www.northit.co.uk

Issued by R3

About this certificate

This digital certificate with serial number 03:23:8b:31:c4:e1:83:37:69:44:48:78:30:0a:87:a5:e4:c3 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:
  • 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=www.northit.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:23:8b:31:c4:e1:83:37:69:44:48:78:30:0a:87:a5:e4:c3
Serial Number (int): 273431761744692986079728872279139886163139
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 48:86:c8:ea:53:9d:b1:99:e2:52:cb:87:48:fe:a0:cb:49:97:88:b1
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): f2:a9:e2:81:a0:04:6d:50:ab:66:f5:d9:e1:70:57:e5:92:c6:f5:2e
Fingerprint (sha256): 18:09:0a:a5:13:b9:de:4d:32:c7:3e:4c:42:a3:b4:b4:f7:df:19:27:55:a5:5f:2c:91:30:39:82:71:ff:10:ac

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

Revocation information

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

Check the revocation status for certificate www.northit.co.uk

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.northit.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

northit.co.uk
www.northit.co.uk

Other certificates including the domain name northit.co.uk

(limited to 100 certificates)
northit.co.uk
www.northit.co.uk
northit.co.uk
northit.co.uk
interflora.northit.co.uk
www.northit.co.uk
northit.co.uk
interflora.northit.co.uk
www.northit.co.uk
www.northit.co.uk
www.northit.co.uk

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIE/zCCA+egAwIBAgISAyOLMcThgzdpREh4MAqHpeTDMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzA5MTcyMTEyMThaFw0yMzEyMTYyMTEyMTdaMBwxGjAYBgNVBAMT
EXd3dy5ub3J0aGl0LmNvLnVrMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKC
AQEAnDIBWICdmgtPjRS5wkaucPvaf0G0zVOHVjbb7Qd5kDwe9p9g7i4iA+zq8Svz
VdStdKu5ds8WITtzpKJNWKS7F7/5tAnAy3T6Oa0Firsvm1bpGU9ADWDarh9C+pej
Z8tmEN25VOU+S3grF5YXaRBhWF2S6POQmiUbSEsiPVdPGUe33I8ygEyf6qrbgTRu
pJr53I9kR4wzG/zv284wFpkhICMMUcvyXVVSEhNVoyGNeIdcC4VtVvKBddDYZlwi
jtm6dKao7AtPZzNVHV+E4B/p3ahhxkJUf7fewgGdoV0MumnIR7feYvjMfeDz09ed
BBHbNrU4a0lHFdzT0f/JwkI6swIDAQABo4ICIzCCAh8wDgYDVR0PAQH/BAQDAgWg
MB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0G
A1UdDgQWBBRIhsjqU52xmeJSy4dI/qDLSZeIsTAfBgNVHSMEGDAWgBQULrMXt1hW
y65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6
Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iu
b3JnLzArBgNVHREEJDAigg1ub3J0aGl0LmNvLnVrghF3d3cubm9ydGhpdC5jby51
azATBgNVHSAEDDAKMAgGBmeBDAECATCCAQUGCisGAQQB1nkCBAIEgfYEgfMA8QB3
AHoyjFTYty22IOo44FIe6YQWcDIThU070ivBOlejUutSAAABiqUzogAAAAQDAEgw
RgIhAMbNEsQP8OKIdf3tnwe/KVaaQu/xhdqAb+/yo/EUMRF5AiEAi2UUI810Vls9
hsnREeHGk3DVOm/e+PoNVtlFZSRJJIIAdgC3Pvsk35xNunXyOcW6WPRsXfxCz3qf
NcSeHQmBJe20mQAAAYqlM6H/AAAEAwBHMEUCICYAsBdoKuSQuKyxXFJQhx4+fnRt
CopOHKHf9ZqFyXrcAiEAgdF78OP/Y3ZRnQO+HuZy6GVIB8t0huIsvQgsT/F0110w
DQYJKoZIhvcNAQELBQADggEBAKEt3Uwj2S8FXY66CY0EGhOLO0MIbj3WDQUYQL9h
7OMjlkckOH01j1zewGqYBw0pYCOgGmWREchW/aK8lwlTwqy8v5Nb4WkcC2KYyd4g
j8IQJajqxszhKwfKpCn+ys74yOVYGY0qkYoJMOg0g+kHlJFFkvTRHnujNz2+xnXR
9QzR7Rz2vZa6ftZxlXv5V/maeKBSO0N05xJkMJtfSQwWIfEfTMd6hbBrSz+CMurv
Fk2wYqc1NC7AqmxSJl1/LlCiKU+3E0nkg9q+vAosgVR124+jWsjYUN4AM/xpSoCS
OkAJ0598jmt2o6m2RK1uzDvsd6fCn+0W6AP49+B/Qf8aVVg=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnDIBWICdmgtPjRS5wkau
cPvaf0G0zVOHVjbb7Qd5kDwe9p9g7i4iA+zq8SvzVdStdKu5ds8WITtzpKJNWKS7
F7/5tAnAy3T6Oa0Firsvm1bpGU9ADWDarh9C+pejZ8tmEN25VOU+S3grF5YXaRBh
WF2S6POQmiUbSEsiPVdPGUe33I8ygEyf6qrbgTRupJr53I9kR4wzG/zv284wFpkh
ICMMUcvyXVVSEhNVoyGNeIdcC4VtVvKBddDYZlwijtm6dKao7AtPZzNVHV+E4B/p
3ahhxkJUf7fewgGdoV0MumnIR7feYvjMfeDz09edBBHbNrU4a0lHFdzT0f/JwkI6
swIDAQAB
-----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 273431761744692986079728872279139886163139
 . . . . . . . . [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 2023-09-17 21:12:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-16 21:12:17 +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 'www.northit.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 19717834085814045444755871556736772252593610462823189789489178965847652471117434532090317741401009152382342723266855969155230210239947905758077377109227024000591173029801284953738203779138343958493567284990066881784484676516329200837158334776332443020598883986608125109641412152092705806011314968688429171772136294650041231617084305616080738438109600976415572407958889428912908108809255802190243751526062999244920959526010894012805904158502678131050185176301810204170649086775149922057133678093983822094441558714678247840730779238746370454629293362854438321414343390961789925311211957204412887376833337148180575435443
 . . . . . . . . . . . . . . . . . . . . [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)
							4886c8ea539db199e252cb8748fea0cb499788b1
 . . . . . . . . . . . . . . . . [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 (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'northit.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.northit.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 (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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018aa533a2000000040300483046022100c6cd12c40ff0e28875fded9f07bf29569a42eff185da806feff2a3f1143111790221008b651423cd74565b3d86c9d111e1c69370d53a6fdef8fa0d56d9456524492482007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018aa533a1ff000004030047304502202600b017682ae490b8acb15c5250871e3e7e746d0a8a4e1ca1dff59a85c97adc02210081d17bf0e3ff6376519d03be1ee672e8654807cb7486e22cbd082c4ff174d75d
 . . . . [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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