ghn.vn

Issued by R3

About this certificate

This digital certificate with serial number 04:be:33:97:57:b8:b4:6d:1a:b5:f3:f7:ae:b4:4f:a8:87:0c was issued on by Let's Encrypt.

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=ghn.vn

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:be:33:97:57:b8:b4:6d:1a:b5:f3:f7:ae:b4:4f:a8:87:0c
Serial Number (int): 413171369885833420734166889738472193033996
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: f2:7a:f3:3d:78:e5:1f:b5:e5:69:2e:e5:6c:be:32:90:87:3d:e7:4a
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): d6:c8:4e:bd:90:2b:14:b9:54:69:3e:2b:ff:56:93:26:41:e6:2a:e8
Fingerprint (sha256): a1:5c:32:bd:d2:b0:54:63:a2:56:49:52:9c:89:75:88:fb:42:12:e1:a4:b3:a8:09:62:a4:02:87:87:b4:64:3d

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

Revocation information

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

Check the revocation status for certificate ghn.vn

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ghn.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

ghn.vn

Other certificates including the domain name ghn.vn

(limited to 100 certificates)
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ontime.ghn.vn
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webadmin.ghn.vn
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ghn.vn

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAirnrvwOTXRxhc4lyZAiU
NhkkPzaoma1t4+DytJ8BCIYJsh5+nbUujLDGSHevz3hrlISToE/zAO+vxkh12cW4
C25LBA5pmaAi2MSyPpV29JpGREehwu2xPeraD5OAzOPDSC1bMxVvNi7nH1xZbXKd
Kzh48634HyVAFt8bOZb8rSNhXp0xVftjGixV4O8GRMMLmtSS+XI2Bc6ri6Nld4q1
muvmnk51NSCwRy/oAJofKDo/hYoHOuWjnBbJNpKfMqeqbGh9+mKMaZrOTT5hm00f
ENqG+y3u1jGpGjRcAmkypzm8ZkbOnLrtc/WIqXsLfbzm58N/cZECbdJCtOhUb0lV
NQIDAQAB
-----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 413171369885833420734166889738472193033996
 . . . . . . . . [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 2023-10-16 11:00:33 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-14 11:00:32 +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 'ghn.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 17512567089914439770154028576072729605903659430147727703106959389042630604192059835449479266800196194708543051707798770320085975364105231557010452959247537448773422622616064308334515203069495664884615413823553451790035549245730403418833823084915058292463673266535635822184728759561011094375681140718390736160466810444673157012320960706141625890910430212866312174791291226706010882902208379291781447140185764170598508009177397205391254229894643939690113593461783964929701523697927763255114042602581694431618636523692553507157734606175018451335485959058601806739170704312277927982337182095940816018115396200802120455477
 . . . . . . . . . . . . . . . . . . . . [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)
							f27af33d78e51fb5e5692ee56cbe3290873de74a
 . . . . . . . . . . . . . . . . [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 (10 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ghn.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b385bf7eb00000403004730450220102349ef3db577e76fb15de569d00463c7015ff6c018d44954a5fc659394308f022100e3744530cd231eea1a24c97eb8d35099b2e91a71b02db6f880ad4853012f3db2007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018b385bf7ff0000040300463044022059856ecf87e0c869b5858fca96a18568dba711665efbfb3ccfeb066eb5dd1bf102200256352e0d553d802793eb3a02514bb4754634ac218485a3e43858845a5063ff
 . . . . [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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