tus.ie

Issued by R3

About this certificate

This digital certificate with serial number 03:4e:09:cc:b5:39:dc:75:4d:cf:b4:a7:7c:37:03:c9:1c:43 was issued on by Let's Encrypt.

With 6 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=tus.ie

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:4e:09:cc:b5:39:dc:75:4d:cf:b4:a7:7c:37:03:c9:1c:43
Serial Number (int): 287891908371335517475907989890131196189763
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: af:c2:66:02:8b:a7:90:eb:87:ea:41:4f:b7:a6:4f:f4:7c:4c:36:de
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 1d:ea:e6:d8:b6:e6:0a:e2:7f:49:ed:b6:3d:24:2c:75:18:cd:39:de
Fingerprint (sha256): 76:a0:e0:b2:1c:04:78:88:89:0c:d0:d8:e1:37:4c:31:09:25:f3:6e:43:c4:97:e7:bd:70:c3:2c:d0:bf:20:be

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

Revocation information

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

Check the revocation status for certificate tus.ie

6

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for tus.ie

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

ait.ie
lit.ie
tus.ie
www.ait.ie
www.lit.ie
www.tus.ie

Other certificates including the domain name tus.ie

(limited to 100 certificates)
tus.ie
moodle.midlands.tus.ie
moodle.midwest.tus.ie
tus.ie
tus.ie
*.tus.ie

Certificate

The complete raw certificate details for tus.ie in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1pyba4/MAFbaJ2QgtdGl
piJJvf5y4C2KBf0cJrNAo7UGR1puxh+WJptZ52GWBkXktbhFd6oEB/MjvM7oYMhE
v6RuasAK0MLKjuJ/fJasSzLWh1IViJ7w9F3zsmg0DMPtajdbS1zp95jMROmcpt6A
f0d6fPHeTefkK3jKrpVZNJDz/voOvI/TkXhYgG32jYAOEVyb/remgPrK747/2Kfc
zVJOkg6hNH0QPyDxlWppRPzQf6vh6PEjVgY1a1piebyXNK+4gFFRGB2eeqlq/DtC
OJjxQLN478gmP+IqjEAwkPsCbT38GPqQLeprJnnRk4x1+W7AruorNv4FJXNwacRI
kQIDAQAB
-----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 287891908371335517475907989890131196189763
 . . . . . . . . [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 2023-10-31 11:24:50 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-29 11:24:49 +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 'tus.ie'
 . . . . . . . . [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 27092223106929791851152283260683256533768015240171294095321276781007122120425842047239029739533130325688261131916464017333047731348630478137621973407397610592022954153215423057453817031760481382270738842771128610412324444811991293784897984172568821458622241007652752382773889697232110169620524464564331973565113047594991977006143701094609230875993157499541017827421268105743490553623056567499937704466649965436521038618408873918637847418440525090691910288018490898559721098019236038521622741092346547030694134903541763770276579031596416817573616927159924167318085145407421780769597582179168625554436961756901802264721
 . . . . . . . . . . . . . . . . . . . . [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)
							afc266028ba790eb87ea414fb7a64ff47c4c36de
 . . . . . . . . . . . . . . . . [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 (62 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ait.ie'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'lit.ie'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tus.ie'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ait.ie'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.lit.ie'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.tus.ie'
 . . . . . . . . . . . . . . . . [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)
							00f0007500dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b85b199e70000040300463044022043d84f43cff664cf62689f31afd84b2f654976acc1c5c21f452d5381c7f8733f02204e906ba94041fad542a01dd2528ef2b29c0f6a30b3aca065a2e64b83c62d3e28007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018b85b19a550000040300483046022100d4db52f29bcb7d137f65c6ffcd6d5cacd35c820a236330377f8fde4b39833238022100f90e7c07030f7e3626b2b0a94c150adde4c96fd890fa1fd01bb6eae17ebc9c6a
 . . . . [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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