swiftpak.co.uk

Issued by R3

About this certificate

This digital certificate with serial number 04:12:3d:2d:f1:50:5b:67:9b:5f:59:c6:6a:4e:58:0e:93:74 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=swiftpak.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:12:3d:2d:f1:50:5b:67:9b:5f:59:c6:6a:4e:58:0e:93:74
Serial Number (int): 354655547787146648734499353440341315195764
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 45:b8:40:03:11:56:5a:95:49:64:96:54:27:82:18:e3:1b:b7:59:6b
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): fa:b9:da:1b:ec:b1:d8:a8:7d:1f:bc:d5:e4:28:b7:7a:a1:c0:f9:21
Fingerprint (sha256): 22:9a:09:b5:a9:cf:59:2f:4c:d5:c7:a0:c0:08:1a:a6:5f:37:af:d8:ed:a4:32:5b:2e:41:3d:11:5a:8c:3a:4d

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

Revocation information

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

Check the revocation status for certificate swiftpak.co.uk

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for swiftpak.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

swiftpak.co.uk
www.swiftpak.co.uk

Other certificates including the domain name swiftpak.co.uk

(limited to 100 certificates)
info.swiftpak.co.uk
www.swiftpak.co.uk
info.swiftpak.co.uk
mail.swiftpak.co.uk
swiftpak.co.uk
blog.swiftpak.co.uk
swiftpak.co.uk
info.swiftpak.co.uk
www.swiftpak.co.uk
swiftpak.co.uk
www.swiftpak.co.uk
www.swiftpak.co.uk
swiftpak.co.uk
swiftpak.co.uk
info.swiftpak.co.uk
www.swiftpak.co.uk
blog.swiftpak.co.uk
blog.swiftpak.co.uk
info.swiftpak.co.uk
swiftpak.co.uk
info.swiftpak.co.uk
mail.swiftpak.co.uk
blog.swiftpak.co.uk
info.swiftpak.co.uk
info.swiftpak.co.uk
blog.swiftpak.co.uk
swiftpak.co.uk
info.swiftpak.co.uk
blog.swiftpak.co.uk
blog.swiftpak.co.uk
info.swiftpak.co.uk
mail.swiftpak.co.uk
mail.swiftpak.co.uk
info.swiftpak.co.uk
blog.swiftpak.co.uk
mail.swiftpak.co.uk
blog.swiftpak.co.uk
blog.swiftpak.co.uk
blog.swiftpak.co.uk
www.swiftpak.co.uk
www.swiftpak.co.uk
www.swiftpak.co.uk
swiftpak.co.uk
www.swiftpak.co.uk
blog.swiftpak.co.uk
swiftpak.co.uk
blog.swiftpak.co.uk
info.swiftpak.co.uk
info.swiftpak.co.uk
swiftpak.co.uk
blog.swiftpak.co.uk

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqH5VcanTq5LJ3T79Rc0I
JiZJ55drxKOP522dVQxkNs/Z5cTBLSj0rMYBTba342uReKSjmjhZDTKQf6n+hAy3
ZtRhDMbCNhC78lsWJK8sE1ER1WBodJ4P9MThZrb1D0jz0h/Nof9BVq1UNSELpnmb
KJz2ZUyJAl6thn2n26ZSx93MGJE51NxqqtCEp56LgW7wv9DD9sGlhYniROPI783N
L9O5GJWf2VyHjeb94soN9Xgh4ZSsfM/gUjo5ybJO8G9BzJavXsNOTK42pUmhSJYH
eFuzAv7AAHBuerAE/6iBS5lfzBxFMpVesNLIpfxbWB6QADgk3xhCrB4hAWFuTm0I
2QIDAQAB
-----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 354655547787146648734499353440341315195764
 . . . . . . . . [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 2023-12-27 20:21:26 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-26 20:21:25 +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 'swiftpak.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 21270332735982601533679181098626797138191794764678446650191637106715045212782317396122759413422994043431338300134864508099973064009818113591785715531983676237866628276797579938408060359362161101397556632026138107722960245656758520506817287802121346978516908765875684629661233784892305314305096635802434947430243971761947198479597472014291390685643492413444714863975500180200400905796976057165147109321954344051454269125656665036368057930954243800490539900484236341644608235737345253904119102030096773409797534837222865780280235907811636307430645801673274627476213850586099227771409934025000075744071297961610082846937
 . . . . . . . . . . . . . . . . . . . . [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)
							45b8400311565a9549649654278218e31bb7596b
 . . . . . . . . . . . . . . . . [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 (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'swiftpak.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.swiftpak.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018cad275cd10000040300473045022100d38022e4a666e74490328e491d4fc425906263d58450f6eccc0ee3878abbde7c02206127fdef303f52a1d2ac2f20e13185b1b217f815f9c442a9876aea3005c86dc200750076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018cad275d25000004030046304402206e1b39054a25ac3cc1a4ae5e37425f4d42073aa97ef8f910610b6535c20f97b1022036ade005dc295cd1aab25a3c374767ed4a5ff28b7557bf5f30787f4b8633ec29
 . . . . [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)
		003b45c0f93fd7b3fdea679d2aa3115abec18d6eb3fff30bfb3f794ea265f8cc0a4294a2d0e6a5e44e80b092bb57e00f1e355ade77c8239252ec2adbcb659fc0b727dcb7b647b5091694e8e544c9bbf8867b2f184465863af0c31026a7adac52d15880142d8bf923d916099ca79aca369fca2b83f7b1175c8bd54736e2983da5484a9f72b6da0080b184586f7bf4c1210f372ff4b563670221d7b75beda42720c544e7904090b91d012186675d7c619d2b5bdc2df8e42f79e5b893c9b7e0ff51fa1f863fe535ba00544831a3a6b985f7da1a731aeaa8d30c0393c09fe13904fb23ca65eac2ad9fb21ee8cc9dcfa89bd4112062018a57553f9d8ce583de48e9be88