www.colormedia.vn

Issued by R3

About this certificate

This digital certificate with serial number 04:45:8f:af:fd:5c:96:bf:90:27:3b:a9:99:db:6c:b2:05:76 was issued on by Let's Encrypt.

With 2 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • 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)

Certificate Subject

CN=www.colormedia.vn

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:45:8f:af:fd:5c:96:bf:90:27:3b:a9:99:db:6c:b2:05:76
Serial Number (int): 372119620438718502142362863329732648371574
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 29:8f:be:2f:d4:97:bf:ad:7c:49:a5:e0:27:02:86:aa:a2:ed:a6:1a
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): df:c1:69:5c:cb:b8:91:41:2d:80:5f:1b:2b:17:b0:96:e3:cc:f0:f7
Fingerprint (sha256): eb:a4:fa:7f:82:39:47:62:bc:76:0f:aa:49:42:00:56:e4:a8:28:5f:95:ba:70:c4:70:26:9a:74:98:41:31:ae

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.colormedia.vn

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.colormedia.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 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

colormedia.vn
www.colormedia.vn

Other certificates including the domain name colormedia.vn

(limited to 100 certificates)
crm.colormedia.vn
parami2.ihappy.info
webmail.newstarhomes.net
tuyendung.colormedia.vn
crm.colormedia.vn
colormedia.vn
tethethang.colormedia.vn
tethethang.colormedia.vn
colormedia.vn
colormedia.vn
colormedia.vn
cpcalendars.duy4.name.vn
summerslam.tnl-lease.vn
colormedia.vn
tuyendung.colormedia.vn
mail.ihappy.info
*.otochuyendunghanoi.com
*.ihappy.info
colormedia.vn
combo.colormedia.vn
mail.meyluciabay.com
tuyendung.colormedia.vn
tethethang.colormedia.vn
colormedia.vn
colormedia.vn
colormedia.vn
profile.colormedia.vn
*.giadungducmag.com
webmail.newstarhomes.net
colormedia.vn
enhnplogiscomvn.ihappy.info
colormedia.vn
mail.meyluciabay.com
colormedia.vn
colormedia.ihappy.info
www.thelegacy2.ihappy.info
www.profilecolormedia.ihappy.info
foutecvn.com
profile.colormedia.vn
www.profilecolormedia.ihappy.info
brief.colormedia.vn
www.board.duy6.name.vn
trihemofa.vn
crm.colormedia.vn
board.colormedia.vn
crm.colormedia.vn
www.meyluciabay.com
solartop.vn
www.meyluciabay.com
www.gammavietnam.com.vn.duy5.name.vn
colormedia.vn
tethethang.colormedia.vn
tethethang.colormedia.vn
www.colormedia.vn
www.profilecolormedia.ihappy.info
tethethang.colormedia.vn
profile.colormedia.vn
colormedia.vn
parami2.ihappy.info
crm.colormedia.vn
summerslam.tnl-lease.vn
*.ihappy.info
colormedia.vn
www.colormedia.vn
www.colormedia.vn
colormedia.vn
mail.ihappy.info
*.otochuyendunghanoi.com
*.giadungducmag.com

Certificate

The complete raw certificate details for www.colormedia.vn in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIE/jCCA+agAwIBAgISBEWPr/1clr+QJzupmdtssgV2MA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yNDAzMTAwNDE0MjFaFw0yNDA2MDgwNDE0MjBaMBwxGjAYBgNVBAMT
EXd3dy5jb2xvcm1lZGlhLnZuMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKC
AQEAru12m6/jUoxvw3JIq6SPuEANHVAfitV20xuyoSW0bWsb2XmbIVoY0XSCsrqK
D2xnTv1UoEVD+79YZbs/Y03LchttCDQKyd1XVAgvGE1e3WTSAzegS+OyJUsblVSG
S6nsynCdJm5xu5iGp8BuINUeH8wHm1Ggj3g6lKmO0Zh+l1qrVD94fRSPT42RPM84
agNx9njY0SrSCMeJapmEg7WYINfC+Ofkz/hoho9KXpPLnBX76Pzgpia8ogsUDSI5
LIY21HlM8GJu67JyWlRAw7PWkpTwhOKHQZjyVLeZVIhJo5VjHvhrGmwKJ82gXNsd
RK0RdctN364NhBYjK0Kset8vsQIDAQABo4ICIjCCAh4wDgYDVR0PAQH/BAQDAgWg
MB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0G
A1UdDgQWBBQpj74v1Je/rXxJpeAnAoaqou2mGjAfBgNVHSMEGDAWgBQULrMXt1hW
y65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6
Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iu
b3JnLzArBgNVHREEJDAigg1jb2xvcm1lZGlhLnZughF3d3cuY29sb3JtZWRpYS52
bjATBgNVHSAEDDAKMAgGBmeBDAECATCCAQQGCisGAQQB1nkCBAIEgfUEgfIA8AB1
ADtTd3U+LbmAToswWwb+QDtn2E/D9Me9AA0tcm/h+tQXAAABjibIj/cAAAQDAEYw
RAIgNzz+I1aes0UjwCRVM3MCkc8X2pEszUZ+Vq8Hh/ThmSACIBqYwYxtkTWWzsKp
J+77LeQYTWlWRWPN6gpjgpZTvE9BAHcAdv+IPwq2+5VRwmHM9Ye6NLSkzbsp3GhC
Cp/mZ0xaOnQAAAGOJsiQJQAABAMASDBGAiEAyNnoNJWdbJMmmvbBtHvmL9GEasBx
rTPECum0BBf6mogCIQCKc9L3tZ8uWZ6bF8EQ8c5hnlWd5/m6Trj13XkZ2Z/pbTAN
BgkqhkiG9w0BAQsFAAOCAQEAqLXw8a6TCH8PYN0WTsBD2kheeLwgKduzrynyc6ts
KxaK5cuG5ztbAQfWUINHDSUNNRnDSTVhdRui89NhVOuqw5D5B7W7z/ktQrazM2dk
zllkuf2C+sve7eAt0zlYu4PAR+xHBMTMnIbiX7eTDA1wAzwkIhfxIw7B5QiHsyJQ
OUYNr/Qbk2LkRnt3Lz+IQrpgEm+XJ8Dymcsw51sdcZpAiCD5eHOIPhAZXFpj2/Td
lzSYmtCtlzzFnyuktttmrz/5N/yxtft33zZ50lSMl50SHx98UKrhXM7HwWqXtKRc
jwRvE30VXXJI7YfzL0MyAu9tX9qhYc8AMc1gElQSpnycPA==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAru12m6/jUoxvw3JIq6SP
uEANHVAfitV20xuyoSW0bWsb2XmbIVoY0XSCsrqKD2xnTv1UoEVD+79YZbs/Y03L
chttCDQKyd1XVAgvGE1e3WTSAzegS+OyJUsblVSGS6nsynCdJm5xu5iGp8BuINUe
H8wHm1Ggj3g6lKmO0Zh+l1qrVD94fRSPT42RPM84agNx9njY0SrSCMeJapmEg7WY
INfC+Ofkz/hoho9KXpPLnBX76Pzgpia8ogsUDSI5LIY21HlM8GJu67JyWlRAw7PW
kpTwhOKHQZjyVLeZVIhJo5VjHvhrGmwKJ82gXNsdRK0RdctN364NhBYjK0Kset8v
sQIDAQAB
-----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 372119620438718502142362863329732648371574
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-10 04:14:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-08 04:14:20 +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 'www.colormedia.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 (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 22082562588066345629355479245142749648084439104279213851141864323347612744969936614178713289451637814755365713317652181170165506488749033557079271330481390077579747532489129759064995840565274927053163853082022404223445659000227552540018834628800784783599775484514871264698479825624469420552833043205942675301337601902182521585834012096167959673135950291446050243316240121144925748119702896031691899855105820616498322160935054168495978900882349552775288240620089499777602280531328438387716502925576845532093478710789596589048176346846163188696148022351460655035426221188370436051999753686254677494458950276585082531761
 . . . . . . . . . . . . . . . . . . . . [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)
							298fbe2fd497bfad7c49a5e0270286aaa2eda61a
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.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 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r3.i.lencr.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 (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'colormedia.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.colormedia.vn'
 . . . . . . . . . . . . . . . . [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 (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 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018e26c88ff700000403004630440220373cfe23569eb34523c0245533730291cf17da912ccd467e56af0787f4e1992002201a98c18c6d913596cec2a927eefb2de4184d69564563cdea0a63829653bc4f4100770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018e26c890250000040300483046022100c8d9e834959d6c93269af6c1b47be62fd1846ac071ad33c40ae9b40417fa9a880221008a73d2f7b59f2e599e9b17c110f1ce619e559de7f9ba4eb8f5dd7919d99fe96d
 . . . . [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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