www.allsopdurn.co.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:a8:72:71:a6:be:2f:0e:71:93:32:68:28:76:16:a1:69:ca 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): 03:a8:72:71:a6:be:2f:0e:71:93:32:68:28:76:16:a1:69:ca
Serial Number (int): 318656417541010804987404998988840120183242
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a6:4b:3a:24:85:38:91:52:8f:05:49:b5:76:75:87:36:e9:81:2f:19
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 66:2b:75:82:76:cd:54:d9:78:d7:3e:62:05:b9:ee:c9:38:50:f5:2d
Fingerprint (sha256): d7:7c:f4:5f:03:5b:7e:80:36:95:68:0b:c6:79:64:dc:c5:b0:5c:12:81:10:4f:cc:ba:8a:c2:fd:72:7b:be:dd

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArI43lOT4oVxcRNdzGB1n
F4NS6cXiZGS582teYC/shIheMDtet0PMtI6sIsTaead8u8YqRmhphhvleCzatL0t
2VGXkDK6jgfBUMJ1bYYO0Ro1el5QlWAX/lMjFqO7gNO//tPbF62u4KvBHiAEG5gK
yjIhLq+oHqKR5iy0FwDoSNstHeLumRk2YcV9Q0JwlLgSw2OgR0iCyLeznECr7xtc
XF1SLovJGjsyYpH4ADWfOfiwb9ucvcwuQ0WdNfbvRtIOZ8wMbS2/pTWTEFPfvhXy
Hiof/iauw1RMJinMmcYBvCfwYn3zEdUEPQGZwXv9sK0W1/6ErCQz5tBxIeny+VGC
JQIDAQAB
-----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 318656417541010804987404998988840120183242
 . . . . . . . . [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 2020-03-04 00:03:11 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-02 00:03:11 +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 21783118327689208612306019212459682634471976889129539755638475646552303817511751919622311728016222645009550411334135257474127549247538600149983866457151183392892614529752012443187350255541586397458715362664725460324550119086901594262376138172148336655200294093722570532614118018895763972153820336803483126650489192706761018276025800684013315791372148515792750397576984276680361055824832884036445409640645472975213768573530160615565355374330941258845456161308571763105010195601924214458886653193502864755528324907153919127882707486769121008029477059313949718323180815755009946331793243473542993312929485262629052187173
 . . . . . . . . . . . . . . . . . . . . [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)
							a64b3a24853891528f0549b576758736e9812f19
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170a31166bc00000403004730450221008dc981e1b0ddee9d4b54178e3f8312ac40dd0f3a7db6442456a6b5a49dcd8df80220756c1f758a87afb2b665f72476d04b7312e4eae8c584bcf425836e95b9f6da800075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d91300000170a31166e0000004030046304402204b905813a87f764747b18919e72009d927e6583d2226e80d49d7d800cd66c4280220328906abeaa2fd22dd5276c78f4b381b4d75d520a69110933edd7c57ab7f31b6
 . . . . [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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