nhatrangads.vn

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:53:d2:0a:f7:eb:b4:9a:9e:02:87:2b:f8:e0:d3:86:8b:69 was issued on by Let's Encrypt.

With 4 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=nhatrangads.vn

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:53:d2:0a:f7:eb:b4:9a:9e:02:87:2b:f8:e0:d3:86:8b:69
Serial Number (int): 376971775011991981250881089963121822829417
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 57:73:35:1f:f5:0e:64:09:35:8a:62:4c:1b:49:a3:a6:7a:50:54:fb
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 7f:27:58:82:8f:03:37:d6:88:83:cc:1b:87:b9:56:d6:e0:de:f3:e7
Fingerprint (sha256): f0:bd:e2:c6:ea:8a:0c:f7:a3:71:f6:33:18:9a:58:8f:18:5e:a3:55:ca:f5:0f:eb:ba:20:30:52:7a:a7:82:93

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 nhatrangads.vn

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for nhatrangads.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

nhatrangads.vn
nhatrangads.web3d.vn
www.nhatrangads.vn
www.nhatrangads.web3d.vn

Other certificates including the domain name nhatrangads.vn

(limited to 100 certificates)

Certificate

The complete raw certificate details for nhatrangads.vn in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvhWMSwzy39NGnIe7qD10
mJTRjkuiQke1sGTv3/DuJI/kXVJOkkWGOUte2x4mFMizkqynJPq610I9oohJX78K
BacqAC3vjD2uRZcUtY2WTEmCxfD1YMpQll2LWVJLH85H3jC4mmYFf/ySRm0jGl7g
cbJ/bwQxxnbP6+RrJSKjZpMQTpbj2IB8FqbxkrW2/E7b2pSEj1Kssh9lFEBG3SJx
yZh/uiMsXLVsk6OdfjDeDnhxrVanCAsRyR0YqmSn84Eh9EuHFQHenPkHYC5KhUk9
TeGF9mUXDVHf234IHkCl9kC4uxcKlziN8nQsk7q4BgHhFw52GOwj98F8hdzXnjmc
WwIDAQAB
-----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 376971775011991981250881089963121822829417
 . . . . . . . . [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 2018-08-18 09:11:08 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-11-16 09:11:08 +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 'nhatrangads.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 23995903668328567312919418694755982981990442441976220800118082924510604345338837036220120209701346558537170643875841282165263421737893897787077239728551258185408333782340018530596916068966848402779821529979974128549909675852165361904083561518795853671475534709723067848547160407710328687845836428421207594400895988392435617043377987720092111261162101747968453224241919906244484801086768683871311554852949357910699071909545840775218859933989010785576931497350435607664964614047538641603506418333120707433129844330645313525546279184451424893954245458871924522970660429466459546200759844741282808738250870403552622779483
 . . . . . . . . . . . . . . . . . . . . [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)
							5773351ff50e6409358a624c1b49a3a67a5054fb
 . . . . . . . . . . . . . . . . [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 (86 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nhatrangads.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nhatrangads.web3d.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.nhatrangads.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.nhatrangads.web3d.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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f478000001654c845f000000040300483046022100e8e722e75a7f72a3d171fd54b64689eaefc93f0795177cae2096f840211bf33b022100cdd3b15828e03ad1d6b621868ec2fcc863e3575033b407943526e30c63fdccc60076005581d4c2169036014aea0b9b573c53f0c0e43878702508172fa3aa1d0713d30c000001654c845f15000004030047304502205d0b6d968c4502e7d85a6bc2b12631d6ac06efff11fc8e25f2a484d3e7d03652022100dab511cabba658740afaa81e5ae54c3e0f3ca055b21f73e32772dd596c385e99
 . . . . [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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