cssgroup.duy6.name.vn

Issued by R3

About this certificate

This digital certificate with serial number 03:b5:ea:78:aa:06:a8:3a:9d:df:44:68:ae:7f:1f:3e:d6:04 was issued on by Let's Encrypt.

With 4 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=cssgroup.duy6.name.vn

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b5:ea:78:aa:06:a8:3a:9d:df:44:68:ae:7f:1f:3e:d6:04
Serial Number (int): 323239632083144362261064589801669712074244
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 3c:43:7d:54:36:d2:2c:54:bb:86:7f:40:8c:8e:4d:23:17:78:d2:53
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): be:b9:49:17:ef:d2:5d:ce:94:5c:5f:64:89:b6:8b:fd:ee:9b:10:36
Fingerprint (sha256): 9f:53:f8:a2:d7:dd:f0:d4:1e:b3:6c:3a:63:0a:4d:a0:5f:31:f5:95:6d:38:9a:a5:7c:f1:ff:68:6b:fd:b7:a8

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

Revocation information

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

Check the revocation status for certificate cssgroup.duy6.name.vn

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for cssgroup.duy6.name.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

cssgroup.duy6.name.vn
cssgroup.vn
www.cssgroup.duy6.name.vn
www.cssgroup.vn

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(limited to 100 certificates)
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www.shantira-bhsgroup.duy6.name.vn
webmail.phuonglammedia.com
www.ecogreen.duy6.name.vn
www.sinhdien.duy6.name.vn
www.brosis.com.vn
cssgroup.vn
bacsongcam.com.vn
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www.dxmmoldbase.duy6.name.vn
www.chongchay.org
www.bachkhoaxuanvinh.duy6.name.vn
sunoraquangbinh.vn
www.sinhdien.com.vn
beemo.duy6.name.vn
www.digital.duy6.name.vn
aonegroup.duy6.name.vn
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tanilandgroup.duy6.name.vn
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cssgroup.duy6.name.vn
cpcalendars.damaihaiduong.com.vn
www.board.duy6.name.vn
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ahvgroup.vn
board.colormedia.vn
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vietphong.com.vn.duy6.name.vn
cpcalendars.linhkienthuchanh.vn
amdimanpower.vn.duy6.name.vn
mail.thudologistics.com
www.hvn.duy6.name.vn
tiannenggroupvn.com
thudologistics.com
beemo.duy6.name.vn
*.vinhomesmienbac.info
*.damaihaiduong.com.vn
www.thienhouse.duy6.name.vn
digimind.vn

Certificate

The complete raw certificate details for cssgroup.duy6.name.vn in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuX/f5IeMZ2w84vPvoWJ0
FlyiI+xO9MvAhDmavuxQ2mcG7KDumytCJQbnCogCLXwyVoOxS8ZyDJl3aynYPVA4
MnpiqtxoaDx34d2V5vSnBddeIAXNSvC8fuW1IanCC33H7Fmieu5LP/xlefXCSWFs
Phm3ag9YJhhNkxrr8V/GtzoMwdAygiLE2bl89w25ZpUEhuWp/vDljP+9lKpb7ofN
QupnrfoZpRkMkA5EkZpa73HERvZgqi9FGp/LX58eeXG9iz78Z9Pz3uJeOwe5TGag
Cjj1h1srV0nl3RmS9XiGhjGh583IZrOzFCn0eCy8UzUq/OyoOd4oiuVGgImz3kF+
hQIDAQAB
-----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 323239632083144362261064589801669712074244
 . . . . . . . . [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 2024-01-29 22:57:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-28 22:57:17 +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 'cssgroup.duy6.name.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 23417143724707686531643249291636224432322562023830553284699228845455936078399999898668474680836821416338164359800375161010801709210168784273402657696932063640431992444008457071207351977858309799729828741040483370366464019581468178496392709896498560818423323591844678581345296186057050339954524778728971104140981644142497981944195575322100585168220116565008562375051857127932345569915650385304851963382854313937539709081067187070327303142301466277217688640892213867389329099717628791350624623356225044655418619996793516411607964604119704166328204911201969672957091857672416700038017540768766870775884829452440273256069
 . . . . . . . . . . . . . . . . . . . . [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)
							3c437d5436d22c54bb867f408c8e4d231778d253
 . . . . . . . . . . . . . . . . [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 (82 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cssgroup.duy6.name.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cssgroup.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cssgroup.duy6.name.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cssgroup.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d57a7e9f00000040300483046022100cd4fde4b14fb3f82b444bd79c0a800c88644394814fefbe5652db3e1de06595e02210099c7c0e136bc9921de76dec6be0a98b8d8de0fcea87d3c712c5ab53de1636a2e007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018d57a7e9ff0000040300473045022100dcc3d5a1d4e62d79126e013cd8ed76ca229ac4ac2cb0bd43a23aa0b65a22b37902200f189a25e5469e41be12b3d438c27a01cae8920dc209dd3c3925c68930359185
 . . . . [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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