DV SSL/TLS Certificate for cpcalendars.denyo.com.vn

Certificate has expired

Issued by Let's Encrypt (R10)

About the cpcalendars.denyo.com.vn DV SSL/TLS Certificate

This certificate with serial number 04:27:a3:d1:b1:f4:67:6f:8b:45:ff:35:35:fd:d2:b8:ac:a9 for cpcalendars.denyo.com.vn was issued on by Let's Encrypt.

With 9 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate has already expired and will cause a warning or error message. 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 cpcalendars.denyo.com.vn 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 expired on

Certificate Details

Serial Number (hex): 04:27:a3:d1:b1:f4:67:6f:8b:45:ff:35:35:fd:d2:b8:ac:a9
Serial Number (int): 361937908999664145032128786425917717654697
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 67:55:a9:f5:e4:b1:34:11:7b:43:76:22:f1:f3:5c:df:6b:1f:e4:7b
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): 21:02:12:c0:0b:2e:30:82:aa:a6:95:38:ab:c1:0c:81:2b:53:7e:ef
Fingerprint (SHA-256): 07:5a:d9:1e:59:6b:bc:59:d7:3a:1a:85:3e:10:89:c7:1c:b9:46:91:3a:6e:d3:fb:d5:45:ae:70:3a:de:fd:4f

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

Revocation Information

OCSP Server: http://r10.o.lencr.org

Check the revocation status for certificate cpcalendars.denyo.com.vn
9
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for cpcalendars.denyo.com.vn

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
CA Certificate
This is not a CA certificate

Subject Alternative Names

cpanel.denyo.com.vn
cpcalendars.denyo.com.vn
cpcontacts.denyo.com.vn
denyo.com.vn
ipv6.denyo.com.vn
mail.denyo.com.vn
webdisk.denyo.com.vn
webmail.denyo.com.vn
www.denyo.com.vn

X.509 Certificate

The complete raw X.509 certificate details for cpcalendars.denyo.com.vn in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0LcWuz8w2+P1v7VFIG++
OQwzJeBpgdQhIYy8e8/TJGucCttpv8XCY8+ht75/TRF2l6f9xS0ipM1Xt8FDMUSW
fc9jSK1TZX+WKyAHH+VH3ZthsIZXY1wMhj6ta8GBc8XQVEhJYcKKB7Vk3AlUBHoS
wpHxA5jybN60y6CuW9454Vqc3rYUBHAwi4KZm6PHi2iegcwKzecFligGCc9VivqX
mJiFawsgLDIGrHGIvNOLxZv7yWKbY5+OrUmzYB2zJp7gCifzDHNaoO9llCpd585K
XdbO5xxuYIt6R0yKWWKDk24FuB9vVQ97IV6DjyYnSOG3WsEMrr2Ya5ctwcNHIWNu
EwIDAQAB
-----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 361937908999664145032128786425917717654697
 . . . . . . . . [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 2024-06-15 07:17:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-09-13 07:17:51 +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 'cpcalendars.denyo.com.vn'
 . . . . . . . . [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 26347851882534568783820242202971579700716628521604687747874518675213783926830428961744043838222558881720682522797147769749534509015669919813927045437636660948441390930730174667576686295992821699505164704657362634948641751247656073463997523427117181484857697566653741172454327257197209667893589939166532297203136018407741453764264254216923181098993063115568397905377348323142942592581896951141300120450592755401167539620419056885613089033209016433472290146853432525086100417554223663213165397132288768136544545029555945460507096411150275574179858489062654496665195113912344372309829416972073169372994140995835966746131
 . . . . . . . . . . . . . . . . . . . . [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)
							6755a9f5e4b134117b437622f1f35cdf6b1fe47b
 . . . . . . . . . . . . . . . . [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 (75 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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.o.lencr.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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 (189 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpanel.denyo.com.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcalendars.denyo.com.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcontacts.denyo.com.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'denyo.com.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ipv6.denyo.com.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.denyo.com.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webdisk.denyo.com.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.denyo.com.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.denyo.com.vn'
 . . . . . . . . . . . . . . . . [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 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)
							00f00076003f174b4fd7224758941d651c84be0d12ed90377f1f856aebc1bf2885ecf8646e000001901af96f580000040300473045022100f53635269c2e00d746609512abb09440d959b166a25b4cfe88b5fdd9d745697902201071246910de4839aec8c35d7b1f2281efef441d2ea10cae8de2e914e09fd99d007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b000001901af96f610000040300473045022100eb8a3bfdb814e07594673bcfad451205e6c08a761f0aeb5e6135cbd97e8c6e83022072e5a04475c25dea89d1d95b004eebc983d7e3ba04b87032448de47e7666b695
 . . . . [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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