1plm.co.uk

Issued by R3

About this certificate

This digital certificate with serial number 03:4a:16:8a:52:51:c8:50:8f:ed:7e:6d:a0:aa:d3:0f:37:89 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

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): 03:4a:16:8a:52:51:c8:50:8f:ed:7e:6d:a0:aa:d3:0f:37:89
Serial Number (int): 286547714169940995250379660224304247682953
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 8b:fc:0c:2e:2c:ed:31:90:7a:27:55:ed:9e:5c:50:e2:76:bb:24:d6
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): f2:45:15:97:53:75:ae:82:66:1e:25:c6:36:6f:7e:b1:7c:c9:6b:89
Fingerprint (sha256): 29:07:c8:fd:bf:17:72:9c:e0:d4:dd:7a:c4:a8:bb:f7:5d:7a:61:36:19:dc:07:28:df:ac:d5:53:d4:f0:f8:61

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsqlF6wAqo1anQHDVDJSq
pJzzrc1Y49B+ihHS91FRG2TTbBQ5DVrX3D2QZt7WIRQIcLnKdRKLi7Nl7dXROhj6
D7JO/cazw7x8tYXYgYyvYDBxX5jLZIlfsROcKFHbHYI52AGN/VsVGsoCzAV3jXW5
diO4Czkio6Wev+jzzk4JTH1pIfTRms8Eu2rdrCaMHEi0dkcWoJMrmGM4qx8Q7WqM
GmHo97E+o6dUqoyjVnD2e6Cb/cGpO8OFNmRrZEjhDlKz2mGB3m7sAPLO94u5fbPN
JqthqbecntO/Bf3p2N/4eHxv8QCoArzQ3BAyDPTm5GC1MldNXwcMj+CU1k3DOCZm
VQIDAQAB
-----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 286547714169940995250379660224304247682953
 . . . . . . . . [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 2023-04-21 13:32:26 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-07-20 13:32:25 +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 22553889969020599914393455835729052665870877542060497482794626748652282737146571333825004916539441291731241545365303968477510297312955369348219410864792471545665743368075283297153661693222300356530678349077827231342754287736733442410313178485647142793872723581936873437789550845594668988440071944275155714154677982638918729887540952925833521668598544247403156206149781343449853766769415880500975895712380015165655559054703746346239715793904925379631625860905254394569780190233096232757465218461278742474852484000427766404085629824007367482409424618867759640842519458012690877813639645257779781169568647255494786180693
 . . . . . . . . . . . . . . . . . . . . [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)
							8bfc0c2e2ced31907a2755ed9e5c50e276bb24d6
 . . . . . . . . . . . . . . . . [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 (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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000187a43b0e340000040300473045022100d3e591212fea1a8628ec996a4134031ee97bcc12cb56280ef8038a514cc4c9000220721b5f3d409ec30b13654db0ff61558b5644333f90486cd3ada3f30372eaa7bb007500e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e00000187a43b0e200000040300463044022034ac7742eb2368ef4c2f5007a98a6ca3c4d25e9c0699b1f0dd42e363a02e8d0c02205a15e6e66e26f272918f0fe510b0445da303b05b00206cbfc8700055842d9566
 . . . . [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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