cdn.prestfelde.co.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:b6:c5:f0:a9:48:43:2d:45:11:db:af:62:81:89:8c:a3:7e 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:b6:c5:f0:a9:48:43:2d:45:11:db:af:62:81:89:8c:a3:7e
Serial Number (int): 323531356074759658017450733048694406161278
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 43:f3:4a:8a:9c:b2:a8:d7:60:50:04:c0:25:bf:4e:5c:8f:b6:cd:4b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 59:33:f5:dd:fc:89:46:7c:d3:dd:31:ca:ec:e7:16:37:b9:fd:27:57
Fingerprint (sha256): 75:e5:54:d9:3b:dd:fc:1e:41:2f:19:b0:2a:8b:49:43:fb:e0:e5:03:fd:a8:7f:65:fe:4c:13:59:e1:bd:f3:7e

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 323531356074759658017450733048694406161278
 . . . . . . . . [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 2017-08-30 23:31:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-11-28 23:31:00 +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 882183863872936097150283890087066909460829886405924034785931355880009796662242106451152634086122677127804938784639304892157098273424637722801512604170832981521711393446251031303363155631876500527072529414983737578102343854397804822255275358578481537590651648886322805641852663887371254044936670051998145886516388490921436580735355275099263135004485174140984562160404060887455751498651754619214649265324479299241646405564812868077290289782372290537445485849011466198941942826069063684298175167547100531973874485933438741931083659630042064111024935240118413333108801097030534710397182199960888686806778325113368101589915513235030393289949579314456634528232791581550989147392620031017911462828530212369451418140563750664696642288282628675031185338650193608520050623467403650895104194114694880580078003206620476279462757952779236974133908458734042770235815874781479719889859900792744852790296511619621118354215949163669851697228892815956566397931114212228942088474587572447528553949362145628887380388310130416608677256653707719718465514097250026593931913789441031181941455096371727272606894526687526994427037100668316957902271181188326019368093092030937047407276313959250695295772214484947914954287376574971421479708192553883695576963607
 . . . . . . . . . . . . . . . . . . . . [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)
							43f34a8a9cb2a8d7605004c025bf4e5c8fb6cd4b
 . . . . . . . . . . . . . . . . [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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