northernart.ac.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:e1:db:db:ad:45:a0:7d:62:c0:bc:12:12:85:99:90:32:a0 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=northernart.ac.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:e1:db:db:ad:45:a0:7d:62:c0:bc:12:12:85:99:90:32:a0
Serial Number (int): 338192631910954083751416898879086329344672
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ef:95:82:f7:b4:3a:00:dc:9f:38:81:d3:3c:57:7c:da:e5:c7:64:60
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): a3:c0:3f:7f:17:e6:44:86:33:92:09:4f:f3:2f:05:d7:c3:64:cd:f9
Fingerprint (sha256): aa:f6:c0:ba:4a:f7:a1:dd:fd:81:00:21:5b:82:86:df:30:c5:55:1e:b0:88:9a:ba:a4:db:e0:b5:44:54:9b:51

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 northernart.ac.uk

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for northernart.ac.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

northernart.ac.uk
www.northernart.ac.uk

Other certificates including the domain name northernart.ac.uk

(limited to 100 certificates)
www.northernart.ac.uk
*.northernart.ac.uk
moodle.northernart.ac.uk
moodle.northernart.ac.uk
moodle.northernart.ac.uk
northernart.ac.uk
adfs.northernart.ac.uk
moodle.northernart.ac.uk
moodle.northernart.ac.uk
adfs.northernart.ac.uk
northernart.ac.uk
northernart.ac.uk
northernart.ac.uk
northernart.ac.uk
northernart.ac.uk
northernart.ac.uk
northernart.ac.uk
adfs.northernart.ac.uk
moodle.northernart.ac.uk
moodle.northernart.ac.uk
moodle.northernart.ac.uk
*.northernart.ac.uk
northernart.ac.uk
moodle.northernart.ac.uk
moodle.northernart.ac.uk
northernart.ac.uk
moodle.northernart.ac.uk

Certificate

The complete raw certificate details for northernart.ac.uk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmMpj6IMQ86z73kqBS9lG
xp8CXAPNd+pq8kIvceQKUEh4k1JF+37x4H6TJZxDNzl9du4AjaD5v3QayYckP2j5
X/ZeV7zfB3VePxwcP05bDTE9vFlhLD8Po+MXulOqpjPgypOBbLj8xv0MPrYhnxAT
O+2n6wajI2hEtrURXLa04L+jJSRfyLbbj3Qd+9IqFN8hsYphmfMeSkTQp6Ipxii9
365BzwkJWKo4as56kNxirqKbswqEHjizr8Dy1fQQeEjKRW60qT9XEaL2XM6cnul/
IygHnd4XXVEvhUSFjOdzyq/1wIfJaSiqzsWNXaEty3kERdyQPavklZjknk8Uv+kE
wwIDAQAB
-----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 338192631910954083751416898879086329344672
 . . . . . . . . [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 2020-01-22 06:16:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-21 06:16:13 +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 'northernart.ac.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 19288024714986873285276944160297340222424682351957088720993513035379274969382014280041690204232459059534300592217408306709665888502385504423482920072014553791151944343540890615841931768594231585033952952508926759378499650110382573731744621291439344884610088413760073953586810895955446141824385687662783507478790905896298893981152349842818347288185971858670926125100131203056499680064412824463001717128697572853541250422005666694072087951369093913079582512131729397423993583698797009104914998496302244246637431916427015421513901854663830285619263775425708260693345014809537756408028628047542927107669849900692716192963
 . . . . . . . . . . . . . . . . . . . . [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)
							ef9582f7b43a00dc9f3881d33c577cdae5c76460
 . . . . . . . . . . . . . . . . [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 (44 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'northernart.ac.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.northernart.ac.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016fcc1bd5290000040300483046022100e055eaa001e7b412e97009428a13382da534356a8c5b718606182a3d6d868036022100d4f87583858bc634480d9d5415769dfa1d4996d032545472906eba073c9d0af60077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016fcc1bd55b0000040300483046022100d5d75831725fa79b7c920bdc9ca3ac3e1e8a1d627cae0fdba07b41a946d262bd022100c7c8f3b9ca4f4ae2a44cb91919b86e2ba7bc3aeec0c422b3347d041fbe00f90f
 . . . . [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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