jec.co.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:4f:02:2b:d3:76:23:02:56:1a:36:6f:9d:af:01:b8:39:22 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): 03:4f:02:2b:d3:76:23:02:56:1a:36:6f:9d:af:01:b8:39:22
Serial Number (int): 288222050795739549729800219915623689894178
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 3c:15:50:6d:b8:ef:22:91:ab:96:cd:b3:75:b9:80:b3:ab:2b:12:c5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 6f:c5:d5:c5:ba:d1:87:45:95:42:30:7a:a9:48:72:7a:70:f6:d2:90
Fingerprint (sha256): 61:4c:82:4f:93:de:22:6b:5a:d9:35:88:4a:58:97:4d:22:84:0d:6a:62:e8:c2:f8:46:2e:95:3e:39:ce:f6:e0

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
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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
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www.jerseyelectricity.je
www.jerseyelectricity.je
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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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApwz5mSO5+Yv8qGpptnex
m+XDtcUdYRo7+IS1EJLINgmv/0KsEB2CBX8/BqpUMDPYfuNiNI89coLkIxEBmmyu
uT2loU56zrUTJu+T6B9MgGi7ERzoIMsjVAazftD87S2xaRSxQtOeKGTLdMqEVlW+
SR1HYSD++IQ4ZgjrWUazeOSTnoMYAI3AypKRc/zJ/Ha2AEnGpylNpytFgPs5yw7Y
NxJii2OhzXTX2JgsZsPW5t9M6BisOtStL/a6Qk4dXVFra3Uy4SpOjHHJ4qMcuQC9
bbpwZqg+eStwpzdMLBX5/IGmlKqo7RUxK7Go36ORkFodm2zTB233U67Wl37yVwB6
9wIDAQAB
-----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 288222050795739549729800219915623689894178
 . . . . . . . . [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 2020-06-11 16:22:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-09-09 16:22:18 +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 21088195136831822086568113996846627543969176918415820709046401430225067903745278740372932218106514650031891960976636428570196991649427604555210486686601528967912636961339532537656764896156135091413627907857754854761430964122506237001657794064645378360385774430357256245607510675343512286395986916318643673937819493568949183395801416300374586742252216064378644694681213401840448075816281590076420687499098474970468069089921676373149682640813645482316910303729696396891839314629792311677365486178497512514479669456512206401966527832514384536654010220660471386261732885635509693190143349383342655366077941821457198775031
 . . . . . . . . . . . . . . . . . . . . [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)
							3c15506db8ef2291ab96cdb375b980b3ab2b12c5
 . . . . . . . . . . . . . . . . [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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