sip.unn.ac.uk

- University of Northumbria at Newcastle -

Issued by COMODO RSA Extended Validation Secure Server CA

About this certificate

This digital certificate with serial number 27:7a:00:e7:03:c3:e6:1e:12:95:97:3c:05:a7:c7:89 was issued on by COMODO CA Limited.

With 5 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)

University of Northumbria at Newcastle

Company registration number: Government Entity
Organization: University of Northumbria at Newcastle
Organization unit: IT Services
Organization unit: COMODO EV Multi-Domain SSL
Address: Ellison Place
Postal code: NE1 8ST
State / Province: Tyne & Wear
Locality: NEWCASTLE UPON TYNE
Country: GB

COMODO CA Limited

Organization: COMODO CA Limited
State / Province: Greater Manchester
Locality: Salford
Country: GB

This certificate has expire since

Certificate Details

Serial Number (hex): 27:7a:00:e7:03:c3:e6:1e:12:95:97:3c:05:a7:c7:89
Serial Number (int): 52473370355223791072312592884939868041
Serial Number lenght: 126 bits, 16 octets

SubjectKeyId: e6:8d:53:ee:ca:c3:41:f6:86:fd:cb:29:e9:89:b3:f4:73:ca:7f:1a
AuthorityKeyId: 39:da:ff:ca:28:14:8a:a8:74:13:08:b9:e4:0e:a9:d2:fa:7e:9d:69

Fingerprint (sha1): ba:f0:66:a0:d0:9d:40:0a:1b:55:51:dc:2f:72:ca:01:3d:59:7a:51
Fingerprint (sha256): f1:a8:d4:80:82:07:aa:37:8d:23:d2:48:0d:ca:cd:34:bd:dd:90:ba:9d:8c:63:d2:e4:ca:e7:81:40:6c:57:a9

Issuing Certificate URL: http://crt.comodoca.com/COMODORSAExtendedValidationSecureServerCA.crt

Revocation information

OCSP Server: http://ocsp.comodoca.com
CRL Distribution Point: http://crl.comodoca.com/COMODORSAExtendedValidationSecureServerCA.crl

Check the revocation status for certificate sip.unn.ac.uk

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for sip.unn.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

10 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

sip.unn.ac.uk
sip.campus.unn.ac.uk
sip.northumbria.ac.uk
sip.nuoc.campus.unn.ac.uk
sip.ocs.campus.unn.ac.uk

Other certificates including the domain name unn.ac.uk

(limited to 100 certificates)
mail.northumbria.ac.uk
nuocconf.unn.ac.uk
mailtest.northumbria.ac.uk
sip.unn.ac.uk
nuocconf.unn.ac.uk
mail.northumbria.ac.uk
login.northumbria.ac.uk
nuocmeetings.unn.ac.uk
sip.unn.ac.uk
nuocmeetings.unn.ac.uk
mail.northumbria.ac.uk
mail.northumbria.ac.uk
nuocconf.unn.ac.uk
sip.unn.ac.uk
sandbach.campus.unn.ac.uk
mail.northumbria.ac.uk
nuocmeetings.unn.ac.uk
np-k2-wfe01.northumbria.ac.uk
nuocav.unn.ac.uk
asuncion.campus.unn.ac.uk
sts.ad.unn.ac.uk
liverpoolstreet.unn.ac.uk
nuocav.unn.ac.uk
np-k2-wfe01.northumbria.ac.uk
nuocconf.unn.ac.uk
nuocmeetings.unn.ac.uk
sip.unn.ac.uk
iptv.northumbria.ac.uk
sip.unn.ac.uk
mail.northumbria.ac.uk
millfield.unn.ac.uk

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAlDw3DXkz8y2N62qiPGE6
CiRNUNEoznD6H8l3P04dXMQbtmFeMYURnEgpHGGeEuAkxqT1QiSi+eZinoS2zua/
nIXjlaH4Ohbd6UA1usfA3aD1vQFKaVlkeo58qb5eK2LF7lYPGedSmFavSwQUJBMU
TmWb42i5sGSlQo2nb2v/Rr+Q8qjqkXJGxefnKPtMvLJ/uKPEYQqHFOLHI2WOFFqI
qqcGR45ynKykIp51V8CfBxGD2Ixg9618F7TBMYcyT9rvj+0J5viKKmbJRaGzC6wy
WbHOWMRcuqXfJJMEI1P+3zc/lUdJgBjREJRHOi7g9J1iv46orRbIOVEEI+VHVmxI
rwIDAQAB
-----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 52473370355223791072312592884939868041
 . . . . . . . . [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 'GB'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Greater Manchester'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Salford'
 . . . . . . . . . . . . [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 'COMODO CA Limited'
 . . . . . . . . . . . . [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 'COMODO RSA Extended Validation Secure Server CA'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-04-17 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-04-16 23:59:59 +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 2.5.4.5 (serialNumber)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Government Entity'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.311.60.2.1.3 (jurisdictionOfIncorporationC)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'GB'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.15 (businessCategory)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Government Entity'
 . . . . . . . . . . . . [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 'GB'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.17 (postalCode)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'NE1 8ST'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:20|false] TeletexString, T61String 'Tyne & Wear'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'NEWCASTLE UPON TYNE'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.9 (streetAddress)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Ellison Place'
 . . . . . . . . . . . . [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 'University of Northumbria at Newcastle'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'IT Services'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'COMODO EV Multi-Domain SSL'
 . . . . . . . . . . . . [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 'sip.unn.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 18712962282484261130125072343629319780573408163550177554205914504224212961532361671880602339933215979547347500875126743955680252669277040038453610052515465755106737030919785285736542448059943685055414058979821570284858533568894745064553068872327417762474682808446407622948821269184449023765642330889041950988645244949002623662966680304871314106175844191602310347868832727029262966902032418077548995073425373661096923388446721121221165205364320951226419578229574328788963591397772936669132042867686933747488899878444100049478390439024008589842972659429737743185629377133937187368153745870179705683382140054195588057263
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 39daffca28148aa8741308b9e40ea9d2fa7e9d69
 . . . . . . . . . . . . . . . . [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)
							e68d53eecac341f686fdcb29e989b3f473ca7f1a
 . . . . . . . . . . . . . . . . [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 2.5.29.19 (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 2.5.29.37 (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 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (63 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.6449.1.2.1.5.1 (Comodo EV policy)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'https://secure.comodo.com/CPS'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (79 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crl.comodoca.com/COMODORSAExtendedValidationSecureServerCA.crl'
 . . . . . . . . . . . . . . . . [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 (123 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crt.comodoca.com/COMODORSAExtendedValidationSecureServerCA.crt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.comodoca.com'
 . . . . . . . . . . . . . . . . [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 (115 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sip.unn.ac.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sip.campus.unn.ac.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sip.northumbria.ac.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sip.nuoc.campus.unn.ac.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sip.ocs.campus.unn.ac.uk'
 . . . . . . . . . . . . . . . . [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 (364 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (360 bytes)
							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
 . . . . [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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