www.daiphatlac.com

Issued by R3

About this certificate

This digital certificate with serial number 04:ba:85:69:2d:93:b0:eb:2e:b6:92:bd:4b:60:56:4c:1e:c1 was issued on by Let's Encrypt.

With 14 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=www.daiphatlac.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:ba:85:69:2d:93:b0:eb:2e:b6:92:bd:4b:60:56:4c:1e:c1
Serial Number (int): 411918997413354806492495409231196366577345
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: b9:01:f1:24:dd:0c:37:39:66:fe:26:a7:5c:a9:49:bd:a9:5f:63:e5
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): fe:5b:35:87:08:1d:7b:c4:d3:62:f7:eb:59:f7:cf:fe:5e:93:4b:a2
Fingerprint (sha256): 29:d5:55:b8:72:69:e8:14:7f:e0:42:b0:17:05:a4:09:f7:d6:e1:31:ac:41:2c:c5:66:6a:6a:ba:6e:0a:2a:01

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

Revocation information

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

Check the revocation status for certificate www.daiphatlac.com

14

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.daiphatlac.com

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

*.co.samdi.vn
*.com.samdi.vn
*.haitech.co.samdi.vn
*.vn.samdi.vn
daiphatlac.com
docsachhumi.vn
haitech.co
mail.daiphatlac.com
mail.haitech.co
www.daiphatlac.com
www.daiphatlac.com.samdi.vn
www.docsachhumi.vn
www.docsachhumi.vn.samdi.vn
www.haitech.co

Other certificates including the domain name daiphatlac.com

(limited to 100 certificates)
www.daiphatlac.com.samdi.vn
www.daiphatlac.com
www.docsachhumi.vn.samdi.vn

Certificate

The complete raw certificate details for www.daiphatlac.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3FLiLaE6gQ+H1YrD7EDR
ZJbUI50np1XY0CTgPlL7W7Ojc9gzPyWlVgsREBA9nYmBpZQiBCDZu0urufHnp0T9
YFiHJc4Ksxv+F9rgjWK4BUvBu6i7eaDkjyLa+mbqoTU90h1CVQmm7kiWYLLV2kFK
yLXEFF4LRPcGWwREGsVUYm4ctmGWzb2vE9abeS9cF0T1GmUwmQejCBEcjmx+Ndeh
4F17m2xP3u3NeAF5yYymoYFyFlmML23tza/I6jZEb14f7Q2zwdqMAIjhxjsi5erY
q0PdTuQAqPMkGmxLgcavYEbLxq88Kgk9+iS4q9rXkY7G5F8qTo1YRyrV/oNzbIJZ
JQIDAQAB
-----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 411918997413354806492495409231196366577345
 . . . . . . . . [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 2024-02-05 10:27:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-05 10:27:51 +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.daiphatlac.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 27813298473997470797575676969854777740113869920926327837841850353864304781938589010283742156670167772576175772974343655048862938043726586238905254516503166656447143326956134128099560440429365062970555049928184190201222057421422048836741000996641709625816182288170137724251610169898746642473457767129799164441955934502025715232226633549606266421445858773980079326989960836469605736053947009389709624275443628777029886853712113808454020362270097012858617315682750217864577964136476344838379003057843520569496929511128581904462360327316183774590647442217507600671813778024429780759472975939672173232755715271369928366373
 . . . . . . . . . . . . . . . . . . . . [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)
							b901f124dd0c373966fe26a75ca949bda95f63e5
 . . . . . . . . . . . . . . . . [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 (269 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.co.samdi.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.com.samdi.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.haitech.co.samdi.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.vn.samdi.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'daiphatlac.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'docsachhumi.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'haitech.co'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.daiphatlac.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.haitech.co'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.daiphatlac.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.daiphatlac.com.samdi.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.docsachhumi.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.docsachhumi.vn.samdi.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.haitech.co'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d79064d7b000004030047304502206977f27c0bb9e7a0c1096a5c1815fe819354b94e6b7c5f423bd78ee75b2bcd3a0221009a22d08e16f969d66577f2014f67a84a85dfb670ebf9bfcd59846978649b4b90007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d79064dcc000004030047304502203193b0ef2b906828778591576eae5ecc45c50282e29ee49f71a583df31135d6f022100b6a48cd6a2db18ddbcb13f41b4c5a401c19ac514e3dfd5a113e2114a3d912c55
 . . . . [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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