ucunorthern.org.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:03:aa:34:9e:b2:ec:9a:b9:87:09:0b:c5:6b:27:0d:be:14 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=ucunorthern.org.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:03:aa:34:9e:b2:ec:9a:b9:87:09:0b:c5:6b:27:0d:be:14
Serial Number (int): 262583946873560190657217951892848795041300
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ee:8b:cd:2d:8e:33:26:e0:b0:91:f0:44:e7:89:e3:40:29:36:e1:d7
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): cb:ed:e8:d9:92:61:89:3f:0c:56:02:19:da:74:39:43:2b:8e:fe:fb
Fingerprint (sha256): 9e:ea:ea:a5:9b:dd:13:9c:ae:1d:cd:44:72:45:ed:13:1b:a2:f4:55:bc:96:60:db:21:b1:29:78:70:46:6b:57

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate ucunorthern.org.uk

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ucunorthern.org.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

mail.ucunorthern.org.uk
ucunorthern.org.uk
ucunorthern.web.ucu.org.uk
www.ucunorthern.org.uk

Other certificates including the domain name ucunorthern.org.uk

(limited to 100 certificates)
ucunorthern.org.uk
ucunorthern.org.uk
webdisk.ucunorthern.org.uk
*.web.ucu.org.uk
ucunorthern.org.uk
ucunorthern.org.uk
ultratileadhesives.co.uk
ucunorthern.org.uk
ucunorthern.org.uk
ucunorthern.org.uk
ucunorthern.org.uk
mail.ucunorthern.org.uk
ucunorthern.org.uk
ucunorthern.org.uk
ucunorthern.org.uk
ucunorthern.org.uk

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4pDlNt0VSMsgFJXnsX+B
0Pv1mAMq5D9MQunOa26uXd5QIsA+L/vFvcGI22vi2XwSc+lrDC07vZ8WHPai8O+G
BB/iLu/r1aTTut12/iYfhkewzZ6XHBkeyJjr83EamIrliXIoy3+vEOOvdcF0LP52
Yix5stBayVecLKJrqWrZGio80Iubq5STJKdsRa4hkokFSp24VK5f/6sjLFublQEu
1bGbdnTHijhebksu46WM5C1MLxWaTQq5vLEo/WSTjtquia0r2m4Y+0JgPYCFozOo
njluwLOdNPWx2m1dWuu5pLJCOzYVJIcPK6gNSqUCbiOGy+0SpfZ4RjPFR4TAfbMt
GwIDAQAB
-----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 262583946873560190657217951892848795041300
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-18 13:22:25 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-16 13:22:25 +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 'ucunorthern.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 1.2.840.113549.1.1.1 (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 28601307491487550457785203634499327191535952288150103277092967334960493879843093440606285389648629921170793449272582120210081669930808629456341320528202282882597735994490492290100025469408759805213103652902485391101169831665449553648064854897998831737323373249537089837379898163369533398475787771618603278165793122889745285845185316857169222048458495215843460290973014000273330724616842786819421380301091121985528464684092924558753396740718240609785320726382263042102955666859098766311147928755907671624887743546388282328760394301330650270652990986431151869431483888238141919448915865555653908171614260468445126798619
 . . . . . . . . . . . . . . . . . . . . [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)
							ee8bcd2d8e3326e0b091f044e789e3402936e1d7
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (99 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.ucunorthern.org.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ucunorthern.org.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ucunorthern.web.ucu.org.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ucunorthern.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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00f0007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016ddf3f8622000004030047304502201a7f960ceaf21db63ef0f19c63cde29cc9d7b58736ffe1025089e4a3203bf0af022100ff8b86e78a9785cf3f4b0badb1d4d8da6364543ada3c4e0605b962d0b9bc42e0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016ddf3f873d0000040300473045022013755de5b4846b6a0aa11556e49e6aed3474d95555417ba0448e222a3162140f022100e17b9fc541b6d2a98c055265eb3292f1cabf95a71e6f1436fa44d7261664c58f
 . . . . [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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