www.vietnami.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:b0:e1:ad:25:22:ae:c9:4c:4f:b5:7f:8b:cb:74:89:b9:d6 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:b0:e1:ad:25:22:ae:c9:4c:4f:b5:7f:8b:cb:74:89:b9:d6Serial Number (int): 321526529692971048712774395332133191793110
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: e7:b1:50:83:84:56:cf:d5:ac:bd:30:16:e8:3e:b6:c9:57:dc:6d:41
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 20:a6:fe:dc:4a:34:79:8f:f1:da:b6:e7:75:a9:d0:68:66:66:6f:57
Fingerprint (sha256): ac:58:26:af:23:93:88:a0:5f:83:8b:63:31:5f:b9:53:fa:8b:f2:91:6f:d9:cf:27:d9:8e:a5:90:c8:d7:d9:ae
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----- MIIGWDCCBUCgAwIBAgISA7DhrSUirslMT7V/i8t0ibnWMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTIwNjAwMjlaFw0y MDAxMTAwNjAwMjlaMBsxGTAXBgNVBAMTEHd3dy52aWV0bmFtaS5jb20wggIiMA0G CSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQDLFQgwwcQdb/n9/tswPetSht9n+dnB SBHxUV70x5WR6ffbPSm7kIG/V/CVMynYShn1a1BjxYkvn9pK37I3NCK1EE/GauqK T7p1oFwRCIw1QIo8Nxg67mKGMDKk01Vt6JZsYLLUxyPilxzGdSPjaM48grmAMFco fFXA+UFwTN5O4fjelob6euPdAAGsdGFatU5j/vEcbD5b3ExeW63ihrOl+hlU89gE QmzGarHdrKbRYxI/qq4KVGUowxtlII+1NlBiWD1IdKdPb+ByirBXpo6fQ7ImSp+B w5C+n/LI+pzfqriUEeV1ZFoPlUjB0BQKC4iKHh5/nUg0jgdq27tpWN0tqx69SIuK 7PLTWCurBF2gAis4EApZ6jqi2G9iyf4amHgZCA6KSTRJvyvmEv2yq5KlPtoQ+Wgd jy3f847t2B4hA9WadT3AoSZKu7zj/cOlZh1Dsh9JKnn0MttOfklqmlEe3VH0dMH8 pF2CEQLJWeT5QaTwPV4Xh/2MSUJubT0ACXE7Dh4R7W8oW67xsW4ihBOetX+LE8wK Pw1tkUHD/lD9fkLZBtcI7k50mLueiy5quOZt0r7gGVnkzjNrVxKtDOhs420/WblT 7TtxmMuZQUgmHIDiW+SZ/3B8wr9vdWEa+UVpm/uKg3YzaZcuD6N2MGMD3x7vrQLP +Dpgk9ckZfJG+QIDAQABo4ICZTCCAmEwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQW MBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBTn sVCDhFbP1ay9MBboPrbJV9xtQTAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv 86jsoTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmlu dC14My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0Lmlu dC14My5sZXRzZW5jcnlwdC5vcmcvMBsGA1UdEQQUMBKCEHd3dy52aWV0bmFtaS5j b20wTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEF BQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5AgQC BIH1BIHyAPAAdgBep3P531bA57U2SH3QSeAyepGaDIShEhKEGHWWgXFFWAAAAW2+ xMZCAAAEAwBHMEUCIFj5elwiyONuVVpMXK6B410Z0LKVSK3okFFCLcD0gzhnAiEA xj7++7GTDRpDxvxLUKzt8LlNuxKY5VBovouysxzW6NkAdgApPFGWVMg5ZbqqUPxY B9S3b79Yeily3KTDDPTlRUf0eAAAAW2+xMY3AAAEAwBHMEUCIGi43xckh0kMrmh7 wl97skI3iZQc21zN39C6ke2oIbkIAiEAlTvbwVvSyF6OJiEYupdufP/NiPaFWJqx HhNcLmMl53wwDQYJKoZIhvcNAQELBQADggEBAEZcktWTpPslLzweQD/vfaWdGKPg JkAw4TYcLtmvc/yWLGoRe9aCNYxGqg7+ajP6cyKFwWIguXj/TsTYD+fjshDnljFS D4SKIE0A6oa8W1qabJTOmDIF4Moerp+hOqVIE/94R8OXJugO36kwX7wGYh1TZtEb 2OilSmZbg2UUE4Q6wbqG8yJnAiQSE9l6RvXC3fKdz7Usz6bk8jEfLNtWBozxC95V mxrDxT1y97KOIeVcxBnPP18FXqq81YwHwpBtSsE5z3PIZsgNRdBbt3OXOst3YRdx LyOUu0pJu8LG044oouTj3F+0tcK/NWaAMMaUTy13aIza9Hg24ccb4cgvYWE= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAyxUIMMHEHW/5/f7bMD3r UobfZ/nZwUgR8VFe9MeVken32z0pu5CBv1fwlTMp2EoZ9WtQY8WJL5/aSt+yNzQi tRBPxmrqik+6daBcEQiMNUCKPDcYOu5ihjAypNNVbeiWbGCy1Mcj4pccxnUj42jO PIK5gDBXKHxVwPlBcEzeTuH43paG+nrj3QABrHRhWrVOY/7xHGw+W9xMXlut4oaz pfoZVPPYBEJsxmqx3aym0WMSP6quClRlKMMbZSCPtTZQYlg9SHSnT2/gcoqwV6aO n0OyJkqfgcOQvp/yyPqc36q4lBHldWRaD5VIwdAUCguIih4ef51INI4Hatu7aVjd LasevUiLiuzy01grqwRdoAIrOBAKWeo6othvYsn+Gph4GQgOikk0Sb8r5hL9squS pT7aEPloHY8t3/OO7dgeIQPVmnU9wKEmSru84/3DpWYdQ7IfSSp59DLbTn5JappR Ht1R9HTB/KRdghECyVnk+UGk8D1eF4f9jElCbm09AAlxOw4eEe1vKFuu8bFuIoQT nrV/ixPMCj8NbZFBw/5Q/X5C2QbXCO5OdJi7nosuarjmbdK+4BlZ5M4za1cSrQzo bONtP1m5U+07cZjLmUFIJhyA4lvkmf9wfMK/b3VhGvlFaZv7ioN2M2mXLg+jdjBj A98e760Cz/g6YJPXJGXyRvkCAwEAAQ== -----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 321526529692971048712774395332133191793110 . . . . . . . . [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 2019-10-12 06:00:29 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 06:00:29 +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 828502913969973963771845459592791450171374918127041276269034109256436427959143796548600991835479257762048983836557100597424487524475685365413133465298680168707364189207493152412637839159884473338682789534843098461779527567578966841498441802883400912839529256865632459706153473796199535339617595206079087468530446479581260705926160873841601475538829581263415465434928555693909703529806516178441969033961564961013183790931912072447494485147954138095828567623427114051194610233267648492443554213601016440291305106025203186408104852192847715276400018815668333707704663970278565579061234240047087739576835475385187266820096693916120247350535546409024860740865565070889220928160667402666490321250542686063127338102575491968048778400985340714542155122900276616712065496961963435553921173434510043985238814953364756774802193584803744870773346423176733200614784339592008937416179003388370690176184951095054501897680511693665881899115485611725421375464510752463210491369818468652520363820659613401695038505361018091021361326926026164002942071698060807737328467185501951206828108164847327193552829868242748656465057617407507487194020290790737073498630741373490047609895023435041038637589179734282538920263373472437391083852618695218696515897081 . . . . . . . . . . . . . . . . . . . . [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) e7b150838456cfd5acbd3016e83eb6c957dc6d41 . . . . . . . . . . . . . . . . [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) 00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dbec4c6420000040300473045022058f97a5c22c8e36e555a4c5cae81e35d19d0b29548ade89051422dc0f4833867022100c63efefbb1930d1a43c6fc4b50acedf0b94dbb1298e55068be8bb2b31cd6e8d9007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dbec4c6370000040300473045022068b8df172487490cae687bc25f7bb2423789941cdb5ccddfd0ba91eda821b908022100953bdbc15bd2c85e8e262118ba976e7cffcd88f685589ab11e135c2e6325e77c . . . . [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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