35022100903f570edc0a22c5a26eb6cf7f56d12059c22ea87bc38bf33d27fedc1e92d43d
 . . . . [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)
		0043e52754fee6f4dc6a76c00a906cb113d185177890fcc20bf16e1592463b7e3c7a562c39a0ae785a584897c9cd6d7b237fd8fe99fd4de473b9dfb9467af3e2100127649d0a50d6e9a82954fa29651313b2bffccd99929d0186f2171e8a4944236b38c481361374807542a6b56bf2b4d11095189bc848699e355d6c99e943666c7107529ea5a4a5796695743d5136b8d419bb489496e23f02a0de33de020f5806e0d41e56d391f016804f61dba99b2a7a0b619e925a1ad9253d04b60eea56fa54d1ee1446f0973cf3a5c6ac6a3fb5726232d6d6ebdd7d782f1ebd97a80bd15df329d6c3fbc039d5f1149b7480abd9cb9a6a6a8636c0b19173bc4e54202c8307f9