DV SSL/TLS Certificate for autodiscover.bdunlop.myzen.co.uk

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the autodiscover.bdunlop.myzen.co.uk DV SSL/TLS Certificate

This certificate with serial number 05:dc:13:be:72:f9:b7:ff:d7:16:c7:19:39:f1:6a:ee:b1:c5 for autodiscover.bdunlop.myzen.co.uk was issued on by Let's Encrypt.

With 11 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for autodiscover.bdunlop.myzen.co.uk provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 05:dc:13:be:72:f9:b7:ff:d7:16:c7:19:39:f1:6a:ee:b1:c5
Serial Number (int): 510449794581710182544849029293287811232197
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: db:10:ef:11:8d:cc:39:06:82:49:31:8d:dc:ac:c2:51:d0:e1:d1:5f
Authority Key Identifier: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8

Fingerprint (SHA-1): a3:5a:73:2e:fa:38:ef:62:2f:c3:0a:0e:68:16:30:8d:03:9b:14:1d
Fingerprint (SHA-256): 76:9e:2d:bd:a8:33:44:28:cd:93:c5:8e:ac:20:51:cd:2f:e5:df:d1:65:b4:1e:0a:f0:77:11:18:b6:70:77:18

Issuing Certificate URL: http://r10.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/70.crl

Check the revocation status for certificate autodiscover.bdunlop.myzen.co.uk
11
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for autodiscover.bdunlop.myzen.co.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
CA Certificate
This is not a CA certificate

Subject Alternative Names

autodiscover.bdunlop.myzen.co.uk
bdunlop.com
bdunlop.myzen.co.uk
cpanel.bdunlop.myzen.co.uk
cpcalendars.bdunlop.myzen.co.uk
cpcontacts.bdunlop.myzen.co.uk
mail.bdunlop.myzen.co.uk
webdisk.bdunlop.myzen.co.uk
webmail.bdunlop.myzen.co.uk
www.bdunlop.com
www.bdunlop.myzen.co.uk

X.509 Certificate

The complete raw X.509 certificate details for autodiscover.bdunlop.myzen.co.uk in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGHjCCBQagAwIBAgISBdwTvnL5t//XFscZOfFq7rHFMA0GCSqGSIb3DQEBCwUA
MDMxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQwwCgYDVQQD
EwNSMTAwHhcNMjUwNTI1MjEyODQ5WhcNMjUwODIzMjEyODQ4WjArMSkwJwYDVQQD
EyBhdXRvZGlzY292ZXIuYmR1bmxvcC5teXplbi5jby51azCCASIwDQYJKoZIhvcN
AQEBBQADggEPADCCAQoCggEBAMo4XYq4BweoPbzXDHYxj3nqTWLLB5Psh3LTA06Z
Kv+Wlur5j/rRDtcN/fGT+YYVeRKLkdoFHBV2QL5jqC7wNg74DqgLnra5XHMiA6po
O8hYsdmJ926YwIpmE+F9JgsfOJAfgl8vnAovpwqN6PZH6tc0OfYjXLrHaJRQt3eD
5k1U/zYujEr7hAFEgjzXxhzDwpRdpQdAz6UuQyfKM5Lbb/9/Fkt7folOlgm81beU
AWTtlXSFX50uZBWJujWDhXU0TSukUUtoePKCBpy1FdnmDcDLdtoQeybfrkm21GvJ
dvzEoCYXc2czh4nf74D9irwV3c+vY5EHp33sBk/BZwXu1OcCAwEAAaOCAzIwggMu
MA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIw
DAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU2xDvEY3MOQaCSTGN3KzCUdDh0V8wHwYD
VR0jBBgwFoAUu7zDR6XkvKnGw6RyDBCNojXhyOgwMwYIKwYBBQUHAQEEJzAlMCMG
CCsGAQUFBzAChhdodHRwOi8vcjEwLmkubGVuY3Iub3JnLzCCASwGA1UdEQSCASMw
ggEfgiBhdXRvZGlzY292ZXIuYmR1bmxvcC5teXplbi5jby51a4ILYmR1bmxvcC5j
b22CE2JkdW5sb3AubXl6ZW4uY28udWuCGmNwYW5lbC5iZHVubG9wLm15emVuLmNv
LnVrgh9jcGNhbGVuZGFycy5iZHVubG9wLm15emVuLmNvLnVrgh5jcGNvbnRhY3Rz
LmJkdW5sb3AubXl6ZW4uY28udWuCGG1haWwuYmR1bmxvcC5teXplbi5jby51a4Ib
d2ViZGlzay5iZHVubG9wLm15emVuLmNvLnVrght3ZWJtYWlsLmJkdW5sb3AubXl6
ZW4uY28udWuCD3d3dy5iZHVubG9wLmNvbYIXd3d3LmJkdW5sb3AubXl6ZW4uY28u
dWswEwYDVR0gBAwwCjAIBgZngQwBAgEwLgYDVR0fBCcwJTAjoCGgH4YdaHR0cDov
L3IxMC5jLmxlbmNyLm9yZy83MC5jcmwwggEDBgorBgEEAdZ5AgQCBIH0BIHxAO8A
dgDtPEvW6AbCpKIAV9vLJOI4Ad9RL+3EhsVwDyDdtz4/4AAAAZcJjsEHAAAEAwBH
MEUCIGxlO+4zWu3tgpS5yHZabBxXzFjMtfTTvueYonVwmT2dAiEA/CkKbpqzzwuj
1nSmEl52szY74MM14zebagwGX0zAyrEAdQDM+w9qhXEJZf6Vm1PO6bJ8IumFXA2X
jbapflTA/kwNsAAAAZcJjsFgAAAEAwBGMEQCIBww4u9/OHh4J3fH4VbbwKpZJyJk
k1u4yw3BLx8A9qIpAiBj9OlFX0f8r9EJXE9K5y3tgqYTWV4YKXx9kU6i/ZeqhDAN
BgkqhkiG9w0BAQsFAAOCAQEAhXEr20zSro7SEDT2PXrbbGVg/3/igTL5M7FnYrHA
HdAEHJpt3YGWU4c7GigRPd1p5ATNQSZXdlsh0FNryXa8GyIwqIxakf1M0qBzPXqD
WMi2GGQ99HkLRRCjimNa/b6ZA4uYXePNj6GFqpUl6ctYf9N0EigFSHVdmpnjh4OC
kg4EKY+h/t4zFXvPjmYoY1ZQORTrSLqQDEG5b5yYMz+H5Xgs5ux7WLC79lIeAf2m
C6OeC4yRjYSiFCygK0uWShkVg60KlHt1Kol5nVl0ft50aNivnbEbaBIkGUI6gUmG
90kKjSL4K3GrYjmWu/b1AaJINvS2GoWJlU4dpQd0BIpYWg==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyjhdirgHB6g9vNcMdjGP
eepNYssHk+yHctMDTpkq/5aW6vmP+tEO1w398ZP5hhV5EouR2gUcFXZAvmOoLvA2
DvgOqAuetrlccyIDqmg7yFix2Yn3bpjAimYT4X0mCx84kB+CXy+cCi+nCo3o9kfq
1zQ59iNcusdolFC3d4PmTVT/Ni6MSvuEAUSCPNfGHMPClF2lB0DPpS5DJ8ozkttv
/38WS3t+iU6WCbzVt5QBZO2VdIVfnS5kFYm6NYOFdTRNK6RRS2h48oIGnLUV2eYN
wMt22hB7Jt+uSbbUa8l2/MSgJhdzZzOHid/vgP2KvBXdz69jkQenfewGT8FnBe7U
5wIDAQAB
-----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 510449794581710182544849029293287811232197
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R10'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-25 21:28:49 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-23 21:28:48 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'autodiscover.bdunlop.myzen.co.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
 . . . . . . . . . . . . . . . . [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 25527932416790894633352726886434324915104101548099414006414170674903702535964669425924440667234072246551893248357207351348841544704629389110458339711265206632792944749340365281055321634287383973534064236258049655662832443447310940919716496029944397301415464453771518781877343900446070131567745618519236634505435699996698539777354295035319593719506702675887703631565423153368737414370941420476815263116348944870207219389402452048041282137305359746612151258234590771696293785137151156090458595352795064404891260790750470898276631668859647246087961476449123694286472170863071961861700135410784708821081460211122330064103
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							db10ef118dcc39068249318ddcacc251d0e1d15f
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName bbbcc347a5e4bca9c6c3a4720c108da235e1c8e8
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (291 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.bdunlop.myzen.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'bdunlop.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'bdunlop.myzen.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpanel.bdunlop.myzen.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcalendars.bdunlop.myzen.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcontacts.bdunlop.myzen.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.bdunlop.myzen.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webdisk.bdunlop.myzen.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.bdunlop.myzen.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.bdunlop.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.bdunlop.myzen.co.uk'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (12 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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 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://r10.c.lencr.org/70.crl'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe000000197098ec107000004030047304502206c653bee335aeded8294b9c8765a6c1c57cc58ccb5f4d3bee798a27570993d9d022100fc290a6e9ab3cf0ba3d674a6125e76b3363be0c335e3379b6a0c065f4cc0cab1007500ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db000000197098ec160000004030046304402201c30e2ef7f3878782777c7e156dbc0aa59272264935bb8cb0dc12f1f00f6a229022063f4e9455f47fcafd1095c4f4ae72ded82a613595e18297c7d914ea2fd97aa84
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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