www.allsopdurn.co.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:b8:6b:f1:65:66:cd:98:9c:61:aa:2d:96:c9:31:f1:41:55 was issued on by Let's Encrypt.

With 4 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=www.allsopdurn.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:b8:6b:f1:65:66:cd:98:9c:61:aa:2d:96:c9:31:f1:41:55
Serial Number (int): 411204580036253828223118109524544086688085
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 0c:98:44:df:c6:28:3e:74:ea:9e:95:1d:2d:01:b8:a3:45:e4:8a:ed
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f9:2d:d5:7c:c8:a2:dd:22:35:c3:bd:69:36:5e:c5:93:e1:dc:9d:87
Fingerprint (sha256): 86:cb:3b:5c:20:cd:81:d4:66:1e:13:df:4b:20:9d:29:0c:77:2e:25:1b:17:7f:24:5d:17:27:78:a9:ad:87:72

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

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

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.allsopdurn.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

addlaw.co.uk
allsopdurn.co.uk
www.addlaw.co.uk
www.allsopdurn.co.uk

Other certificates including the domain name allsopdurn.co.uk

(limited to 100 certificates)
www.allsopdurn.co.uk
www.allsopdurn.co.uk
sni.cloudflaressl.com
allsopdurn.co.uk
allsopdurn.co.uk
www.allsopdurn.co.uk
www.allsopdurn.co.uk
www.allsopdurn.co.uk
allsopdurn.co.uk
sni.cloudflaressl.com
www.addlaw.co.uk
www.allsopdurn.co.uk
www.allsopdurn.co.uk
www.allsopdurn.co.uk
allsopdurn.co.uk
www.addlaw.co.uk
www.allsopdurn.co.uk
www.allsopdurn.co.uk
www.addlaw.co.uk
sni.cloudflaressl.com
www.addlaw.co.uk
www.addlaw.co.uk

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvhwTW6yNy84KXz/ltqYn
j9Bqd6DFh4gEnzXGR4izEB4AV+NNhXG3vlDGYlctIu8zYXrKf1Nex6NUXH5NNibb
aX2tWpIkWSO65P1dSj5dM9VD3nMguQDsSCriRdktPzrVnfhWZG8g5BkYrqm1Fx9O
8JiJSDIuCCl2sR1YTKb79i5TXsF7pp6EV/LwvpXw+7bxj8SAoKUag4JKuPmneAn5
RXX9qJMSXZ7ya96GDfIYXH6HoK5ymMAbPjjPVONcHRJC7iKrrcpJ3vAOh5uARy0H
4+/RdU6LKZfldqTZJ0fb9NhZ8OAfE6ESQpyufo9sKVx2lb7GcgrSSc85mHwby74H
awIDAQAB
-----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 411204580036253828223118109524544086688085
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-11-04 12:20:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-02 12:20:34 +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.allsopdurn.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 23999122546577633159236534350748473115332866783030202849773300554600703866578781496821978207844709672649263443793080877793329474832400357119951402844347974394753938948788691492486487106526616333372306061759894863323909543669228982232130631121615373591229036192062348070790912913056399306552508456618268700577424908188112605376420460370080775655496316081385721922702896814539625195453442453681277201241701077355287561601352396722517600561976427628713792949877851285069279027447758648143641980848129049903801749969826079806914972573564125937318609602862913077921904062458074031042940203155531679483439321567116532778859
 . . . . . . . . . . . . . . . . . . . . [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)
							0c9844dfc6283e74ea9e951d2d01b8a345e48aed
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (74 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'addlaw.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'allsopdurn.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.addlaw.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.allsopdurn.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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee0075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016e3693049a000004030046304402203ff923af061b3945e7e215c6c7f6d2bf740688a81de6b938a2e33cc972e2551e02207d920c173b5ad68f22ab0ba07b8deeb6308bfa14a10967c09337f3846781bca9007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016e3693048d000004030046304402207e066972ddd230301d60c00741a93c7dee34b673bdc12ad0952302352da263d0022035f08a493e3e915a7fb63d598dc1df900bf1754c7f095a5b2b8d8beb98e17fca
 . . . . [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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