1plm.co.uk

Issued by R3

About this certificate

This digital certificate with serial number 04:d9:27:b4:d7:85:4e:30:0b:e1:8a:00:e4:60:35:f4:63:ab 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:d9:27:b4:d7:85:4e:30:0b:e1:8a:00:e4:60:35:f4:63:ab
Serial Number (int): 422343196225434389460882469180905687901099
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: b9:77:be:59:d2:49:d5:e7:bf:c3:45:df:9a:9b:f1:94:91:f1:59:32
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b4:74:b6:34:28:5a:d9:60:e8:63:ef:6c:dd:e1:c1:bd:76:e7:37:56
Fingerprint (sha256): 23:10:90:54:c4:b3:05:f2:f0:fd:45:f4:3b:00:da:67:c5:c0:24:48:fe:29:8e:77:4d:59:51:39:53:84:ff:1f

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAw1ZYTxXG8qSx7jVSEas+
X4y0yRv7BIyQ4AQ25d+WkH5y6aI6Y4RhIciBuNheDzlbrdcBAQh7V/dbNIdgU3Lp
2KghHG7kf7VR1TzHuw9vlsAWMdyjZIS17HEVk2w+drBX2kBYGhCcKQUFiqGdIOoy
apQgtPMtRIgCf7ZhR6uzIbg24Rj9P1+iUCrcf8+G2oBr1hmaall0P2Xfou4CXDJu
CfDBPV+CKNq395ksSS77EYiurEiPyET8LHU76pKfg8fi5QiiB8m6P9PR8JENzlq5
kVh4IEy1pu4rqZUsNfETEqfI8ymAc8HBW0WUS5RtS/Bq66KbwhneIMrQJyGuKV+a
tQIDAQAB
-----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 422343196225434389460882469180905687901099
 . . . . . . . . [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 2023-10-22 13:32:19 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-20 13:32:18 +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 '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 24659047753465503620322042393322675401466500203218832460699362509398799779115400327897870740158226614610002615561954032756046782733622132341994856587943651835196851948094001258346113310744897018565989391421116200113976584236562906433340150174438217468419315373852465499304493983167622261060335326923322415863064778450017789422931291010620762450715574535403287443436544444968495199982810314559333366202842076083323633095070854216820098473696826849709810067292032442786705896698910386983096689882904351692366461370159451923716565815981195096949090903739840631679959485098960331266688860816475275717150077956126626781877
 . . . . . . . . . . . . . . . . . . . . [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)
							b977be59d249d5e7bfc345df9a9bf19491f15932
 . . . . . . . . . . . . . . . . [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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b57cd13760000040300483046022100cef38598f01a61c79c67ccbf829191f7eb5c7b183528bf7268bb1679503e72da022100b6e3ee1bd8c49096c866d6fdb64e76c37f8720c9b0f222250258bb8998f569c400770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018b57cd139c000004030048304602210082adc6ebb1518f6af23270ead6fa06a171093f5aed7f62e7d574baeb565c90690221008f9890db8c819c86249409ae14180d55559def058f08bc9450097813f4c7883f
 . . . . [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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