dongguanoffice.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:f2:4a:04:f5:5a:09:94:4f:10:35:ad:33:b3:99:68:71:53 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:f2:4a:04:f5:5a:09:94:4f:10:35:ad:33:b3:99:68:71:53
Serial Number (int): 343783579207347218192332456528146627850579
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 1a:d2:b3:7b:c1:27:ee:32:8e:b2:93:f9:f1:fb:9b:86:a2:f5:0b:80
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 76:a1:8f:9a:67:ef:fa:b5:d0:51:7d:0f:f6:b7:fb:3d:fa:44:46:92
Fingerprint (sha256): 63:ac:7d:41:13:ca:95:20:44:38:ad:11:10:d2:dc:eb:67:03:43:e9:dc:d9:b8:71:ce:53:9f:8f:dd:2f:bf:17

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 343783579207347218192332456528146627850579
 . . . . . . . . [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 2019-10-17 07:52:11 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-15 07:52:11 +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 695347318235430645104289227102316502400348127326603142822564828398703310329112551312971457332422562372340720418432462729763982595296473686908276607151830270540754368339039135524795124851235233547986407918639663989439376889551481456751147022949689910694065245854365288468683755490320374872164958801969309762457890874193846671211038266695365911422260050458811275534991055512064338996409521741419774472327128639239635854382967622328038007962247939651835264089801374553954713695657642566871173385223977616052082861095989085980680227806820817098642597293184270888162297521928551111523952364209521784877636762751486562444115002396238171310305990092439145562621987923172059671663069089490621410749567229526036222292649501736697635694656315110531862578007934024363794592976052032811628706834178937382305421620814116388738315337125540652890189071519526978689716657894163654678217938755386982239641970480836159247732189293373517737184071058830346460442022609038123216404106685867303831531968229763120170755022072913300875625434588768907062625201150070909302006198337018933895286439872144100947009497086233446572533240086948537894610889206753148120168188662634485733773803239270744938252948984093972082902070949590375297693324032352892117806289
 . . . . . . . . . . . . . . . . . . . . [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)
							1ad2b37bc127ee328eb293f9f1fb9b86a2f50b80
 . . . . . . . . . . . . . . . . [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)
							00ef0075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dd8ead566000004030046304402202954746ad7be5b950e86256d862b31f1b2a506d8cdbc400c4780401cf489cb3402200f71f6a0952bfabb9c01f5545084fa5c6bdf9a949029682d90efd77838d3ced8007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dd8ead55f0000040300473045022024ea536697eca24b606ef6d687b8c7e595ede4c4f92da1ac97969c409cfafc0a022100967d0375b33e4fc1a1a921e5a6a0218ff8db7cb1fabd8f0799ce0be2cf33b99a
 . . . . [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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