jec.co.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:3d:5b:8f:eb:e4:f5:0a:dd:73:db:30:b5:62:a4:b9:30:67 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=jec.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:3d:5b:8f:eb:e4:f5:0a:dd:73:db:30:b5:62:a4:b9:30:67
Serial Number (int): 282215789208031298909762082757454482452583
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 0b:9f:6a:4c:ed:3f:35:7c:09:77:a8:cf:55:47:c5:8e:4d:67:8d:2a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 55:05:81:ee:2e:9d:52:5a:0a:91:ce:3a:7a:96:81:aa:9b:b8:6d:be
Fingerprint (sha256): 22:46:96:cb:e0:db:99:22:5f:5b:c4:c5:e5:9a:9c:c7:62:20:ea:3f:cc:ed:1c:69:49:d9:26:26:18:59:e3:88

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 jec.co.uk

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for jec.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

jec.co.uk

Other certificates including the domain name jec.co.uk

(limited to 100 certificates)
jec.co.uk
careers.jec.co.uk
www.jec.co.uk
www.jec.co.uk
careers.jec.co.uk
www.jec.co.uk
www.jec.co.uk
ph-expressway-e.jec.co.uk
www.jec.co.uk
www.jec.co.uk
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www.jec.co.uk
*.jec.co.uk
*.jec.co.uk
www.jec.co.uk
jec.co.uk
www.jec.co.uk
www.jerseyelectricity.je
www.jec.co.uk
www.jec.co.uk
jec.co.uk
www.jec.co.uk
www.jec.co.uk
jec.co.uk
mailmarshal.jec.co.uk
www.jerseyelectricity.je
jec.co.uk
www.jec.co.uk
www.jec.co.uk
*.jec.co.uk
jec.co.uk
www.jec.co.uk
www.jec.co.uk
*.jec.co.uk
www.jerseyelectricity.je
www.jerseyelectricity.je
www.jec.co.uk
careers.jec.co.uk
www.jec.co.uk
GIS.jec.co.uk
careers.jec.co.uk
www.jec.co.uk
careers.jec.co.uk
jec.co.uk
www.jerseyelectricity.je
www.jec.co.uk
*.jec.co.uk
jec.co.uk
www.jec.co.uk
www.jec.co.uk
www.jec.co.uk
www.jec.co.uk
jec.co.uk
www.jec.co.uk
receiver.jec.co.uk
receiver.jec.co.uk
jec.co.uk
www.jec.co.uk
careers.jec.co.uk
jec.co.uk
www.jerseyelectricity.je
www.jec.co.uk
*.jec.co.uk
www.jec.co.uk
www.jec.co.uk
*.jec.co.uk
careers.jec.co.uk
www.jemail.jec.co.uk
www.jec.co.uk
jec.co.uk
www.jec.co.uk
www.jec.co.uk
www.jec.co.uk
www.jec.co.uk
www.jemail.jec.co.uk
jec.co.uk
jec.co.uk
www.jec.co.uk
www.jec.co.uk
www.jec.co.uk
www.jec.co.uk
www.jec.co.uk
www.jec.co.uk
www.jec.co.uk
webvpn.jec.co.uk
www.jec.co.uk
jec.co.uk
www.jerseyelectricity.je
www.jerseyelectricity.je
receiver.jec.co.uk
jec.co.uk
www.jec.co.uk
ph-expressway-e.jec.co.uk
www.jec.co.uk
careers.jec.co.uk
jec.co.uk
www.jec.co.uk
www.jec.co.uk
www.jec.co.uk
extranet.jec.co.uk

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4nqG08R2YNveQV7x64in
7Q7obLuJ+RliAqlgm+XaXDFBHdUJYM8/YypoGEJj7jlpYEnPSN4UBzOcXUXQpgns
6TwraLxNqgOpYc82cVBGln3R5sMIivIIr4eBjbZQmCwAllKi43Vn497//iWF51gG
Be1vH0lPRVZsn8s23QDAXHkZPkk429KArjY9sumd7hduBM2LA15DSR95wc3qmvFH
IAchRDKF34reR60ECKsPFS2V89yvDczdvRL/e2JFrxOKWv6VUzsL6rXP5/sB84vJ
vAu1xbqJkXzJQutgv70kCvHcEaiv455BDrSkkHJ9yMsYi226tJJCzZGuD8W+8q09
iQIDAQAB
-----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 282215789208031298909762082757454482452583
 . . . . . . . . [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 2019-03-22 16:11:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-20 16:11:35 +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 'jec.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 28590277074611624724708317705421760493216364423143162205610222572063027521001605669217751837493457348591859383145290341290586340293840718791678991708894203848523655289263249970898625484281337017960655741972066114874267504334451909480352005642616685639613063826202342574027215624787570788398374622125021994271946898928826839465878637474152678462757029524432720058699529682809142431688967401132026125396624936173281410998187078838689920375718249806662274917910871968516502768961088196800274229629905464044954701204704399890925676256122004149512098799640662587455497088793258796066306808331509984532600655611773059939721
 . . . . . . . . . . . . . . . . . . . . [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)
							0b9f6a4ced3f357c0977a8cf5547c58e4d678d2a
 . . . . . . . . . . . . . . . . [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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'jec.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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [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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