1plm.co.uk

Issued by R3

About this certificate

This digital certificate with serial number 04:2a:36:67:a0:56:f8:b3:87:ac:d2:ad:bd:ff:6c:f8:b5:6f was issued on by Let's Encrypt.

With 8 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=1plm.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:2a:36:67:a0:56:f8:b3:87:ac:d2:ad:bd:ff:6c:f8:b5:6f
Serial Number (int): 362813319508145344477698777371816790373743
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 61:26:0f:a2:5e:a9:c9:7f:cc:4a:4a:cb:86:69:20:da:67:b5:f4:c0
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): fb:f6:b3:a7:0d:85:49:19:76:a8:53:96:21:a6:e2:b9:dd:da:a4:d0
Fingerprint (sha256): 0d:22:49:d4:f1:f9:9d:f5:86:ce:41:29:d7:bc:45:26:47:8b:d0:03:f1:99:6d:a8:45:15:89:f2:5c:60:99:84

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate 1plm.co.uk

8

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 1plm.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

1plm.co.uk
cuttingedge.co.uk
cuttingedgesolutions.ie
oneplm.co.uk
oneplm.com
oneplm.eu
oneplm.ie
www.oneplm.com

Other certificates including the domain name 1plm.co.uk

(limited to 100 certificates)
1plm.co.uk
1plm.co.uk
1plm.co.uk
1plm.co.uk
1plm.co.uk
1plm.co.uk
oneplm.com
1plm.co.uk
1plm.co.uk
oneplm.com
oneplm.com
oneplm.com
oneplm.com
1plm.co.uk
1plm.co.uk
1plm.co.uk
oneplm.com
1plm.co.uk
1plm.co.uk
1plm.co.uk

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxEdV5H2gQUi+EiulCTYE
LHjo69/WnE/EPvn4snZQdlFMBgetrk7r8ZIYiN7T9JvYQbboWbezl3jhZmBe7/s0
uu4KocNGGKD/M+fGfkwlD04nalypjMrvFVPFUCgDR7aufPAc1bxfPWvuVaoIOPI7
TAfAVDxCKM3+EkIvGNA2xIN+jeqEyJPyfgbLMwTA1Mwk8faJMG6KL47HwLD4FuQu
5Q+JJtJ1DfxSq1iaJgw9P6+lQnVM1qjoeQ6eYrPavUkiA9W2Fi9vfAzTS0gyDQFM
nfb6wrLuFHKAErfekH2/9he2fmu3h1kmgcTRQHl4/da2A10MHMXybZKbXVlM99Ud
OwIDAQAB
-----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 362813319508145344477698777371816790373743
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-22 13:32:38 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-21 13:32:37 +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 '1plm.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 24777884628205306072031303738201076366056919346700481332388911828969187043804383522587968816202130165675540654702226841160866880885462321974610786910315259346972742648567041109179823755902849573612752940272057681863555354953595946676748221048135985103759197907426539040387819986014960133583192125355239601219142255417923635948038709515867660724019151439180105250307229111799084183163426296941870231651308046699288911437918534246891576155140192818351223047658400646236612180516645026871727198331191856318667652928663799124080283598262299120221033436748337923036938629374339998987309401391168216732222020202424058584379
 . . . . . . . . . . . . . . . . . . . . [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)
							61260fa25ea9c97fcc4a4acb866920da67b5f4c0
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (122 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '1plm.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cuttingedge.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cuttingedgesolutions.ie'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'oneplm.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'oneplm.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'oneplm.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'oneplm.ie'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.oneplm.com'
 . . . . . . . . . . . . . . . . [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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c91f149350000040300473045022100fe82969b2dfe852998010c5cdd5fe8c9b7af073b2c9892a3ecb89014922baf910220350edc03261bf5c279834bd3d6dc5ba98f6ae1f5e2cfd760cdf0da369be8458300760029d03a1bb674aa711cd3035b6557c14f8aa78b4fe8389449eca453f944bd24680000018c91f149f50000040300473045022100fd3f1c952a88cd528c0dd42de423a9512138f6377ca2d27e50c6c2d3ee4936ac02207f5e780dc73fd71377c9749a083cba1a082f73d21c337c0d49fe0f6bcfebcc80
 . . . . [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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