DV SSL/TLS Certificate for davidsheardltd.co.uk

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the davidsheardltd.co.uk DV SSL/TLS Certificate

This certificate with serial number 05:db:59:7d:d9:90:da:da:4e:5b:63:ee:0d:2c:64:c5:5f:d8 for davidsheardltd.co.uk was issued on by Let's Encrypt.

This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for davidsheardltd.co.uk provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 05:db:59:7d:d9:90:da:da:4e:5b:63:ee:0d:2c:64:c5:5f:d8
Serial Number (int): 510202222755978402140207257586671026528216
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 94:91:99:4b:39:6b:2e:23:f7:f5:2a:06:ab:ce:ff:6b:c6:48:c5:62
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): 2d:09:bd:25:ee:a8:ae:9b:94:90:24:7a:fc:a2:c4:1e:28:9e:26:c3
Fingerprint (SHA-256): 5f:c6:a8:e5:21:82:75:36:3d:71:aa:5a:b1:da:92:fa:9b:34:6d:96:18:7c:31:2c:14:68:ed:6c:34:5e:52:d7

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/89.crl

Check the revocation status for certificate davidsheardltd.co.uk
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for davidsheardltd.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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

davidsheardltd.co.uk

X.509 Certificate

The complete raw X.509 certificate details for davidsheardltd.co.uk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsN4g67tDg9QtMBBdxnkW
6R2kFbKa+Y6S/1RjHGUNu5N7SkxVZo1zwfAl885YGWJI98Haw587/IN12CwdKk1c
YnNXB9+GloIcYr47AshYE9fKfV8EQQDh4/y6FKECMBaATz0Jb7RXCV3mZVJ7r0hj
uxVM5nEx+yOCQKBZneXRd4oEE4I1UbCEaTiQLsX+CwNbyyPJbh/FUGcQ0HnC965r
uiZ7t/p1Zrk/PY9Jo0kuVZMfpXc+KBCnAPqkoc2mdSEIBbya1YZzBSC1HuQHRbqT
qPSJUpwbr1KArzikwhKJLe6fxxMP/iZ1fW/kKDvhBG3pcWCJnJl2NrW2zFISZ9kD
5wIDAQAB
-----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 510202222755978402140207257586671026528216
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-20 03:25:50 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-18 03:25:49 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'davidsheardltd.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
 . . . . . . . . . . . . . . . . [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 22327477367646992321939312584632251133763661339057546750178735986250011476209767130158497046335197272461194828147316236355007281513649697916198378530825927240547654814749901882809444572045091252507347292960980376359076349243716938971345355665650831567590655353447917038335369006292462347518275024414767111784712936621092053986832726003051847284996058039178995779519683512730916316815447134995890096090727429383590152081482545957247685416039629862554657565570443033484704633275131143080988294338517400318129542686785917085956106949989056779417064544768285530543584929140625224402017966004990237153995350421573524325351
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							9491994b396b2e23f7f52a06abceff6bc648c562
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'davidsheardltd.co.uk'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.c.lencr.org/89.crl'
 . . . . . . . . . . . . . . . . [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)
							00f20077000de1f2302bd30dc140621209ea552efc47747cb1d7e930ef0e421eb47e4eaa3400000196ebef71b70000040300483046022100f8ebc6429479de45e4efd96bcb9aeeba49567c4a30cbe7f5c258e5f531014afc0221009ad4ea7a042dbcb1f18150ed6696146037d53dbb8f160b8a8dbde5595bb70ddc007700ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe000000196ebef79790000040300483046022100f437746ccf99e30a760fd03bd4e7e3e94cc7a833bdf9c0b6374c77490de81dee022100e21730acbaa8373603f77ef2361fb4d356d8bfd036a0a6a2a3b2385ecc1580c9
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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