DV SSL/TLS Certificate for ihmc.edu.my

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the ihmc.edu.my DV SSL/TLS Certificate

This certificate with serial number 05:cd:69:08:ce:30:55:41:71:bb:29:4d:34:2f:bf:45:cd:d4 for ihmc.edu.my was issued on by Let's Encrypt.

With 2 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 ihmc.edu.my 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:cd:69:08:ce:30:55:41:71:bb:29:4d:34:2f:bf:45:cd:d4
Serial Number (int): 505458929537531618184409034639199734975956
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 73:9c:65:36:b3:0b:76:18:a8:88:17:83:9e:24:af:87:b2:1e:a0:4d
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): 74:34:e7:55:cd:bf:e7:3b:b3:4a:43:22:25:17:ec:1a:d4:52:8f:ba
Fingerprint (SHA-256): e2:6f:cb:2c:e1:f2:28:45:85:a2:61:21:f3:e0:9e:a1:e9:30:e7:73:ea:18:b3:c7:7c:47:6f:bc:a9:d1:32:cd

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/85.crl

Check the revocation status for certificate ihmc.edu.my
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for ihmc.edu.my

Public Key Algorithm
RSA
Key Size
2048
Signature Algorithm
SHA256 with RSA
Key Usage
Key Encipherment
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for ihmc.edu.my in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAx6r7svSalFoW+hXBaPoQ
p6ZK/v763e9u/YusQNjznH/GiDcI247xjNZxGfIC9uyzHI5aYQ4mNJ504OTVsg3Y
lxSzJPvg7vpB1xjtkbeZUz6C2sCbfKsm8G/fGMZmmwjLXVloRwqmxcTu0x/QO4rK
MvCfICfawHEe7Hq+d1prv82W044GskcKRuelWNgmdbXQTMZ024k1bWyf0c/6h0wt
vgbjFsCudGmKwRVZ6X+UvkkoQL0AuM9ePWezOpjmzhqU9lPqRz3Uif357QCb+eAW
bpUUFAP7/02Sz9xCDidjQc9bEXZFzJSllk8FT4wlLzEVv/gYSIe86hPzGRDdB3+u
FQIDAQAB
-----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 505458929537531618184409034639199734975956
 . . . . . . . . [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 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-21 13:59:56 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-19 13:59:55 +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 'ihmc.edu.my'
 . . . . . . . . [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 25205737646328358470172977287659263286670254679459417188284109995019236912242222726195271277558728258589024720659048868411236970627126365481288066996125615114676787644505921006445973180969299138517883121716353155367560227062211473746972222705547890853085970048852853044881276766360198051828973700854418030770457638526096547496157335473476251403694056826640887316946343314198217862117658182358558431728757978477655673952686085538096723895983654823926858715195405224040802681514166944331748350301435679633062750400511088675588041362869673202024050728555411221094678797148513134955887127160410815418971815127336838213141
 . . . . . . . . . . . . . . . . . . . . [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)
							739c6536b30b7618a88817839e24af87b21ea04d
 . . . . . . . . . . . . . . . . [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 c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [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://r11.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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ihmc.edu.my'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ihmc.edu.my'
 . . . . . . . . . . . . . . . . [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://r11.c.lencr.org/85.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)
							00ef007600a442c506496061548f0fd4ea9cfb7a2d26454d87a97f2fdf4559f6274f3a845400000196f35a59c10000040300473045022050cf11e603c2d642e3f858d48f9f77f296d1d18ae4462ae13ca9c7d38be3d47e022100e5a71f355cee0b09fb8224a55044799bf0bc87c5ac07c4437068214216c592bf007500ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db000000196f35a619c0000040300463044022039048e5f04afc7a4eadfd0bf73f77c6245c3e2bbe6ac8be965b0b8f646324f3c02206d33f28a488c873bb9b25c22201e6a7b0bd651725f1bf0a0da9a013653baf2ef
 . . . . [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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