ucunorthern.org.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:cd:8c:24:8a:df:c8:35:d8:1a:f6:65:23:36:e0:93:a0:a1 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:cd:8c:24:8a:df:c8:35:d8:1a:f6:65:23:36:e0:93:a0:a1
Serial Number (int): 331281024672872288066037357776174159470753
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 02:93:8f:a1:9d:ea:87:d1:28:6b:fb:62:da:b5:38:bc:25:de:e7:75
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 83:76:6f:ea:9d:32:4a:ee:da:c7:20:db:92:13:90:6a:d3:6f:b8:64
Fingerprint (sha256): bd:2d:82:5d:9e:41:4f:26:8e:e0:5a:7c:b7:37:3e:e0:f9:1f:ba:d5:b2:f1:7c:14:d4:e5:6a:72:df:df:5b:46

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAq4VCyIAzcVbRs61/JOFz
NecdZcU+vOagMROAr8ysuTKwNwbeUKX1VquR3625f+kgyxT+hf21abgYGhsAeRUN
Z9K2hTL3hdZvwC0sr0u7oTmHY7ljV8514OQCaL1/wLLS5usFm+9PDrs+iv0QldHm
elT9mnUdvFBtLrxhVHnMBzckdgjzGtIR1cJrQ15olwhqQG82OmGdEjM9kOJLwjwD
plV6Elgg2frguprsPtyO3WIHGtxkmOqigD1R4htQUmbfBwR7yf5XhKfhifBbcdOu
8GyFwOpy4zt+QAlDlJ3GtjaTYkAjtt5gE6GVyAt04Mq2Tx1A+MylXxrghf3NQB0g
JwIDAQAB
-----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 331281024672872288066037357776174159470753
 . . . . . . . . [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 2019-12-16 10:25:42 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-15 10:25:42 +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 21652463534300915507389698824310289050043032617711930445362808211353721400507924880559125825242873233179713674589510682012813552840534003865144566653215500104620351817044105110388849523679376313673017121132368546151543020038165820585026126615513707860944637950878059443813879579988022841618117801528022611800197205234897726620539548765612502921228617058468672248430217578609688063708533953618336986548687721993002404958342780911621616819447422471962576526065104340664768884047164756075728992875776448207836833046896599784291459642155287635955852023763440772436919900879267860409052018271736392486406063130478135549991
 . . . . . . . . . . . . . . . . . . . . [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)
							02938fa19dea87d1286bfb62dab538bc25dee775
 . . . . . . . . . . . . . . . . [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)
							00f00075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f0e74f121000004030046304402203240fddcc5419999654416e210db22969356694fc88899859ea628b2c2aca33d022063ee7c08c3f1c417132f81d380c76a36b7ccc0980361156ec25743ac37f489ce007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f0e74f1170000040300483046022100bf0a638b81ff8efab89979d4dba0981433e5ca16ac9c35b4782711070101891e022100bcc69928e431490e631b357901415c58dbdbe7d6b6264e7d6db7e3f6544efbfe
 . . . . [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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