vietnami.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:10:f3:5e:04:76:10:e0:81:ee:6e:7c:19:e0:02:09:f4:fa 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=vietnami.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:10:f3:5e:04:76:10:e0:81:ee:6e:7c:19:e0:02:09:f4:faSerial Number (int): 354217152167140223597236470087622219920634
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: b9:6a:87:79:1f:51:a1:f0:5f:a6:7b:b8:aa:fa:d2:89:27:34:f2:3d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 1d:c1:cd:47:58:95:77:0c:a3:df:ad:a6:03:be:7d:7e:9a:aa:12:a6
Fingerprint (sha256): a6:39:0c:bc:5b:3e:8b:95:31:54:08:c0:25:c0:2c:18:7a:01:f8:2c:b9:d0:01:4e:7a:ec:10:31:4d:ff:40:ce
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate vietnami.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for vietnami.com
Public Key Algorithm
RSA
Key Size
4096
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
vietnami.com
Other certificates including the domain name vietnami.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for vietnami.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGTzCCBTegAwIBAgISBBDzXgR2EOCB7m58GeACCfT6MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMTcxOTA4MDhaFw0y MDAzMTYxOTA4MDhaMBcxFTATBgNVBAMTDHZpZXRuYW1pLmNvbTCCAiIwDQYJKoZI hvcNAQEBBQADggIPADCCAgoCggIBALYCECuZIeWrcVOF/kDpbKT37ujtzhBfs6w4 Foioz3jYXKNe9pBKFt42Y9gFXuOQI7O5RlaG+Usdb45ChlONwQH89v6aqPhDm/SE 2vfLcs4MNRuLL55rDOSdJQAZZ7P0crTNFyj1h7NTZjCGnsyW/E90bWdQeLpS14bd FSMDLWal60Q8R6hrNYbYz7hzhCEFSDLTV7HT/LFAolt/vMRvDAukeE7U+PQhG5uN U5ojrGCowr2w6U1+sSGUOEYafgw5HhD9Tvy26FUQGfWO25GIsYaWP9q2G5PkFLtx b5QYKP2XZro8/jRw6ijJd/EoI53Pj8Qtj+pQX40CbFsTpk3AzKLprHiOFtKnUC34 vDa2ClSsZ/TDGVBMzmE0fbezJ+JQ9q8aQ5vo3ow40WzWfa10h1BGm/Kz4q9jsrJF 8AV3y6kQVsT1voGH06OqVnCTw88ADa0xb5EVZLMd6pi6SS2zWDCa16oS5DJ+Y+vg cjsE7ssKzYgt3HV4X4gz012JU7KVSbzM8+4CdDBj15cX+2GB/6w8sZHZffiuTqfz iQu3ummqQsbXYivgBIU7CheLCH6kGHmWphyQSMsp0NNsOLE7AabcV7IgwmAMt89+ ZkAmc/mBNTes+6pgNaUtkeymLcYArlBz5uz+HRITo50ydsgeVQrGYzAP6PFDE+1R 6+BnvXWlAgMBAAGjggJgMIICXDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYI KwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFLlqh3kf UaHwX6Z7uKr60oknNPI9MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyh MG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgz LmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgz LmxldHNlbmNyeXB0Lm9yZy8wFwYDVR0RBBAwDoIMdmlldG5hbWkuY29tMEwGA1Ud IARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0 dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBAwYKKwYBBAHWeQIEAgSB9ASB8QDv AHYA8JWkWfIA0YJAEC0vk4iOrUv+HUfjmeHQNKawqKqOsnMAAAFvFXmb9QAABAMA RzBFAiBfmuHmTsIU8+gl8LuS+O1DnbHFVaBb/pa4LFAdCHEF6AIhAN0yC+aOg2ps FgfiwHaSRZkjUvlN6ylCxPnEk3F1+n0tAHUAB7dcG+V9aP/xsMYdIxXHuuZXfFeU t2ruvGE6GmnTohwAAAFvFXmcIAAABAMARjBEAiBig23bbw3N4g+5/AICuqmMI9w4 h2l52SyZWBSA47kvTwIgZLUjMpIUbCuoloq5BwkhEo45A+2bTcTbeww2M6QBuVYw DQYJKoZIhvcNAQELBQADggEBAC91tZ8fLqaFQdm6T6bLZ4WAKztxF8LLZ3LROLy2 d9ImLvZx62j3MVSGHGP2lWKzlOPCTg3i0DdEyfi5Sll1F80cNsyqn01L15LFh0On 7L8i+9Bipe/EVB9yGc92hdbA98jtSIa71T5NRoXKMJp15Knnavo91gdiOuUbN7pP lbk9QOWUhUNtNytHMaBaFFdx4sa00ai5ArWkrNhMSWFC6JSW0plSKmdQRcyComSc YkMXItyBHjZlOaJRFQ/BCQr7ywiSjmWALEvfVXFEB09S3wwlie5q3DQFIfum/fIw hQF603uMmRl5hVQXHJgksUasyOHsKXJcIBXBPcxcF3ZxETM= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAtgIQK5kh5atxU4X+QOls pPfu6O3OEF+zrDgWiKjPeNhco172kEoW3jZj2AVe45Ajs7lGVob5Sx1vjkKGU43B Afz2/pqo+EOb9ITa98tyzgw1G4svnmsM5J0lABlns/RytM0XKPWHs1NmMIaezJb8 T3RtZ1B4ulLXht0VIwMtZqXrRDxHqGs1htjPuHOEIQVIMtNXsdP8sUCiW3+8xG8M C6R4TtT49CEbm41TmiOsYKjCvbDpTX6xIZQ4Rhp+DDkeEP1O/LboVRAZ9Y7bkYix hpY/2rYbk+QUu3FvlBgo/Zdmujz+NHDqKMl38Sgjnc+PxC2P6lBfjQJsWxOmTcDM oumseI4W0qdQLfi8NrYKVKxn9MMZUEzOYTR9t7Mn4lD2rxpDm+jejDjRbNZ9rXSH UEab8rPir2OyskXwBXfLqRBWxPW+gYfTo6pWcJPDzwANrTFvkRVksx3qmLpJLbNY MJrXqhLkMn5j6+ByOwTuywrNiC3cdXhfiDPTXYlTspVJvMzz7gJ0MGPXlxf7YYH/ rDyxkdl9+K5Op/OJC7e6aapCxtdiK+AEhTsKF4sIfqQYeZamHJBIyynQ02w4sTsB ptxXsiDCYAy3z35mQCZz+YE1N6z7qmA1pS2R7KYtxgCuUHPm7P4dEhOjnTJ2yB5V CsZjMA/o8UMT7VHr4Ge9daUCAwEAAQ== -----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 354217152167140223597236470087622219920634 . . . . . . . . [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 19:08:08 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-16 19:08:08 +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 'vietnami.com' . . . . . . . . [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 (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 742528099207378981342749206564528231122549778022379578873625610948974425988151377279714337370280650694775634817187536001176943452497609533380523080969312291558855407371334521377816024209235716214656228158102369286274406347635912044497669920016483901860313902954350629013963346049865354571534927336999339728508295159409307158246995384321789034125501697367191096221034533050554699149184800282748405998054772864497844234567222263049667414142414023887117617045603480611148179204066298458357614616018442512077834803390245544443364387079048520294150130970611561048162233003021727678930533236126495002485494499782580674661677795576646282761137002084756205071530845775802464886899919107786570551231122600352253957128374746082088051387582355892444591230907690578220599604211563519772660967459318360049840949004026081014827396879815888536514439129667743898077467286863950587777987748307608388046962578558752765653684322018589107791197825604082718691984096289758785278502803000248400183530789540627673431907340412086758262304867804481176539172053987849746886252016273239944412711550234291728986754148093940784681912867987970865912989272788902075898732888453508898077121119365258145465932816797530445305856780823462344843236309394733056898463141 . . . . . . . . . . . . . . . . . . . . [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) b96a87791f51a1f05fa67bb8aafad2892734f23d . . . . . . . . . . . . . . . . [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 (16 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'vietnami.com' . . . . . . . . . . . . . . . . [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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f15799bf5000004030047304502205f9ae1e64ec214f3e825f0bb92f8ed439db1c555a05bfe96b82c501d087105e8022100dd320be68e836a6c1607e2c0769245992352f94deb2942c4f9c4937175fa7d2d00750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f15799c200000040300463044022062836ddb6f0dcde20fb9fc0202baa98c23dc38876979d92c99581480e3b92f4f022064b5233292146c2ba8968ab9070921128e3903ed9b4dc4db7b0c3633a401b956 . . . . [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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