centurylighting.co.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:f3:75:1a:0b:98:a7:4b:2f:51:ee:32:f7:81:02:0f:ee:e3 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=centurylighting.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f3:75:1a:0b:98:a7:4b:2f:51:ee:32:f7:81:02:0f:ee:e3
Serial Number (int): 344181127867494904855995580051885726363363
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 45:43:98:b0:63:ea:32:9b:5b:16:24:01:c3:df:c2:2c:f1:7b:4c:ba
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 25:81:d4:5a:9c:09:1f:1c:d3:e5:f7:5b:91:8f:5c:e2:9c:4f:9c:f5
Fingerprint (sha256): 19:e6:2f:b6:68:0c:25:84:bc:fc:b1:41:67:45:1a:7f:ba:e7:40:aa:59:b7:05:ef:f7:65:8a:ba:b2:64:d0:d5

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 centurylighting.co.uk

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for centurylighting.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

centurylighting.co.uk
www.centurylighting.co.uk

Other certificates including the domain name centurylighting.co.uk

(limited to 100 certificates)
centurylighting.co.uk
centurylighting.co.uk
centurylighting.co.uk
centurylighting.co.uk
remote.centurylighting.co.uk
centurylighting.co.uk
centurylighting.co.uk
centurylighting.co.uk
centurylighting.co.uk
remote.centurylighting.co.uk
centurylighting.co.uk
centurylighting.co.uk
centurylighting.co.uk
centurylighting.co.uk
centurylighting.co.uk
centurylighting.co.uk

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoF6An+ETnDI0242QEqK2
Yw1hS176T8WvblHVnNK1arDXoBhLeX/xcF4SCEhAlVGUY2T+90aQ0wu6kUV0gjz3
jcXx0T9jBOdZwmhiu8xzfoKLJeumN8fcOsWDutxgXc+TEpchYsevbkVHM4wmMjoU
ke0bsTkmR78osEoLSN2rM/mW1AMPmp7tdd1bqlPcaM7xBr2fujvMPW8xQueMJDoY
tpfXUQYSTi/Q8LxaPh93YdfPWmv8pINQfenddUcCrCnvUjOx0fM1r+sE6DWz70a1
LtggLO70pJ/ngzPqnXgieZN5gffot7E4GExrmdGKxNXyF2xfX+HMxIdNH+1vy7Sj
8QIDAQAB
-----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 344181127867494904855995580051885726363363
 . . . . . . . . [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 2019-10-17 11:24:53 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-15 11:24:53 +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 'centurylighting.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 20244729684356877955177074412360045144399255511922245973734191476129740668186470738305247885714478053159879853525684318953039088921030663975745389740744964194254680775281188979458620980731028580879939035739900360250679948876861132615929428202694546424082817715816977281942933044280215835292738687299926810071865686893256674612781161117479605201981124746316650792010935633741510482299454820354710811025881878394301162559487924532775741862752863221452811252979277951755867698412980121264208262167006948284990296837297434811314694579289818179190499893196487359564432595738807810679920719370286664171480286286847403140081
 . . . . . . . . . . . . . . . . . . . . [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)
							454398b063ea329b5b162401c3dfc22cf17b4cba
 . . . . . . . . . . . . . . . . [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 (52 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'centurylighting.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.centurylighting.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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dd9ad8e7c0000040300473045022009cd1accb20adc083662a4b32e9566d6c4dd435c8c7bc07befcbcfd9fa5da61b0221009a7215a354f9ccd582c32716d4f5453e7261aae116dd4f4fdedd3cac270ddc5f007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dd9ad8e6800000403004830460221008c98deccc3e88c509e4489cf751023644db8f0bb8d8e511828bec617a1e602570221008afc0bfc222aa28bebb5e7623d3a56c865b2ffc6e546b3b023db1cade031052e
 . . . . [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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