o365.singyin.edu.hk
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:ca:46:39:9a:33:1d:b1:93:4a:11:71:88:ac:5b:ee:9c:ba was issued on by Let's Encrypt.
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=o365.singyin.edu.hk
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:ca:46:39:9a:33:1d:b1:93:4a:11:71:88:ac:5b:ee:9c:baSerial Number (int): 330167240961477095147045268222167160364218
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 60:33:db:fe:54:cc:53:18:06:d4:9f:94:4f:c4:6e:83:2a:55:69:63
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 97:94:13:ee:98:6f:c2:26:b8:a6:31:de:30:a5:0e:fb:9e:5d:8f:c2
Fingerprint (sha256): 1a:09:d5:e3:7e:15:81:c9:ec:f3:85:b5:dc:ac:64:49:94:97:22:45:db:f5:3b:c3:c9:17:df:cf:8e:39:5c:35
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate o365.singyin.edu.hk
3
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for o365.singyin.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
8 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
judge.singyin.edu.hk
o365.singyin.edu.hk
pastpaper2.singyin.edu.hk
o365.singyin.edu.hk
pastpaper2.singyin.edu.hk
Other certificates including the domain name singyin.edu.hk
(limited to 100 certificates)
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sign.oakslab.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
xn--jt9h.fm
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
o365.singyin.edu.hk
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
www.mrae.ir
backend.tendercuts.in
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
editor.vev.dev
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
syaa.singyin.edu.hk
sni57747.cloudflaressl.com
o365.singyin.edu.hk
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
bathingpanda.com
o365.singyin.edu.hk
singyin.edu.hk
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
o365.singyin.edu.hk
sni57747.cloudflaressl.com
o365.singyin.edu.hk
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
o365.singyin.edu.hk
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
student.singyin.edu.hk
verifyemail.everythingjournal.app
gustaf.flowup.cz
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
student.singyin.edu.hk
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
loginhelper.singyin.edu.hk
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
o365.singyin.edu.hk
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
singyin.edu.hk
sni57747.cloudflaressl.com
laaricoin.com
xn--jt9h.fm
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
singyin.edu.hk
notion.singyin.edu.hk
sni57747.cloudflaressl.com
singyin.edu.hk
admin.dheoab.dev
syaa.singyin.edu.hk
sy50.singyin.edu.hk
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
o365.singyin.edu.hk
www.santaterezinhaalimentos.com.br
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
att.singyin.edu.hk
o365.singyin.edu.hk
www.pastlife-test.com
syaa.singyin.edu.hk
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sign.oakslab.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
xn--jt9h.fm
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
o365.singyin.edu.hk
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
www.mrae.ir
backend.tendercuts.in
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
editor.vev.dev
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
syaa.singyin.edu.hk
sni57747.cloudflaressl.com
o365.singyin.edu.hk
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
bathingpanda.com
o365.singyin.edu.hk
singyin.edu.hk
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
o365.singyin.edu.hk
sni57747.cloudflaressl.com
o365.singyin.edu.hk
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
o365.singyin.edu.hk
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
student.singyin.edu.hk
verifyemail.everythingjournal.app
gustaf.flowup.cz
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
student.singyin.edu.hk
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
loginhelper.singyin.edu.hk
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
o365.singyin.edu.hk
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
singyin.edu.hk
sni57747.cloudflaressl.com
laaricoin.com
xn--jt9h.fm
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
singyin.edu.hk
notion.singyin.edu.hk
sni57747.cloudflaressl.com
singyin.edu.hk
admin.dheoab.dev
syaa.singyin.edu.hk
sy50.singyin.edu.hk
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
o365.singyin.edu.hk
www.santaterezinhaalimentos.com.br
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
sni57747.cloudflaressl.com
att.singyin.edu.hk
o365.singyin.edu.hk
www.pastlife-test.com
syaa.singyin.edu.hk
sni57747.cloudflaressl.com
Certificate
The complete raw certificate details for o365.singyin.edu.hk in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFOjCCBCKgAwIBAgISA8pGOZozHbGTShFxiKxb7py6MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNzA5MTcxNTAyMDBaFw0x NzEyMTYxNTAyMDBaMB4xHDAaBgNVBAMTE28zNjUuc2luZ3lpbi5lZHUuaGswggEi MA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCxruE+EbTCvHgA9RUVa2Q3FWTr BKprak7LpD3hsvn2+S4J3iJJRj+b6RcdquRV36vmQN/83/PIo2HiYaAIbyPlv94e VCMkBAw+RUmbmMQa3QTZgVC8LK0iwd0dpzMhKjG4LIbc80DIOTjM5lNLta6mKcg4 T7WEttBRGZvYqH4nwtXuIVoWf7ImWYxS0Rspz5io7Pbtk4WYmmXUa/sGqWPrqKrE POW+LOm+96FK+jhNFx2hPqJWlFX7dJyi+YJyenWN7H8VD2hu7IXnr3Jbpf+lc/MY CrdMO9hphZwm+ZKk+XLvTlgYzn0bb30kt6TVSm2ewx8cwb5L0bMFVoer8lXRAgMB AAGjggJEMIICQDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEG CCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFGAz2/5UzFMYBtSflE/E boMqVWljMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUF BwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNy eXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNy eXB0Lm9yZy8wTwYDVR0RBEgwRoIUanVkZ2Uuc2luZ3lpbi5lZHUuaGuCE28zNjUu c2luZ3lpbi5lZHUuaGuCGXBhc3RwYXBlcjIuc2luZ3lpbi5lZHUuaGswgf4GA1Ud IASB9jCB8zAIBgZngQwBAgEwgeYGCysGAQQBgt8TAQEBMIHWMCYGCCsGAQUFBwIB FhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCBqwYIKwYBBQUHAgIwgZ4MgZtU aGlzIENlcnRpZmljYXRlIG1heSBvbmx5IGJlIHJlbGllZCB1cG9uIGJ5IFJlbHlp bmcgUGFydGllcyBhbmQgb25seSBpbiBhY2NvcmRhbmNlIHdpdGggdGhlIENlcnRp ZmljYXRlIFBvbGljeSBmb3VuZCBhdCBodHRwczovL2xldHNlbmNyeXB0Lm9yZy9y ZXBvc2l0b3J5LzANBgkqhkiG9w0BAQsFAAOCAQEAhfMplAKLW9LaeARYbE3akVf3 3rvEC9Wv1/dk0IrZWDH1KTyMcIYtXK6limF7RU2U6ULIWf7cymaGM86V2Asxn9JW F82uo5sMO2D+1Itnw+M8Aw/YEvJJgB2fkyx/JrLTpgCsMMH6e7ACcWA/m0BR3S6q WdlrXxVjg7CdIPQo08cR1XeAgq0/oKR095XA1au+LWhKJ6r4mYRzmKMYijTNYpSg 2MUtS+cLbA57U9bM49OwxxCpvkw+8PkqcjeZnxJWA2EZsF5KVRXMU4LSwegSnxAW zmmn5kinUOQTbKv1Z1j8mrsFjVQ1BMTwwhWWPOY2fdpGZufHIq6qebXaIzCBtQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsa7hPhG0wrx4APUVFWtk NxVk6wSqa2pOy6Q94bL59vkuCd4iSUY/m+kXHarkVd+r5kDf/N/zyKNh4mGgCG8j 5b/eHlQjJAQMPkVJm5jEGt0E2YFQvCytIsHdHaczISoxuCyG3PNAyDk4zOZTS7Wu pinIOE+1hLbQURmb2Kh+J8LV7iFaFn+yJlmMUtEbKc+YqOz27ZOFmJpl1Gv7Bqlj 66iqxDzlvizpvvehSvo4TRcdoT6iVpRV+3ScovmCcnp1jex/FQ9obuyF569yW6X/ pXPzGAq3TDvYaYWcJvmSpPly705YGM59G299JLek1UptnsMfHMG+S9GzBVaHq/JV 0QIDAQAB -----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 330167240961477095147045268222167160364218 . . . . . . . . [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 2017-09-17 15:02:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-12-16 15:02:00 +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 'o365.singyin.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 22430416448756646444266813884652490120925374250580913694428263060070163782304955971531147837835053634689822411029692103423103131266537069571107264975914729235659877715808864160604002892954583502065304716753326510051445132544859643561972576081871104903471956816954481325993334963449983090032667939729200911935629958305632657389111367082763683692776772319048126699886127365996216382989720552802626512075074418931394817623949821468826596592032286995614446461813172179811833168567389216615302034341341742482093162316147506294103165913804933997891569281509812467600965471886457844516604600895681489079488567949353083360721 . . . . . . . . . . . . . . . . . . . . [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) 6033dbfe54cc531806d49f944fc46e832a556963 . . . . . . . . . . . . . . . . [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 (72 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'judge.singyin.edu.hk' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'o365.singyin.edu.hk' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'pastpaper2.singyin.edu.hk' . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . [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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