meohay.ihoc.edu.vn
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:9e:85:b1:9a:81:bc:45:ba:ab:9b:30:86:90:45:52:63:ce was issued on by Let's Encrypt.
With 12 subject alternative names this certificate can be used to secure multiple fqdn's. 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=meohay.ihoc.edu.vn
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:9e:85:b1:9a:81:bc:45:ba:ab:9b:30:86:90:45:52:63:ceSerial Number (int): 315279181262542151048622395474649403253710
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 06:41:5c:f4:d7:f2:e7:98:bb:e5:e7:7f:31:b8:32:49:b0:cf:f1:e9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 78:f4:16:05:43:a4:f1:f1:84:fa:65:da:19:b8:4f:f4:8f:be:c7:8e
Fingerprint (sha256): db:08:4a:d3:aa:1c:08:d4:fd:5a:60:f8:7c:6d:ac:45:38:16:b3:2a:8a:8b:c4:2e:fc:cc:43:2a:d0:5f:fe:bc
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 meohay.ihoc.edu.vn
12
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for meohay.ihoc.edu.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
8 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
meohay.edu.vn
meohay.ihoc.edu.vn
vanhoadulich.edu.vn
vanhoadulich.ihoc.edu.vn
viettravel.edu.vn
viettravel.ihoc.edu.vn
www.meohay.edu.vn
www.meohay.ihoc.edu.vn
www.vanhoadulich.edu.vn
www.vanhoadulich.ihoc.edu.vn
www.viettravel.edu.vn
www.viettravel.ihoc.edu.vn
meohay.ihoc.edu.vn
vanhoadulich.edu.vn
vanhoadulich.ihoc.edu.vn
viettravel.edu.vn
viettravel.ihoc.edu.vn
www.meohay.edu.vn
www.meohay.ihoc.edu.vn
www.vanhoadulich.edu.vn
www.vanhoadulich.ihoc.edu.vn
www.viettravel.edu.vn
www.viettravel.ihoc.edu.vn
Other certificates including the domain name ihoc.edu.vn
(limited to 100 certificates)
Certificate
The complete raw certificate details for meohay.ihoc.edu.vn in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGDDCCBPSgAwIBAgISA56FsZqBvEW6q5swhpBFUmPOMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNjA4MjMxODU4MDBaFw0x NjExMjExODU4MDBaMB0xGzAZBgNVBAMTEm1lb2hheS5paG9jLmVkdS52bjCCASIw DQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBALB7ShSnUNkBI+VzoOqY+nT24x74 fHT2SWBK5yqODqYa4NvIaZq0pAZxHajH5pNkbBVk9krqA2jQrbmVoTky4jDxH1Hy frwo+Xg1AAQ4B3lkyq9ZR59QoG+vE+VV1FLZc/I31UzbyVl2eDum0eH+CBhplhzD xSbeTt2VMejpzr3sVeGngaiNAAnGaK3rkk4mEpsrUDeaD38V8xmaCRdrFdYTZZmT yRD3UUrHo5eQjwJa+OBgfFuuTVbaxEjcDZugAAQ5cV97E280kbFiY9TJiSBK1m+R 4XvGkfKo52eJtj2S1a+gwbIy6XqIOsDfAAWKmZ45iWDWK967+zjk/JPmIaECAwEA AaOCAxcwggMTMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYI KwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUBkFc9Nfy55i75ed/Mbgy SbDP8ekwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwcAYIKwYBBQUH AQEEZDBiMC8GCCsGAQUFBzABhiNodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5 cHQub3JnLzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNy eXB0Lm9yZy8wggEfBgNVHREEggEWMIIBEoINbWVvaGF5LmVkdS52boISbWVvaGF5 Lmlob2MuZWR1LnZughN2YW5ob2FkdWxpY2guZWR1LnZughh2YW5ob2FkdWxpY2gu aWhvYy5lZHUudm6CEXZpZXR0cmF2ZWwuZWR1LnZughZ2aWV0dHJhdmVsLmlob2Mu ZWR1LnZughF3d3cubWVvaGF5LmVkdS52boIWd3d3Lm1lb2hheS5paG9jLmVkdS52 boIXd3d3LnZhbmhvYWR1bGljaC5lZHUudm6CHHd3dy52YW5ob2FkdWxpY2guaWhv Yy5lZHUudm6CFXd3dy52aWV0dHJhdmVsLmVkdS52boIad3d3LnZpZXR0cmF2ZWwu aWhvYy5lZHUudm4wgf4GA1UdIASB9jCB8zAIBgZngQwBAgEwgeYGCysGAQQBgt8T AQEBMIHWMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCB qwYIKwYBBQUHAgIwgZ4MgZtUaGlzIENlcnRpZmljYXRlIG1heSBvbmx5IGJlIHJl bGllZCB1cG9uIGJ5IFJlbHlpbmcgUGFydGllcyBhbmQgb25seSBpbiBhY2NvcmRh bmNlIHdpdGggdGhlIENlcnRpZmljYXRlIFBvbGljeSBmb3VuZCBhdCBodHRwczov L2xldHNlbmNyeXB0Lm9yZy9yZXBvc2l0b3J5LzANBgkqhkiG9w0BAQsFAAOCAQEA V2GoSo1TL5Dy88WCkBO1Utnw3SW70GBR8I8J1f1bDB7QW2i945cIjUStL8KPXCFm YuhdRp7m514FpOhUsq3DsiSe2mEeUrE/eIOSYsDIzWGc0Of57YmkC9GzcpUJMCr2 qOvskBY7SPCacH4uapTXgy88tLKAmn7wlD7/uH61RPXqjPAMufgEKXVTfe/CJx80 irKkKkCDReT/8Djjg+zBR/0I4plE0Grqyeulza2vETB6rwg3TIY+AAmfkPfvvBvm cMuIihzjK52kDNZf+3SrJ+1HJklALkbOL87zXhwnSleWtn5zRVwdzNGERhdP3oh3 wXkUK6mWkQ+uWwHyIGDXAA== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsHtKFKdQ2QEj5XOg6pj6 dPbjHvh8dPZJYErnKo4Ophrg28hpmrSkBnEdqMfmk2RsFWT2SuoDaNCtuZWhOTLi MPEfUfJ+vCj5eDUABDgHeWTKr1lHn1Cgb68T5VXUUtlz8jfVTNvJWXZ4O6bR4f4I GGmWHMPFJt5O3ZUx6OnOvexV4aeBqI0ACcZoreuSTiYSmytQN5oPfxXzGZoJF2sV 1hNlmZPJEPdRSsejl5CPAlr44GB8W65NVtrESNwNm6AABDlxX3sTbzSRsWJj1MmJ IErWb5Hhe8aR8qjnZ4m2PZLVr6DBsjLpeog6wN8ABYqZnjmJYNYr3rv7OOT8k+Yh oQIDAQAB -----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 315279181262542151048622395474649403253710 . . . . . . . . [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 2016-08-23 18:58:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-11-21 18:58:00 +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 'meohay.ihoc.edu.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 22278737932052399969879510895807246123544015805462656298369034482545281292366806483604836762539789585508390447721898692179306730523437912131734235734506171006690355233337626748854241179445161661139059412152134810448077788329565616077733052288880256983927197914362719607300478579397776969700088305146044165519744638205835003757353813283194212249613806293098644592602858177631786315270712883668898081106906987267360029690938771705198490959654360605835183718287008228769919827661798953373287237347849138489699388439452398266393447507157016387819875203979654211943094810932787656437030481145673589216662407847089214464417 . . . . . . . . . . . . . . . . . . . . [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) 06415cf4d7f2e798bbe5e77f31b83249b0cff1e9 . . . . . . . . . . . . . . . . [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 (100 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 (278 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'meohay.edu.vn' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'meohay.ihoc.edu.vn' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'vanhoadulich.edu.vn' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'vanhoadulich.ihoc.edu.vn' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'viettravel.edu.vn' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'viettravel.ihoc.edu.vn' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.meohay.edu.vn' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.meohay.ihoc.edu.vn' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.vanhoadulich.edu.vn' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.vanhoadulich.ihoc.edu.vn' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.viettravel.edu.vn' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.viettravel.ihoc.edu.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . [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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