ulster.gaa.ie

Issued by R3

About this certificate

This digital certificate with serial number 03:fa:65:75:9a:3e:84:4a:eb:45:cc:86:3b:29:52:a1:ae:cb was issued on by Let's Encrypt.

With 4 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=ulster.gaa.ie

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:fa:65:75:9a:3e:84:4a:eb:45:cc:86:3b:29:52:a1:ae:cb
Serial Number (int): 346542312180266248514803562544337761971915
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: b3:4d:fc:e3:07:8b:08:69:4e:6b:fa:ca:47:fe:29:21:e2:84:a1:34
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): e2:a4:36:26:1f:05:37:9a:c8:0d:26:4d:00:f3:1f:9a:96:25:93:82
Fingerprint (sha256): 48:14:27:a5:84:56:4a:05:17:55:17:79:c5:0f:d3:69:51:77:90:2c:44:0a:96:d4:6d:0a:f4:10:8e:5a:2f:fd

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

Revocation information

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

Check the revocation status for certificate ulster.gaa.ie

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ulster.gaa.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

ulster.gaa.ie
ulstergaa.ie
www.ulster.gaa.ie
www.ulstergaa.ie

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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAn1D7dXyutbQrdhhrJwuP
/yMOwaVOLSI8qQYN+y4w/1EZP3y+f+XsYjbAwnul7DM+tetfAVbBhyxNqWgPNYxG
0a6rhI18drZmQLmJ0KiuHGYiCIkTuKoEipzsU5CMg0nqLxN3LiAIqNvuzpM7d6lL
/PRrbmpKGca0Y8Frst8dFbImCMOrcMTknAUKa4ESzmg3dqejJ+z7mdKo0rKLVoqE
GphcYV9WNYCSvxAddDHJjeh5lfChX2DWhQMEO+R3J4Iikx+Ra/CGBBFIeegvHiVd
41My7RJRJ0lO33+qEEpmlZpQlScCtajIv/bFpH3YoVfFoSI0wqUdFs1S0aX7pgW7
5QIDAQAB
-----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 346542312180266248514803562544337761971915
 . . . . . . . . [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 2023-09-03 06:42:38 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-02 06:42:37 +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 'ulster.gaa.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 20111824331083888520976637960827796295286285796480534749475408877569003768405718391728542098356891772665246438191791338981794266362955562085572649509162821150791486725423751320384127454457162146099522082154508520471615069967096364058963645439220983317158761980499169420366857711158022271284803459430830274906598800213202109958289667211692363726065739725579223412026350312469420991786368696219847603540394848181621021109803727564168626769077548403376681420548632302121248617192832449607708198318471269337222787343896196561180464191227758895934672828839880730351037771288194921990840864859178997057488072590186772806629
 . . . . . . . . . . . . . . . . . . . . [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)
							b34dfce3078b08694e6bfaca47fe2921e284a134
 . . . . . . . . . . . . . . . . [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 (68 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ulster.gaa.ie'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ulstergaa.ie'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ulster.gaa.ie'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ulstergaa.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018a59fe62ad0000040300473045022003e5bb388c76ac71e32123eac050e4b5ef7b3a1ed1c8e4e964a4863da748f8f3022100cea81212931eed917a2bbef78428ea15bcfca5185dbfeccf3bce1b3f7794c5eb0077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018a59fe62ba0000040300483046022100ec8359eacf9393e98d47d5529fe2233db6b993a0d2abc8091a6b72dd514b8154022100cdbb2b342fc03b2bf1fbef5f887132c5e2e62230eee7468f270fbb49dbc7504b
 . . . . [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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