open.ac.uk
- The Open University -
Issued by Sectigo RSA Extended Validation Secure Server CA
About this certificate
This digital certificate with serial number 78:5d:65:07:a9:11:0b:e8:eb:a2:e6:74:c7:fe:98:a3 was issued on by Sectigo Limited.
With 16 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)
The Open University
Company registration number:
RC000391
Organization: The Open University
Organization: The Open University
State / Province:
Buckinghamshire
Country: GB
Country: GB
Sectigo Limited
Organization:
Sectigo Limited
State / Province:
Greater Manchester
Locality: Salford
Country: GB
Locality: Salford
Country: GB
This certificate has expire since
Certificate Details
Serial Number (hex): 78:5d:65:07:a9:11:0b:e8:eb:a2:e6:74:c7:fe:98:a3Serial Number (int): 159992292232324324777869454131003824291
Serial Number lenght: 127 bits, 16 octets
SubjectKeyId: 16:77:f3:46:b1:02:1f:eb:dc:39:53:13:97:17:7f:be:de:dd:7a:b9
AuthorityKeyId: 2c:69:ff:80:c9:87:90:ae:34:e1:b4:e7:4c:93:85:99:40:e9:a7:b2
Fingerprint (sha1): a2:7e:12:72:ee:1e:d6:a9:7b:1f:7d:fe:ba:c3:48:0f:69:82:49:cb
Fingerprint (sha256): 24:ca:f2:11:af:6f:2e:23:a1:59:f9:92:49:bc:03:80:f7:38:99:2e:94:5c:29:3e:f5:1a:69:d0:2a:5a:2e:8d
Issuing Certificate URL: http://crt.sectigo.com/SectigoRSAExtendedValidationSecureServerCA.crt
Revocation information
OCSP Server: http://ocsp.sectigo.comCRL Distribution Point: http://crl.sectigo.com/SectigoRSAExtendedValidationSecureServerCA.crl
Check the revocation status for certificate open.ac.uk
16
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for open.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
open.ac.uk
core.ac.uk
decolonising-education-for-peace-africa.org
floodplainmeadows.org.uk
nquire.org.uk
open.edu
openartsarchive.org
openuniversity.co.uk
openuniversity.edu
ou.ac.uk
ou.co.uk
ousba.co.uk
superwasp.org
tedxopenuniversity.com
telescope.org
tessafrica.net
core.ac.uk
decolonising-education-for-peace-africa.org
floodplainmeadows.org.uk
nquire.org.uk
open.edu
openartsarchive.org
openuniversity.co.uk
openuniversity.edu
ou.ac.uk
ou.co.uk
ousba.co.uk
superwasp.org
tedxopenuniversity.com
telescope.org
tessafrica.net
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Certificate
The complete raw certificate details for open.ac.uk in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIIHDCCBwSgAwIBAgIQeF1lB6kRC+jrouZ0x/6YozANBgkqhkiG9w0BAQsFADCB kTELMAkGA1UEBhMCR0IxGzAZBgNVBAgTEkdyZWF0ZXIgTWFuY2hlc3RlcjEQMA4G A1UEBxMHU2FsZm9yZDEYMBYGA1UEChMPU2VjdGlnbyBMaW1pdGVkMTkwNwYDVQQD EzBTZWN0aWdvIFJTQSBFeHRlbmRlZCBWYWxpZGF0aW9uIFNlY3VyZSBTZXJ2ZXIg Q0EwHhcNMjIwNzE5MDAwMDAwWhcNMjMwODE4MjM1OTU5WjCBnjERMA8GA1UEBRMI UkMwMDAzOTExEzARBgsrBgEEAYI3PAIBAxMCR0IxGjAYBgNVBA8TEUdvdmVybm1l bnQgRW50aXR5MQswCQYDVQQGEwJHQjEYMBYGA1UECBMPQnVja2luZ2hhbXNoaXJl MRwwGgYDVQQKExNUaGUgT3BlbiBVbml2ZXJzaXR5MRMwEQYDVQQDEwpvcGVuLmFj LnVrMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqO4MdoovTNX1oeXN f/5X8Bk3urIQ3HI5/5gxJAkr6aec6rODuECiMT+JXC6IGp5zd6YRDUY1TXiJiFbt n+y4pT4ScdUVGP07hHdv/K7UdsBv8URwZ6mPxygMJVlNRzaCPk862Dv3kadQC/oa 4Xyne/Icr4wHrJNlZX6ycfnJ8bTSnXHb6wrWfxIcKDRbmPBOrKLr3hv3WP5ecmOp gCPwGsZRtQUcBUsEnIdmFtgP5t6HAG7AeUf1Qw/PDXHsazhXM9dilYI72blQHT8c zxLCtSp6refX6x3D/wAYBexrECl1FKLb+7JBf1HVihdA2seSoZhvjicGvylfCuYt Blo56wIDAQABo4IEXzCCBFswHwYDVR0jBBgwFoAULGn/gMmHkK404bTnTJOFmUDp p7IwHQYDVR0OBBYEFBZ380axAh/r3DlTE5cXf77e3Xq5MA4GA1UdDwEB/wQEAwIF oDAMBgNVHRMBAf8EAjAAMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjBJ BgNVHSAEQjBAMDUGDCsGAQQBsjEBAgEFATAlMCMGCCsGAQUFBwIBFhdodHRwczov L3NlY3RpZ28uY29tL0NQUzAHBgVngQwBATBWBgNVHR8ETzBNMEugSaBHhkVodHRw Oi8vY3JsLnNlY3RpZ28uY29tL1NlY3RpZ29SU0FFeHRlbmRlZFZhbGlkYXRpb25T ZWN1cmVTZXJ2ZXJDQS5jcmwwgYYGCCsGAQUFBwEBBHoweDBRBggrBgEFBQcwAoZF aHR0cDovL2NydC5zZWN0aWdvLmNvbS9TZWN0aWdvUlNBRXh0ZW5kZWRWYWxpZGF0 aW9uU2VjdXJlU2VydmVyQ0EuY3J0MCMGCCsGAQUFBzABhhdodHRwOi8vb2NzcC5z ZWN0aWdvLmNvbTCCAX8GCisGAQQB1nkCBAIEggFvBIIBawFpAHcArfe++nz/EMiL nT2cHj4YarRnKV3PsQwkyoWGNOvcgooAAAGCFuuizAAABAMASDBGAiEAmj4liTFT 0Sa1BlRcBo2LHJDTlcN2chy7DAceltqTqp0CIQCrTCe8wnBWS2fVUOgfaBem82Ex LkT3BgtiszyTd9l5lgB2AFWB1MIWkDYBSuoLm1c8U/DA5Dh4cCUIFy+jqh0HE9MM AAABghbrqjwAAAQDAEcwRQIhAPe2Pc6ECqSoCvOjTy+OkOsptQMEeond/Ng9WDDN sc+LAiBZxiem/qZfVu5hDolkMOPKQHR7F+tgIuHzXkVlGqlI1AB2AHoyjFTYty22 IOo44FIe6YQWcDIThU070ivBOlejUutSAAABghbrorMAAAQDAEcwRQIgVCz2Xl0g xSaEGsfLknfDh0z3Piontzhft2q6FeSp42wCIQCoUEBQtujWttqVLIQ0SE611ehn +7R+xzQifBFrpkhHLzCCASsGA1UdEQSCASIwggEeggpvcGVuLmFjLnVrggpjb3Jl LmFjLnVrgitkZWNvbG9uaXNpbmctZWR1Y2F0aW9uLWZvci1wZWFjZS1hZnJpY2Eu b3JnghhmbG9vZHBsYWlubWVhZG93cy5vcmcudWuCDW5xdWlyZS5vcmcudWuCCG9w ZW4uZWR1ghNvcGVuYXJ0c2FyY2hpdmUub3JnghRvcGVudW5pdmVyc2l0eS5jby51 a4ISb3BlbnVuaXZlcnNpdHkuZWR1gghvdS5hYy51a4IIb3UuY28udWuCC291c2Jh LmNvLnVrgg1zdXBlcndhc3Aub3JnghZ0ZWR4b3BlbnVuaXZlcnNpdHkuY29tgg10 ZWxlc2NvcGUub3Jngg50ZXNzYWZyaWNhLm5ldDANBgkqhkiG9w0BAQsFAAOCAQEA WtuU1/G5xMq/IjIFlz2+aw3wmfJK0fG97UwFIglW/ElHSIu5VuGf4KEhdyesj8tP 7t3ByvczJ8xbMpt3t3AVgFfKY93bv5BoXFpjQi7eHbniHGEbaOMoRbEvoEgpXGY2 gZhnpdbQQezd5C20oVsakxYgnVechR6aTz6f9MGYfNaylYuKrSbCY8VcPWdI/W3c RThtsJgvuLoeo1jrbiiLohC/D0MDbuQ8DurPTBQYkSkCFqO5o6xAcyZeNhTM0B6o op9bfN1zH1i2yt4CDLus4R2aUsLRcSFok/BgI6V9AAGhR8os1XsuPw3bPhlPt1eE E9BanppGMnTl4bw8s2Jg0w== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqO4MdoovTNX1oeXNf/5X 8Bk3urIQ3HI5/5gxJAkr6aec6rODuECiMT+JXC6IGp5zd6YRDUY1TXiJiFbtn+y4 pT4ScdUVGP07hHdv/K7UdsBv8URwZ6mPxygMJVlNRzaCPk862Dv3kadQC/oa4Xyn e/Icr4wHrJNlZX6ycfnJ8bTSnXHb6wrWfxIcKDRbmPBOrKLr3hv3WP5ecmOpgCPw GsZRtQUcBUsEnIdmFtgP5t6HAG7AeUf1Qw/PDXHsazhXM9dilYI72blQHT8czxLC tSp6refX6x3D/wAYBexrECl1FKLb+7JBf1HVihdA2seSoZhvjicGvylfCuYtBlo5 6wIDAQAB -----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 159992292232324324777869454131003824291 . . . . . . . . [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 'Sectigo 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 'Sectigo RSA Extended Validation Secure Server CA' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2022-07-19 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-08-18 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 'RC000391' . . . . . . . . . . . . [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 2.5.4.8 (stateOrProvinceName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Buckinghamshire' . . . . . . . . . . . . [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 'The Open University' . . . . . . . . . . . . [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 'open.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 21325421415309473273425144257621902197924588503139905491409911220396190415495895058677935659241713567876696613783782510005749710704715804124699327019703451116021167102691127933390489525728658023785620668157008286067876080680316428303854628743880427617567579286076680398731258631232766002811421104482529192002508385890613854946520157244017407207415978943748933004091124495506568827290719784795946762298175320724254933070981367015654041429970763926220930641559575708467141494716225135446892817630129347987368243840683022011807583157846110683565226149804936287592405014580330763808718056869079839357695736594384400562667 . . . . . . . . . . . . . . . . . . . . [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 2c69ff80c98790ae34e1b4e74c93859940e9a7b2 . . . . . . . . . . . . . . . . [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) 1677f346b1021febdc39531397177fbededd7ab9 . . . . . . . . . . . . . . . . [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 (66 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://sectigo.com/CPS' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.1 . . . . . . . . . . . . . . . . [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.sectigo.com/SectigoRSAExtendedValidationSecureServerCA.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 (122 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.sectigo.com/SectigoRSAExtendedValidationSecureServerCA.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.sectigo.com' . . . . . . . . . . . . . . . . [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 (367 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (363 bytes) 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 . . . . . . . . . . . . . . . . [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 (290 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'open.ac.uk' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'core.ac.uk' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'decolonising-education-for-peace-africa.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'floodplainmeadows.org.uk' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nquire.org.uk' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'open.edu' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'openartsarchive.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'openuniversity.co.uk' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'openuniversity.edu' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ou.ac.uk' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ou.co.uk' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ousba.co.uk' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'superwasp.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tedxopenuniversity.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'telescope.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tessafrica.net' . . . . [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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