dongguanoffice.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:0e:15:56:3f:e2:3f:88:49:94:2f:e8:91:1b:16:9e:f9:1a 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=dongguanoffice.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:0e:15:56:3f:e2:3f:88:49:94:2f:e8:91:1b:16:9e:f9:1a
Serial Number (int): 266129172553332227732141489457361149950234
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 78:9f:47:cb:ee:78:4b:dc:b5:22:d4:63:d7:52:4f:fa:d0:bb:7f:45
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 1d:00:0b:79:1c:1a:fe:cb:d2:1f:c1:46:c9:71:36:1c:31:7d:da:7e
Fingerprint (sha256): 45:b7:2f:36:f6:9f:69:f6:7b:51:d0:62:19:5f:53:a2:0f:a3:ad:f1:c2:00:7a:89:83:02:cf:82:95:d2:8b:d7

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 dongguanoffice.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for dongguanoffice.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

dongguanoffice.com

Other certificates including the domain name dongguanoffice.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for dongguanoffice.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 266129172553332227732141489457361149950234
 . . . . . . . . [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 2019-12-20 15:56:48 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-19 15:56:48 +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 'dongguanoffice.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 824778962242944318789406992016983148827656288848909774105132023516820715705054385116469173262229025547407488400270378568872057121421640894013451089101023660320533869865651720724604372888934900726168238557089753637860726612408335723327618426191204378090031166000951551792316330228045900539992239223427877812352539565682821755954038514530054254460968651343052894444391025258789982404091439257933385081555814905020976626134833395030852863774810834302382640855148152251358584162067886350952721030527298477969804374351580575921874457062808433664074764622993837052201877370027608946057535339799633186998167077003795286247454774578180581738326642435476903399647865929584033782231365500353164089832307968032771241861523607766630200855790249960949751712191504766010680115910373075783950478294226453400859638927539197745982623087764919917259611034552525777077442734124620566507287448096938808382700873828468685762491509089292478499765534912921775204330676883427041425426892819813245040085362226751822941265603220863740017793778470525596749388698819802820421629687086493275313356509595673592434616295046484986571671860225189933760930495339446656150497527520696489354594796341475127600462662959358398458295938633637335161446180657661919764872639
 . . . . . . . . . . . . . . . . . . . . [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)
							789f47cbee784bdcb522d463d7524ffad0bb7f45
 . . . . . . . . . . . . . . . . [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 (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dongguanoffice.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)
							00ef0076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f243d823300000403004730450221009ea634921276a02f5e450061275f45614d11243d64594bfc9f691db987d858d8022026b28a8afdb17b775c22f5f5a00236a7b3726de875e5c6e907bf0bbf6638d87f00750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f243d82580000040300463044022064d52f5242bda30e20f7712bffe7cd15c33294bc6b4ba4bbdfa07295839fe0f00220754c1ddc32ba78f8b1825dd89effa5e3ae86cbdef881bd8eb7cc4b66685902a6
 . . . . [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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