vietnami.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:8f:ac:8d:12:48:5b:cf:21:ba:aa:c0:3c:71:42:f9:9c:d1 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): 03:8f:ac:8d:12:48:5b:cf:21:ba:aa:c0:3c:71:42:f9:9c:d1Serial Number (int): 310226595964923213265546339785017684237521
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 48:77:46:c3:5d:63:66:2f:8b:3b:32:b7:10:f6:93:14:4d:a7:d5:19
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 36:1f:ca:65:f1:a5:9e:d2:a6:1a:26:6e:fa:a7:a3:82:ef:5c:71:5b
Fingerprint (sha256): cd:55:59:62:99:81:39:90:62:96:49:7c:90:66:7b:91:c8:9d:e0:89:37:ad:4a:f7:af:bc:cd:9e:ba:dc:4f:5d
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----- MIIGUDCCBTigAwIBAgISA4+sjRJIW88huqrAPHFC+ZzRMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMTYwMTUyMDNaFw0y MDA1MTYwMTUyMDNaMBcxFTATBgNVBAMTDHZpZXRuYW1pLmNvbTCCAiIwDQYJKoZI hvcNAQEBBQADggIPADCCAgoCggIBAOrCcf/dRGcfJG0xMR54kquSYYVKuB+bOpWf RFKpusr4u/8L0bqEEGhT0Jm20+YS6YMbzpKrFPgvsTZCsMNvDyFbz9GKadUNstmW 6c3nracUHNMwG60Nvvgrs6e1DtP+fOdVXKt0MuIpFYD23V5d2pdkoh1kV7A9go7d 4kh/Dd7pC1xa8QBbQKQGAffcyqvZqM0LinhjDLNUCJ7aXLlrSEkDHGI4C0TgvKKA I5MPyql6xgELbWHgksFUg+kXs3+CXHCkHVIt4VbpFDdFK5g1bWbDavHYkeHx0F7W OjHBYbENHZRZMlT+dnmmNn4LTZtSyMXrYOenWBEedb2avgIEmuEEuXrrdiGOlGQ5 HKWYreY8R0Lqzf6uU2wqcnCWvP1j8qsnKa0cgfbr1Pjf5K6z7xTugOVglqQU5Kla TENRr5fxAtVGPyEe8+xXO3JIN34rWEnwOcF5JkGnEFmmAAGVnMbTDs8EKzIWRM+b 4ymkQ75e3m6WhibqlSm2hPDCEO+YBNpVOAq8thT/OgkJWfz4H2ndXwTpxk8w5KIw r+1b+EBya0Sh51xXWMjlCAt1ZdA45zS76cOQ3kswUL9pr7D/6bbfZXSZ4UEUU44z 0Ue3pyvEpza8Kax82EoQibwloXEY12VJYyn5SX7kJ0pklsy/cZ1PDoE66EFf2vAC decDkktDAgMBAAGjggJhMIICXTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYI KwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFEh3RsNd Y2YvizsytxD2kxRNp9UZMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyh MG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgz LmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgz LmxldHNlbmNyeXB0Lm9yZy8wFwYDVR0RBBAwDoIMdmlldG5hbWkuY29tMEwGA1Ud IARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0 dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDw AHUA8JWkWfIA0YJAEC0vk4iOrUv+HUfjmeHQNKawqKqOsnMAAAFwS+j2VAAABAMA RjBEAiAv8IT8fyY/l7AHJNNfLzpF1BoNfaArZ7/CQ0agrD1s/wIgBYbrkzS+/Ffv pnIULNso4Yu3KjCVEJ86wFbgr/L/bdYAdwCyHgXMi6LNiiBOh2b5K7mKJSBna9r6 cOeySVMt74uQXgAAAXBL6PZqAAAEAwBIMEYCIQD6w/opNGebBV1Dq8aDABcF5FP9 lhH0y+SOAWOS/9VlbwIhAJ8ntYURNagIevyhe+5v+MX0bscJ8TjU0ydLxbTEca15 MA0GCSqGSIb3DQEBCwUAA4IBAQBA3wtdjPba4ZP5Jv2xXe2A8Xux1KqNEUN5UiHs ANVZtX2WNErCuPw30V7BMBTwTBNc0IYpDb1a6b1opB4lTuV2byJKWoGInWKCOI0S avJfFL5n9IBtUZRV6tL1+bySi3Np2OovOg9RTsYUJqZwxAWvqHc3cT/Zoto/p2eY V9PCP1kmRMDO5RU376MvdnyZSFgFmwjhtQ4WHht+SXFKAbKkrEhsNnO21l3TBVXi yj+ZGGOmcv7Un8WjEkfisaL73P4HYVW3fhFnf6TEXE4opJ7JmEd2d+2HGc/G7LCh FyG5i+cIu6jNEnwas3sMLG9Ta/qoXJeuJ3vxAv6Rl99ubAbP -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA6sJx/91EZx8kbTExHniS q5JhhUq4H5s6lZ9EUqm6yvi7/wvRuoQQaFPQmbbT5hLpgxvOkqsU+C+xNkKww28P IVvP0Ypp1Q2y2ZbpzeetpxQc0zAbrQ2++Cuzp7UO0/5851Vcq3Qy4ikVgPbdXl3a l2SiHWRXsD2Cjt3iSH8N3ukLXFrxAFtApAYB99zKq9mozQuKeGMMs1QIntpcuWtI SQMcYjgLROC8ooAjkw/KqXrGAQttYeCSwVSD6Rezf4JccKQdUi3hVukUN0UrmDVt ZsNq8diR4fHQXtY6McFhsQ0dlFkyVP52eaY2fgtNm1LIxetg56dYER51vZq+AgSa 4QS5eut2IY6UZDkcpZit5jxHQurN/q5TbCpycJa8/WPyqycprRyB9uvU+N/krrPv FO6A5WCWpBTkqVpMQ1Gvl/EC1UY/IR7z7Fc7ckg3fitYSfA5wXkmQacQWaYAAZWc xtMOzwQrMhZEz5vjKaRDvl7ebpaGJuqVKbaE8MIQ75gE2lU4Cry2FP86CQlZ/Pgf ad1fBOnGTzDkojCv7Vv4QHJrRKHnXFdYyOUIC3Vl0DjnNLvpw5DeSzBQv2mvsP/p tt9ldJnhQRRTjjPRR7enK8SnNrwprHzYShCJvCWhcRjXZUljKflJfuQnSmSWzL9x nU8OgTroQV/a8AJ15wOSS0MCAwEAAQ== -----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 310226595964923213265546339785017684237521 . . . . . . . . [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 2020-02-16 01:52:03 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-16 01:52:03 +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 957735413702839078879917595484826063563814386763799680079784748476486347346832813532148878504976560389601655173290637747113187112059393940566195875090194962413854159950150828191323778938773700863347560705887110370762521760718916959404606945230167028874707154935797806790481085156169026086780580930558119365227052599094881771504907362495883653470217939965938883971007921411742427496783824684288893526246728030460329786356444917174229112989525740970223150086322104592293445583531326632476473767936511588893886635639906186034629706024972125082909020562113583001493949418563099250327933275855672738626678348989052617522957041216923175208077005129980061482224866856001596103842780266340717913230472406912246140874069155801961457556709525809669321721432165858705949858387426098227705123357257770489875711854481195715023558040090085157398472906792211646652929714535006355680644312549216808635200123344550875521189562929497496531170445160534802915846491228613394730328294106281746459966288706456170162258643710155333665219127554382164471498129359660188067492147899827419545198705216799581492752293767804885128257003488906927435945538914616973233135940516895332804886261853647194283861194431741168215143199717838882502074506434092736651086659 . . . . . . . . . . . . . . . . . . . . [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) 487746c35d63662f8b3b32b710f693144da7d519 . . . . . . . . . . . . . . . . [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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f0007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001704be8f654000004030046304402202ff084fc7f263f97b00724d35f2f3a45d41a0d7da02b67bfc24346a0ac3d6cff02200586eb9334befc57efa672142cdb28e18bb72a3095109f3ac056e0aff2ff6dd6007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001704be8f66a0000040300483046022100fac3fa2934679b055d43abc683001705e453fd9611f4cbe48e016392ffd5656f0221009f27b5851135a8087afca17bee6ff8c5f46ec709f138d4d3274bc5b4c471ad79 . . . . [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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