cdn.prestfelde.co.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:f2:4d:98:70:3e:9f:6f:c0:19:d2:84:50:32:b6:a5:b7:3b was issued on by Let's Encrypt.

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=cdn.prestfelde.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f2:4d:98:70:3e:9f:6f:c0:19:d2:84:50:32:b6:a5:b7:3b
Serial Number (int): 343788332651537148813391233438265276479291
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 77:23:a2:b5:01:1e:92:61:9b:0c:53:b7:08:d5:a0:04:ac:31:4a:15
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 21:89:e5:5f:69:ca:df:2b:22:44:71:e6:20:ef:4c:c0:ae:b1:92:f9
Fingerprint (sha256): 49:60:2a:78:87:21:47:88:83:09:c0:36:fb:1c:eb:c3:ac:79:58:55:e8:b8:10:41:5d:8d:f3:30:e1:ba:1c:70

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 cdn.prestfelde.co.uk

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for cdn.prestfelde.co.uk

Public Key Algorithm

RSA

Key Size

4096

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

cdn.prestfelde.co.uk

Other certificates including the domain name prestfelde.co.uk

(limited to 100 certificates)

Certificate

The complete raw certificate details for cdn.prestfelde.co.uk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 343788332651537148813391233438265276479291
 . . . . . . . . [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 2017-12-28 23:52:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-03-28 23:52:12 +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 'cdn.prestfelde.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 707504307710534690537656550302718525829063801583401067241470446393957080186106690909983598961062466431376798629408416410050270351782120965382125876458223001803482974812375343804522266229367882773605909188119291365865449224952630453656395373376889762314849605445734246516678554092070521009246575202065151738580941090255974779735752575343890379459514572437896531678549694618037539719357951211658113652700650787529884676770201653609962486963617965625279489343048748787878161837866070276105948322546445931934280214884599480925687870547961260420526213355714679680276820065926317836970956810095872995577537547249013626507921314279207118308798848774114183534458595396100159771019764114703576979953472385761833585670807645690672837555933230033708975827795180739514760378033118645522261601827108066806106480731902783655114009698803379803000178051456838033349448627989212615935984067014583653955782310549175928864972234176125343264727672800185385985182679164503581443223006863139799584418634453580723338544724647648517917571220494010021430659203094710294630837988045713236173691506791528730848070135953044853609536275886558253148031265546246351827879808925586456395030770545830675168695702670313557991348385511620205623751476161030205730380547
 . . . . . . . . . . . . . . . . . . . . [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)
							7723a2b5011e92619b0c53b708d5a004ac314a15
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cdn.prestfelde.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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