nilgosc.org.uk

Issued by E1

About this certificate

This digital certificate with serial number 03:18:0d:cd:43:8e:68:4b:1c:32:8d:b6:34:08:c1:b7:ab:2a 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:
  • 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=nilgosc.org.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:18:0d:cd:43:8e:68:4b:1c:32:8d:b6:34:08:c1:b7:ab:2a
Serial Number (int): 269521980356388586374308442787028982541098
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 17:51:f8:f6:fa:67:e4:43:a6:02:ea:35:8d:94:25:31:5c:0f:6a:8c
AuthorityKeyId: 5a:f3:ed:2b:fc:36:c2:37:79:b9:52:30:ea:54:6f:cf:55:cb:2e:ac

Fingerprint (sha1): 83:bc:27:55:09:b1:c9:ad:9d:f8:ba:9c:bc:af:d2:9b:2d:d4:38:63
Fingerprint (sha256): 35:d5:aa:c7:5c:95:46:0d:85:ed:ae:39:01:d1:ea:5a:1d:33:13:d6:1e:72:75:56:38:ff:f7:4f:f8:2b:4c:9d

Issuing Certificate URL: http://e1.i.lencr.org/

Revocation information

OCSP Server: http://e1.o.lencr.org

Check the revocation status for certificate nilgosc.org.uk

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for nilgosc.org.uk

Public Key Algorithm

ECDSA

Key Size

256

Signature Algorithm

ECDSA with SHA384

Key Usage

Digital Signature

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

nilgosc.org.uk

Other certificates including the domain name nilgosc.org.uk

(limited to 100 certificates)
www.nilgosc.org.uk
*.nilgosc.org.uk
mail.nilgosc.org.uk
ithelp.visionrt.com
servicedesk.hermesairports.com
helpdesk.kleen-tex.eu
itdesk.mkspamp.com
support.erm.com
it.littlegarth.org
helpdesk.kleen-tex.eu
support.erm.com
servicedesk.danbred.com
ithelpdesk.farnboroughairport.com
ithelp.visionrt.com
helpdesk.troax.com
www.nilgosc.org.uk
employer.nilgosc.org.uk
ithelpdesk.farnboroughairport.com
soporte.llorenteycuenca.com
nilgosc.org.uk
ithelpdesk.farnboroughairport.com
*.nilgosc.org.uk
support.erm.com
servicedesk.hermesairports.com
servicedesk.hermesairports.com
ithelpdesk.farnboroughairport.com
helpdesk.fast.eu
helpdesk.kleen-tex.eu
it.littlegarth.org
employer.nilgosc.org.uk
ithelpdesk.farnboroughairport.com
it.littlegarth.org
servicedesk.nilgosc.org.uk
employer.nilgosc.org.uk
soporte.llorenteycuenca.com
*.nilgosc.org.uk
servicedesk.hermesairports.com
servicedesk.hermesairports.com
nilgosc.org.uk
helpdesk.criticaltechworks.com
soporte.llorenteycuenca.com
mail.nilgosc.org.uk
itdesk.mkspamp.com
servicedesk.hermesairports.com
mail.nilgosc.org.uk
support.erm.com
support.jjhousing.co.uk
ithelpdesk.holmes-hills.co.uk
servicedesk.nilgosc.org.uk
ithelpdesk.farnboroughairport.com
ithelpdesk.farnboroughairport.com
servicedesk.groupe-r.ch
ithelpdesk.farnboroughairport.com
servicedesk.hermesairports.com
helpdesk.troax.com
itsupport.alphaplusgroup.co.uk
nilgosc.org.uk
helpdesk.troax.com
helpdesk.troax.com
helpdesk.fsbtech.com
soporte.llorenteycuenca.com
servicedesk.hermesairports.com
helpdesk.fast.eu
itdesk.mkspamp.com
ithelpdesk.holmes-hills.co.uk
nilgosc.org.uk
*.nilgosc.org.uk
servicedesk.hermesairports.com
helpdesk.kleen-tex.eu
employer.nilgosc.org.uk
employer.nilgosc.org.uk
nilgosc.org.uk
servicedesk.hermesairports.com
ithelpdesk.farnboroughairport.com
it.littlegarth.org
servicedesk.hermesairports.com
ithelpdesk.holmes-hills.co.uk

Certificate

The complete raw certificate details for nilgosc.org.uk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAE7ZqUprsRIO3sTrobBT+IygGdNyRt
HqiAbVDebM6ekfhCMTCvBCENkw3SzsTcSWSkHq3+FsZREDfcP9Cp31PdyQ==
-----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 269521980356388586374308442787028982541098
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.4.3.3 (ecdsaWithSHA384)
 . . . . . . . . [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 'E1'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-20 13:30:17 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-18 13:30:16 +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 'nilgosc.org.uk'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey)
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1)
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits)
				0004ed9a94a6bb1120edec4eba1b053f88ca019d37246d1ea8806d50de6cce9e91f8423130af04210d930dd2cec4dc4964a41eadfe16c6511037dc3fd0a9df53ddc9
 . . . . . . . . [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 (1 bits)
							0780
 . . . . . . . . . . . . . . . . [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)
							1751f8f6fa67e443a602ea358d9425315c0f6a8c
 . . . . . . . . . . . . . . . . [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 5af3ed2bfc36c23779b95230ea546fcf55cb2eac
 . . . . . . . . . . . . . . . . [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://e1.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://e1.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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nilgosc.org.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 (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)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018e5c451f98000004030047304502204725b3ae2cc1d69edad8e72138840ad734fa016d89d48a21d0abf79f4c22613d022100d6583698f78fc7a393c869e09ea552a9171309cd723015269e4cc49f2f686467007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018e5c451fdd0000040300473045022100806f7de470e8a12fe2a42434292bd2608ed3bf02d1b6a8e4676d19a20c9764d802203d6161c0457396983f4c637350355dee7a5627e3b972a4f6544e31434433753e
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.4.3.3 (ecdsaWithSHA384)
 . . . . [c:0|t:3|false] BIT STRING (824 bits)
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 4878376345785201409640108210375250030350165057859563791640943325579144520119996658360243508383043670163096555827416
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 21720123597879206662443910288311133780816798721892632948791357167933337432117449197338770835688385893685047819153868