www.vietnami.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:2e:ab:f0:11:ff:9d:e7:1c:68:ca:f8:3c:6f:7d:a5:7e:c3 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=www.vietnami.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:2e:ab:f0:11:ff:9d:e7:1c:68:ca:f8:3c:6f:7d:a5:7e:c3Serial Number (int): 277218391177222191477865762634727694892739
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 8b:76:1d:98:95:5d:a7:1a:4e:15:30:7a:14:8c:c9:da:9f:f4:32:52
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 3c:43:7a:31:51:18:73:90:59:bf:05:5e:a5:6e:67:4e:ab:12:03:20
Fingerprint (sha256): 3c:e3:73:c3:c7:e3:3c:52:88:0e:24:c5:08:f4:2f:29:a8:ef:7a:ba:58:95:70:2b:30:67:d2:f4:9d:e0:c9:0f
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.vietnami.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.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
www.vietnami.com
Other certificates including the domain name vietnami.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.vietnami.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGWDCCBUCgAwIBAgISAy6r8BH/neccaMr4PG99pX7DMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMTgxOTI0MDBaFw0y MDA1MTgxOTI0MDBaMBsxGTAXBgNVBAMTEHd3dy52aWV0bmFtaS5jb20wggIiMA0G CSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQC8uUdLpZ+iMn8/7HwOz9zg/mcisC2u f5c1OvC/guEqfcWr7DZVZJf1HGjnUIL6ozrxPaUIwk7KdzrBmYYQx7X0kQnAMuBF jAq2f/VwNTxqfjldvkuaJDJ4sBWMQFetg3hqdA/VwgpZXF6z6mpq2JnEADaYPI0+ g7lnn8NYV9fpeYbgp24HvVn+06EtTgmOMtvuq6hIlN+e5Hxci98gzVn6dltxQouE QgcrEQR8IWyGXluWKbrb0hkCRoHzKOgrZy5mp4BpMINyel86MfsMfNhe+4jrIMsW 5SHTlm/MzuV2kdpgQKzUToFkDO/epVUBfrGA8fhs/nCETwHqllyZDKe5YkE4NvwB uy7lnLoWnBohLe4cVv1IIUAnIFKz0K2AqT0dec8G1xMzj0sydDblBMGOOy/yISU0 aasGkmMYUzETmxYy2wu62XTQd8STek73Wg5HE/O8cncI96K32KXMq1FTcGbEJDR4 OK5whEh43vhywhe0e1883FVnBFMM+tuZtdPDh/QLBdoTW0Hsl1S/DY4sQJuPmWhq 1EqNEp9gk9b/kk+Mabo3y3rhpvI+e3QxFl4XGIIDbmMpPznX06+nqVr1rtMtUdmy 8xB7yMwAysV07q+abtVob71r5DiUwVkAp6U7VGoJzVnoFXbGKEWozPtFYjpHKf6z M9Cb8wddmXGhLwIDAQABo4ICZTCCAmEwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQW MBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBSL dh2YlV2nGk4VMHoUjMnan/QyUjAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv 86jsoTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmlu dC14My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0Lmlu dC14My5sZXRzZW5jcnlwdC5vcmcvMBsGA1UdEQQUMBKCEHd3dy52aWV0bmFtaS5j b20wTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEF BQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5AgQC BIH1BIHyAPAAdQDwlaRZ8gDRgkAQLS+TiI6tS/4dR+OZ4dA0prCoqo6ycwAAAXBZ +MS6AAAEAwBGMEQCIFUf5F+fAtkdJKC8HTaAS9oQSbGBL2xVM0+LawOAB/0VAiAb 7nJwiPbx87fNUGTDV3vHRZaJZYSwJEnVzpoHaQoBdAB3ALIeBcyLos2KIE6HZvkr uYolIGdr2vpw57JJUy3vi5BeAAABcFn4xKsAAAQDAEgwRgIhAO/wosnzhMOZWBxV mE5qE74U7hjdh/WDN5OCrfNzparFAiEA8AzE8yPX5XxmGEJvSpQMZGJDFWTFvKlY /LOWm8aBDhYwDQYJKoZIhvcNAQELBQADggEBAEooqy3gAXdQDVKqTD9yqKd02f4b NxRFAkTxAedV/dZN2YXtFACfehm3VCLkyshWxQJmuFbteDV2f7Mk0d/UIHbAhmqt noBe5hOnWr7IaKprEEiBr8CSaDsilWPrn+JqSQ5j2oT47NwRtdKR9SI1Rtb8F4kY LKKEouhc+kCd3qiaFG7gXCFrWuYdj5Bh0FxPV35u/EoamI6MjqTA3u7nOJ6aBlF3 VdIM7STKXIet7o8Fn1Nw44mU8efH07/iuAF4/kTEQN3Y3Ina/2Cz5kaJgvKT1LMS RTTFeKnsUC/6ww01sit/c9iCYsMFwdEQd0O/i/UTDxW9oHVDMtQbWpLTOhs= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAvLlHS6WfojJ/P+x8Ds/c 4P5nIrAtrn+XNTrwv4LhKn3Fq+w2VWSX9Rxo51CC+qM68T2lCMJOync6wZmGEMe1 9JEJwDLgRYwKtn/1cDU8an45Xb5LmiQyeLAVjEBXrYN4anQP1cIKWVxes+pqatiZ xAA2mDyNPoO5Z5/DWFfX6XmG4KduB71Z/tOhLU4JjjLb7quoSJTfnuR8XIvfIM1Z +nZbcUKLhEIHKxEEfCFshl5blim629IZAkaB8yjoK2cuZqeAaTCDcnpfOjH7DHzY XvuI6yDLFuUh05ZvzM7ldpHaYECs1E6BZAzv3qVVAX6xgPH4bP5whE8B6pZcmQyn uWJBODb8Absu5Zy6FpwaIS3uHFb9SCFAJyBSs9CtgKk9HXnPBtcTM49LMnQ25QTB jjsv8iElNGmrBpJjGFMxE5sWMtsLutl00HfEk3pO91oORxPzvHJ3CPeit9ilzKtR U3BmxCQ0eDiucIRIeN74csIXtHtfPNxVZwRTDPrbmbXTw4f0CwXaE1tB7JdUvw2O LECbj5loatRKjRKfYJPW/5JPjGm6N8t64abyPnt0MRZeFxiCA25jKT8519Ovp6la 9a7TLVHZsvMQe8jMAMrFdO6vmm7VaG+9a+Q4lMFZAKelO1RqCc1Z6BV2xihFqMz7 RWI6Ryn+szPQm/MHXZlxoS8CAwEAAQ== -----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 277218391177222191477865762634727694892739 . . . . . . . . [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 2020-02-18 19:24:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-18 19:24:00 +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 'www.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 769925703246472589448083114762933697193068447639001557239711285122035302197298403136667269831186141274701857330707443638089492014902793543212455091224792185781142989571992711379535838825238994896627584191185799177641897252793786024316085176222490182310538048314667039898764923724069220346663213369622206433203535128886329195907308305774779834677265473181702299165827002897959634316797341010099049464231184069981394102083962350777176913573027081232635497634038535136174780342019139340806579857424719887567463878299471170625537124790966579917851787591893810359793909436393902018901396190430398566812417123780284679121673836739590878227094384175288061612300203290490148288828301352609699407476771265764918881454544731400025932397423618388802202208513919905160233954433153234751964558867694623058129415857522731835393652130832924060709186616048206248197026203649238697723702162844620062756468701570292719959496245843453434397976931053866597993637237867274046050265242194624902716864488397272532131017402787603601908052792684317020211664039211886758748165039537817676291092451715137799937207314549552289063264474840334695081534672353729903816062114044321255385086472134594518733148751602311322860276385806573944173143892607474472519311663 . . . . . . . . . . . . . . . . . . . . [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) 8b761d98955da71a4e15307a148cc9da9ff43252 . . . . . . . . . . . . . . . . [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 (20 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.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) 00f0007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000017059f8c4ba00000403004630440220551fe45f9f02d91d24a0bc1d36804bda1049b1812f6c55334f8b6b038007fd1502201bee727088f6f1f3b7cd5064c3577bc74596896584b02449d5ce9a07690a0174007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000017059f8c4ab0000040300483046022100eff0a2c9f384c399581c55984e6a13be14ee18dd87f583379382adf373a5aac5022100f00cc4f323d7e57c6618426f4a940c6462431564c5bca958fcb3969bc6810e16 . . . . [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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