exmail.hkct.edu.hk

Issued by Sectigo RSA Domain Validation Secure Server CA

About this certificate

This digital certificate with serial number 81:b7:ca:c4:c0:8a:31:b6:3d:d6:46:71:3e:e7:c1:8c was issued on by Sectigo Limited.

With 3 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=exmail.hkct.edu.hk

Sectigo Limited

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

This certificate has expire since

Certificate Details

Serial Number (hex): 81:b7:ca:c4:c0:8a:31:b6:3d:d6:46:71:3e:e7:c1:8c
Serial Number (int): 172424714416413999900373977666337358220
Serial Number lenght: 128 bits, 16 octets

SubjectKeyId: 95:02:9c:bf:96:b1:07:37:3b:d8:ae:80:67:24:38:f1:ac:3e:b1:bc
AuthorityKeyId: 8d:8c:5e:c4:54:ad:8a:e1:77:e9:9b:f9:9b:05:e1:b8:01:8d:61:e1

Fingerprint (sha1): 33:5e:d5:01:0a:1f:64:25:e2:d3:5b:61:6f:63:d4:82:07:24:ce:b0
Fingerprint (sha256): f2:69:de:25:20:8a:77:03:45:ca:c9:e6:c1:3a:6f:1c:de:36:aa:20:dc:01:f9:2b:48:e0:d8:cd:f8:cb:1e:ce

Issuing Certificate URL: http://crt.sectigo.com/SectigoRSADomainValidationSecureServerCA.crt

Revocation information

OCSP Server: http://ocsp.sectigo.com

Check the revocation status for certificate exmail.hkct.edu.hk

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for exmail.hkct.edu.hk

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

exmail.hkct.edu.hk
autodiscover.ctihe.edu.hk
autodiscover.hkct.edu.hk

Other certificates including the domain name hkct.edu.hk

(limited to 100 certificates)
svt.hkct.edu.hk
helpdesk.it.hkct.edu.hk
svt.hkct.edu.hk
enrol.hkct.edu.hk
helpdesk.it.hkct.edu.hk
helpdesk.it.hkct.edu.hk
orsapps.hkct.edu.hk
enrol.hkct.edu.hk
www.hkct.edu.hk
helpdesk.it.hkct.edu.hk
enrol.hkct.edu.hk
www.hkct.edu.hk
elearn.hkct.edu.hk
ctpower.hkct.edu.hk
svt.hkct.edu.hk
hkcc.hkct.edu.hk
exmail.hkct.edu.hk
enrol.hkct.edu.hk
elearn.hkct.edu.hk
orsapps.hkct.edu.hk
ctpower.hkct.edu.hk
orsapps.hkct.edu.hk
*.hkct.edu.hk
*.hkct.edu.hk
exmail.hkct.edu.hk
elearn.hkct.edu.hk
elearn.hkct.edu.hk
*.hkct.edu.hk
sso.hkct.edu.hk
orsapps.hkct.edu.hk
hkct.edu.hk
www.hkct.edu.hk
enrol.hkct.edu.hk
helpdesk.it.hkct.edu.hk
apply.hkct.edu.hk
helpdesk.it.hkct.edu.hk
www.hkct.edu.hk
www.hkct.edu.hk
hkct.edu.hk
*.hkct.edu.hk
enrol.hkct.edu.hk
helpdesk.it.hkct.edu.hk
sso.hkct.edu.hk
helpdesk.it.hkct.edu.hk
helpdesk.it.hkct.edu.hk
exmail.hkct.edu.hk
sso.hkct.edu.hk
hkct.edu.hk
ctpower.hkct.edu.hk
exmail.hkct.edu.hk
elearn.hkct.edu.hk
www.hkct.edu.hk
hkct.edu.hk
ctpower.hkct.edu.hk
enrol.hkct.edu.hk
hkct.edu.hk
ctpower.hkct.edu.hk
sso.hkct.edu.hk
exmail.hkct.edu.hk
elearn.hkct.edu.hk
*.ezproxy.hkct.edu.hk
ctpower.hkct.edu.hk
elearn.hkct.edu.hk
*.hkct.edu.hk
mediastore.hkct.edu.hk
helpdesk.it.hkct.edu.hk
*.hkct.edu.hk
elearn.hkct.edu.hk
helpdesk.it.hkct.edu.hk
ctpower.hkct.edu.hk
helpdesk.it.hkct.edu.hk
sso.hkct.edu.hk
helpdesk.it.hkct.edu.hk
www.hkct.edu.hk
enrol.hkct.edu.hk
enrol.hkct.edu.hk
exmail.hkct.edu.hk
*.hkct.edu.hk
hkct.edu.hk
exmail.hkct.edu.hk
exmail.hkct.edu.hk
helpdesk.it.hkct.edu.hk
www.hkct.edu.hk

Certificate

The complete raw certificate details for exmail.hkct.edu.hk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzOvkrDgAUI7hYju/s+Ay
FW5n6YZyqtqyQiB4RvG38O4TPQsTCoxcllvTRnM2irlt+ut4qoYoDpeOQERvUJ2i
w3Qr6g5IzldFcoCMqoYHdNfq0MSOT6W82fv+BDoGGeo8kB5zx5kF8QxVV87Z8dLn
IJGVxgXy7vXs1fRBqAWXt4cWWVDWWfYHGz8R9xOdiydRTOicgkPeMYdk080UCzRo
u72ok63TP25bx9FcN1plStEDBbPqGM6IftLNLcycGTccAU+HBobMrLJ9cN3BJNel
lit9OfQvtdGIpuSrck2H1fKQgV8XkZMvcNBSRcTxyFgkVfDhHGsL7EnzQ2vLr3F7
KwIDAQAB
-----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 172424714416413999900373977666337358220
 . . . . . . . . [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 Domain Validation Secure Server CA'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-11-27 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2021-12-28 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 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'exmail.hkct.edu.hk'
 . . . . . . . . [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 25868937511484825982019914432560011762927275972306175619662859951318406455800331515523124220191435018689470132502953358353767955447980929301070504159763101716785220119190446602342238294551725156076329944082338411897714065856196494229785252840833756809826070626765724679307466394814476402117120864182752455862092650228279618176534726464289225266612826551271793654685890965579792683872294127777481229102009383970381157662441481163711882171355817339272586930232831160789312017406446353796982357979714220246254664598968484644758888077812632542317771941161755513016757683755610206441740563034528436697958527414377320119083
 . . . . . . . . . . . . . . . . . . . . [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 8d8c5ec454ad8ae177e99bf99b05e1b8018d61e1
 . . . . . . . . . . . . . . . . [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)
							95029cbf96b107373bd8ae80672438f1ac3eb1bc
 . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.6449.1.2.2.7
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 2.23.140.1.2.1 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (120 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/SectigoRSADomainValidationSecureServerCA.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00077007d3ef2f88fff88556824c2c0ca9e5289792bc50e78097f2e6a9768997e22f0d7000001760941355f00000403004830460221008f02f135ba0d508f58a14c1067ccc9ba6fe97a76fb7326db3d86d8921c72c2750221008aa076186bf3b2d34716631a53facd51f690a9d51eee5c7b7316f6d5b5e08ec90075009420bc1e8ed58d6c88731f828b222c0dd1da4d5e6c4f943d61db4e2f584da2c200000176094135ec0000040300463044022075823d5d4980f0b9dee32094357be4fe92c6468d581e33bb66d58aeafb29eb92022012d1b926857b3a91842994a7317a964ede461852ca5570472fd9e7dcccd5ebd2
 . . . . . . . . . . . . . . . . [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 (75 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'exmail.hkct.edu.hk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.ctihe.edu.hk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.hkct.edu.hk'
 . . . . [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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