giacongmypham.kosna.vn

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:58:cf:7c:e7:0d:9f:fa:6c:9e:fd:eb:0b:1c:7a:1e:09:f7 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=giacongmypham.kosna.vn

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:58:cf:7c:e7:0d:9f:fa:6c:9e:fd:eb:0b:1c:7a:1e:09:f7
Serial Number (int): 291557504810577356046151954092064329566711
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 86:6f:f2:c6:18:58:6f:fd:8d:e4:65:30:82:3e:51:49:08:04:06:52
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 13:d4:5d:4b:67:5f:c5:a2:0a:30:e2:14:f6:17:fa:e7:8e:01:0e:08
Fingerprint (sha256): 17:d3:a2:ea:af:6b:19:65:d9:14:7b:75:5f:b1:db:dd:a7:69:7d:0b:a1:cf:a3:25:e3:ea:cc:57:b0:e7:72:ba

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate giacongmypham.kosna.vn

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for giacongmypham.kosna.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

giacongmypham.kosna.vn

Other certificates including the domain name kosna.vn

(limited to 100 certificates)
kosna.vn
giacongmypham.kosna.vn
www.kosna.duy8.name.vn
kosna.vn
www.kosna.duy8.name.vn
www.vaihoalam.com
kosna.vn
www.thelegacy2.ihappy.info
giacongmypham.kosna.vn
kosna.vn
www.vaihoalam.com
kosna.vn
kosna.vn

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuM3biJoBET1wCYQOdTV2
C7EZdTgpBTHehNSgdL3UHOYdp9HrZLQuHECt4XrxfFr6R3l75efZWCgbPBvdIfg2
UZ6eJd7eezH1gBdNPUJKcYcxF5kfuh/i5Rtk5HoBfuUwnzOWQTtvC4TjGQd7zfaZ
Zc6nP9YE6ms5wOQtALjNQjOhnhYWpA4I6FtJzjxQ6Hyi9YwNju28/QdlkboBbKWN
J98e0e8Tc48bsM03tjkVE+hIfqv4BsG7PW2lkU8lbJ+yIEauGzmUOZrHmtmmUoZR
g+FD7HZCsCopgLockoVUj9qLcSiYZ9R4Wg9BFPRaHSTHfrvTwGNDBtSCtlFZBDL2
jQIDAQAB
-----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 291557504810577356046151954092064329566711
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-17 01:32:31 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-16 01:32:31 +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 'giacongmypham.kosna.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 23329360256609940800279563557726984220022691621503935459993970245526781909325131663533939438777003201692735709593303534134690504391880176504131880753468083848884590499288264841398125040535253753762962886329630328613511126808006549335355380112188544226906472711388175487111850463498892052450909739225781093989621243019309087295381954961433578937207461315789575317283809276991992696067393264684068342482970736811059953282944086295765507432665943348044628039042776358367107989404221344425322311533744482784302920480335408943240953945185663368432118647731774546134766466246694313410718981046197835810732229173784769394317
 . . . . . . . . . . . . . . . . . . . . [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)
							866ff2c618586ffd8de46530823e514908040652
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'giacongmypham.kosna.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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00f0007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f11b326f6000004030046304402205bcc8b3fa60164265bafc9c582fd868e4af85e63b47caa3af6ce21dd38bd77a50220609c428dffa0e38d349e82e1632a7385631e0a6428044c52cdae67968fb0d0d5007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f11b328ee00000403004830460221008724332d8f3e14fcbb95e58245f6f661295351c6b2a87b2a542f6608f8f90ebf022100f051b86e981e46a2c0450118d3f30599b0900c165c94483f22b14029af6f4bd3
 . . . . [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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