chat.btngiadinh.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:96:d1:52:56:7d:2a:af:08:ad:23:8d:54:1a:a3:41:bd:e1 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=chat.btngiadinh.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:96:d1:52:56:7d:2a:af:08:ad:23:8d:54:1a:a3:41:bd:e1
Serial Number (int): 312657449007086912934410732894254767652321
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a5:fe:f5:11:cb:80:14:05:9a:21:53:26:d8:2d:a2:8f:f5:5a:47:fa
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): eb:da:e6:1a:f2:1b:d5:67:35:51:47:b4:f0:bc:d9:71:3f:b7:76:b3
Fingerprint (sha256): 93:94:f3:21:f2:fc:26:2c:58:13:e8:c5:a0:be:5f:ae:c4:39:18:ab:ea:d9:2f:26:a8:5e:b9:b6:fd:85:46:86

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 chat.btngiadinh.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for chat.btngiadinh.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

chat.btngiadinh.com

Other certificates including the domain name btngiadinh.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for chat.btngiadinh.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 312657449007086912934410732894254767652321
 . . . . . . . . [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 2019-05-11 06:32:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-09 06:32:28 +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 'chat.btngiadinh.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 770165602667992057648176225722139358300979790192216647635990547735593518838436498196261351924500528876891992353774539515049648000553036046511479420579250318608067257327319497142273298988652320594490670379563972515081071902076493760470961490097091022693299228417293209871403868125797526038294689440129023429934710215394748597482242793083662275331212450994675911928325554747805230680308221510265241268367134453658031369251581342435827239511928517867650635259091307635947074318983917063945907504625710166623457454856936422818235061244491073802323295177305441028504964815924249846748543612836992263199318891158176637407621902576313696467877764184869749263679311706267749331792469546254956076800140482812179999831390747139249420881879052048651722519939461695237726497469837621010372789190641602218071772953457773871684609661097722516911273156489363488445914562043145926974564452705849465234131961916504548228911802970399963896047767141273780365995172858155170610733179013173289451588929493496194460817808481093966768014953497587578903004216432779287473006874996799250632366581063880626769013480202893780422688458861193538050718068793599109105024243132904112506280796795020075995710998443899600810966718236118404171024382339913598236478877
 . . . . . . . . . . . . . . . . . . . . [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)
							a5fef511cb8014059a215326d82da28ff55a47fa
 . . . . . . . . . . . . . . . . [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 (23 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'chat.btngiadinh.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016aa5ceb460000004030046304402206aea7cc4b1d71fd077ee54f8f8fcf625298f2212b625bf35268e06c3f785c3c702201d7097bf9066ea13bd14089184bc7873d68454bcac5104c09bdcf6f288f1297b00760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016aa5ceb48300000403004730450220041fa1be4e3a1ec32ac0a0474a40086a154feff6eb4294ad985f14af7db43520022100f9e4690408d52d958c79b0f3de1dc5e51acff51488fec0f30ae1a90a3eb59ec5
 . . . . [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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