giacongmypham.kosna.vn

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:8c:b1:d4:9b:59:49:ab:32:e2:de:7f:70:aa:cc:f6:3c:31 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): 03:8c:b1:d4:9b:59:49:ab:32:e2:de:7f:70:aa:cc:f6:3c:31
Serial Number (int): 309212766437247658719819240873410063383601
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f0:15:74:26:92:3b:63:38:d1:9a:49:aa:0e:db:a5:5d:da:08:bb:96
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 0b:ac:00:6a:b3:7b:53:49:9d:81:84:5c:8f:75:13:ba:d1:61:ce:01
Fingerprint (sha256): 9b:8a:3f:0e:80:5c:00:10:6e:40:2e:88:89:36:25:7e:2b:67:7a:e5:d5:43:c0:d7:dc:dc:56:1d:07:12:7a:e0

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxRDaMS4POCyl6eYvygW6
5c4FFX6NKJ1Q3s+Yn+0OT+T7OXg2hcyL4/zJn404Ue5fifWLBem46SYnno9QHEX4
jDXy03u3PWjK/TfNKRi/gyn+j6NUCjG4K5paSf0p/Nn3JlYv00wEhsSb2SCRYqdA
tVIhLEQWQZ30Wndfxtq7PKsDkMXzG5ZRSo9KCEuppqQfmL1oGJBZhOXCJqWmoceS
pvyZm+fiUSJCog2eZNzS88/29Bv1340GJdjGrGrXGuY2uStJC3nD7q/yj0aUf3h2
9fkCZz6J1valE8KjVTaUXvFqr3jP37h37nf2W2axScIVmlpiCAwdd0Q8m9jXvi1j
EQIDAQAB
-----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 309212766437247658719819240873410063383601
 . . . . . . . . [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 2020-02-15 00:33:46 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-15 00:33:46 +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 24877256263542214700437750344857319181477057448207559084498841141451441102592942237563642935647971914244621146801615109414222060363283306462747894300490216312350828220957845681456251048331184039155844108929681867279640832952287474741404178600949574188225562867462652022784107500139100993535889176117001629314634659295825828385918028089849993281797074721389972843699653969615860139249704237585009127940193048982257864666349545012182199768529799065908297181470384998590555625600481110113938991944812993107698341793050909304625370146176563951821570616186277172627872854375833147193470571903650642772347642771851581416209
 . . . . . . . . . . . . . . . . . . . . [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)
							f0157426923b6338d19a49aa0edba55dda08bb96
 . . . . . . . . . . . . . . . . [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)
							00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a11212841875968171455800000170467aefa20000040300473045022100855b58f30e10767f202f8af0f501416a5c93ac75a70c552e06de398549c333320220551f096079cdba86dd54025da659ca5f811faa1cc50247a2e606bd6a7616ccba007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170467aef930000040300473045022048240599f3cd309ff57fb2dbea3d32d4c6f2347906cbf0ad4fa4bc8bbe04897b022100e3e1a071ff5c384d187eadeca57a076c7ed6f0f976935187d4ae094221f6d487
 . . . . [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)
		009b438e947659ecb7aa8ddfe6a2a3c34a13f5185cf5cc2818042f98f6e232bb017cf9a662e2a28e0ae557fb78025c9cc7c3a8394fc10b2a6bc6989d4d66361b578c3b06e1e6be54f7a77a929b70a8c5677f59030d8103297c1a11c9d91060e9f9ec1cc6e963ded23e8a65c1681281675c4c6a61ac2e34d4ede60d36c8d6688b016d7651e4d4d23d0568fa411534c6d1b5ccde02d8d2cd55cf737e139212c4212a3a55862f620847939b38358912bad60c6acebb837f01ee7743a37d2c308934844e38dbd1c26afb719e1f6255b66d9ee69b373a5f6b3b15ae7f5ef14605b66a64f3080027be26f21923b4a48492fe64ee0a8218547031038c4412414627fd25f8