jec.co.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:21:14:be:d0:f3:ed:b2:22:76:b5:69:ea:1f:fe:33:70:ac 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): 03:21:14:be:d0:f3:ed:b2:22:76:b5:69:ea:1f:fe:33:70:ac
Serial Number (int): 272593751238057733518258038344977027920044
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 63:56:76:d3:a4:09:4e:dd:db:e5:f9:d0:f4:05:6c:1d:a9:85:e5:f3
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): a2:e0:d8:e9:39:e8:27:d5:87:fd:5e:57:56:b6:84:df:36:e0:05:4f
Fingerprint (sha256): 68:5e:ff:64:27:c2:17:af:37:18:10:67:3a:f4:db:63:10:21:35:2f:08:b8:aa:16:46:53:3f:ad:f8:5d:63:35

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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*.jec.co.uk
*.jec.co.uk
www.jec.co.uk
jec.co.uk
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www.jerseyelectricity.je
www.jec.co.uk
www.jec.co.uk
jec.co.uk
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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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtRrqbmOONLT2zy9PN1fK
lRtn0jw5Z9qC5H0HBCyeGOQSiNWMmAT9GiWnzUhiJu3hrrcsgy4dOA7Uwp3hjflK
kEtTNz8v3mSd2C7XX/Buyx1ZO6aS9xdkMBRix5/lKF7uqDB6Z3ucAomEH+Ay+l8L
x4+GbF7I/3iOVp4zaS+GQtca/2DPH4JKUUxlaEgvuwS7TCJWQuFJBMzNaUbnyIdD
Ss30VDSXoPDE455W5rBvXeXJBQT80YpMfg/yqP5w86s2F84kovVAfUkZGoHFJWu8
33/dJTDE3BtonaHfQ5J+QyXmGbYFBwFaHIv/sssJiIeuB0/PrwYZKvrtBVdeJ31R
MQIDAQAB
-----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 272593751238057733518258038344977027920044
 . . . . . . . . [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 2019-01-04 11:16:45 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-04-04 11:16:45 +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 22862405848331798992778903854778628749503722550143741661586711954924947206836020682120549824055678433830421833448909554227819677439345434487297511049645245632906932457843006762393496944864030285096618873725721658139373785058831876919032204937815016513846739028067490000394484038772414176722738477150586249599652898158472496977367057064227297968138136477518222881488876394185059022892202373640234665308743896067146870745480148675008739428503468719204653834458902544936521695547966821255508041754271045561652156120550775268001947437631025108200891114511005397573673988158840829998496733514096078195750067301229656887601
 . . . . . . . . . . . . . . . . . . . . [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)
							635676d3a4094edddbe5f9d0f4056c1da985e5f3
 . . . . . . . . . . . . . . . . [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)
		0076790c64cc804cca25a49c165f14cc81b75babe0841dd4ca2df4288252ef6fb013c7b1aa45403480c0012ca37dd888344067dd81bfaca0337a0044829e5d5f1f3bf1731bc7240171509a8e6a152108332c8923e60307eedc6b7896893ceeef3379d871bc0f4415ec61880801f1c41b2ba9cccda270d54f8b82fc3d49f959f4f9c970751aebaf360f720e56881243851021a05ec06bb628035c473809194cde6e979959121b139894b3c8ab3eb259f867578fe4c55bbba140da009749a72aca073be3cc3b8f7bd369afb81559d07ec7a23608484287445bc0f1b6609923ee03e880f8dc7b4c1919fe3f49acfbcc04f162e0131f7d1964068b8937fb3f36f54e4e