webmail.amz.com.vn

Issued by R3

About this certificate

This digital certificate with serial number 03:f3:04:15:5e:54:af:d4:37:dd:a3:58:05:a6:df:7b:c9:43 was issued on by Let's Encrypt.

With 10 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=webmail.amz.com.vn

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f3:04:15:5e:54:af:d4:37:dd:a3:58:05:a6:df:7b:c9:43
Serial Number (int): 344030900820542040283609917541453586483523
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ed:9a:cc:de:19:0c:59:d0:d8:9f:d5:c3:dc:d9:f2:61:a0:56:ca:f8
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 44:00:54:a9:21:48:4f:2a:d3:56:56:c5:d6:f3:43:2e:92:0e:2d:99
Fingerprint (sha256): 8f:73:b8:f4:2a:20:11:6c:45:2b:ea:bb:11:59:03:09:69:82:46:61:2a:0c:fb:34:35:47:d5:1b:0f:a1:15:48

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate webmail.amz.com.vn

10

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for webmail.amz.com.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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

amz.com.vn
amz.com.vn.duy5.name.vn
cpanel.amz.com.vn
cpcalendars.amz.com.vn
cpcontacts.amz.com.vn
mail.amz.com.vn
webdisk.amz.com.vn
webmail.amz.com.vn
www.amz.com.vn
www.amz.com.vn.duy5.name.vn

Other certificates including the domain name amz.com.vn

(limited to 100 certificates)
cpcalendars.amz.com.vn
webmail.amz.com.vn
amz.ihappy9.name.vn
www.eduwinschool.edu.vn.duy5.name.vn

Certificate

The complete raw certificate details for webmail.amz.com.vn in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2mLEpEIwsPJwpK2qNHW9
XHzyUuHv6n0jWsHi8Gjjb6xjvxfMw/RLu2F6eAxzetIwYmKuccZCQW7wH1l+1vuM
8yete+643/06a0WTAPw5vo3ijls52gErXApEDH6QmjncVwNr6kFj3Z1DF82vCRTK
5PKsi2/Mh9bjiux0isQE6glw+C3QxjsGUIg+aJRDgT3f37jbFOiVxVuqbGOk1+LU
H4PPW1tEPfRF/Do8DV1rwVrSlf6ztnUR8TCfU+4jzhJw79SGS2xP/Wb4/cEZMpbD
hJYkPgBFlciWyi2BzJ9HYX/UQuXjk00aqfZjIo2yHn/8nW270u7CsBDl8SZL6kxK
VQIDAQAB
-----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 344030900820542040283609917541453586483523
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-29 21:35:16 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-27 21:35:15 +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 'webmail.amz.com.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 27568654863424668794145848558998682803781456057191907014649642201487306780324548396240625865991056347965148197134361483689408829100518795424969190041256563175870051108736695837472235281523873087809051043699378712376403376251833683701463942129659818518345820840947667256955326521026255400245057972224033202924579512491568424374233943833153824665193972988971980994541642286274208932141775520878782358731533938732822620925201483357197183443606801834873444821788883031801743362874474601401927372258867863632588478466364544630566739348956870439228736007953660252111082040050749516441457042639574406707194296056536552458837
 . . . . . . . . . . . . . . . . . . . . [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)
							ed9accde190c59d0d89fd5c3dcd9f261a056caf8
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (208 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'amz.com.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'amz.com.vn.duy5.name.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpanel.amz.com.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcalendars.amz.com.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcontacts.amz.com.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.amz.com.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webdisk.amz.com.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.amz.com.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.amz.com.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.amz.com.vn.duy5.name.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018e8c5a5f4e000004030047304502204ffa7e3fc0c036f644cacac80cab4251a85394e61c98bf7e26af7e616e99c37b02210090a55c17f427270998ce4a90475d5372511b4827e4c82d035405a2c565a95c23007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018e8c5a5f630000040300483046022100d961e58c11c23f0b4867858b17eb4cc7a1cc9b729c02631505997666998384b702210083a9629dd9bf876145c4316f456ab9728c12bb4e2c4e7107214b48117977d70b
 . . . . [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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