jec.co.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:c6:05:15:34:89:fd:0e:d9:36:eb:dc:51:37:b1:26:8c:b5 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): 04:c6:05:15:34:89:fd:0e:d9:36:eb:dc:51:37:b1:26:8c:b5
Serial Number (int): 415831808621217631475542486171200227019957
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 66:0f:f6:ca:a5:82:da:89:50:55:17:09:d5:f4:3f:f3:a5:15:4a:a5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): c0:f9:ea:0e:d0:67:39:8d:39:6b:6a:a2:78:96:33:fa:3c:4e:61:97
Fingerprint (sha256): 48:a0:ac:5c:9f:39:7b:4c:11:23:63:17:2a:58:24:5e:30:dc:fa:d4:04:b8:95:13:b0:74:95:1a:36:55:a4:4f

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

3072

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
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ph-expressway-e.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.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
www.jec.co.uk
careers.jec.co.uk
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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-----
MIIBojANBgkqhkiG9w0BAQEFAAOCAY8AMIIBigKCAYEAnCz3uyejPb8GhuWtMN1D
0KX+D3btz4tBfMDB45rPIgTnE+HyYZIecbsXJE1BajxIXcKSyomeo5AxIf/4hgW4
bD6WK+dfRgmjbB98J4mffiIs9GPjsEPxDDHj7bIE4/XOnu/5Hg5ACqGKqEfbJdjr
nTd9gSy/Su0fULwDfCkIm/5+wkUVmnNgg8DznA/14YVuJaHkx32tNCgbqGceUvcR
t+dTK1llgkJC9vBJdav+BscYcBCDj1jiiR9vy7GY/Of/kD5IODfkuGopShSDtzAy
/lVPFYDudmgEkIa2koyIz1KkI/eRP/9fzsTfO2Knw0qwTeAa5vgUAQICC62UrR22
CdoPwXs+I8oKl0IeX4scHMcJugkvDHqUepuvaaNaeIhCfTMEUr0zOGXWRgQCtPR0
QNlIWRPNyQNuG//YbHbfTI04RhmDB8ui11gLMZiG4RgBHvljLmI+vVOhEebcurDp
/NKT/Tmpn6eLyv1kGK01au5n2ms/Q96B7Ym2thszWsHLAgMBAAE=
-----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 415831808621217631475542486171200227019957
 . . . . . . . . [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 2020-11-17 11:24:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2021-02-15 11:24:28 +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 (3184 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 3544214929927727211286138066263326390589496337572081877638044174868677210761827216859113130326939066353140834664031155904173407259007367839181390344104239371091287346530336361299273983718254485003793548573993056076598260663357785043238517578764819277205073890292058284774475644684612636903208628041083020191755570353019389665004196677972433967234676795693629000832161034769216960208669540013252168661305639318039863031293957668875534856598016489379483924667297020433325689571740305939920527126258859419027832865376865079696985107976857413927649072004396372212510014781487376881215285643670696991777809508622561652479769922773012936839265868490417562558796567423578264879212288526840377622135629111675134576717358732256657217217692999022415262623441881480763059216141313391953483412571859257957696390012002950656885841988945253206755567226003091955360031495531628109936642115546712135199702768746122943775367891899849985671627
 . . . . . . . . . . . . . . . . . . . . [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)
							660ff6caa582da8950551709d5f43ff3a5154aa5
 . . . . . . . . . . . . . . . . [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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