fushiduo.com

Issued by R3

About this certificate

This digital certificate with serial number 03:70:f1:58:01:cf:dd:ec:53:e7:ad:b3:1c:45:1d:d9:52:46 was issued on by Let's Encrypt.

With 2 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=fushiduo.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:70:f1:58:01:cf:dd:ec:53:e7:ad:b3:1c:45:1d:d9:52:46
Serial Number (int): 299769283796284884771969249681724847772230
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 35:af:c7:20:b2:58:5f:c4:63:10:ee:39:a8:d2:77:e8:4f:ce:e9:31
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): c9:0e:24:5b:be:42:d3:40:8c:18:89:24:b0:de:f7:e8:30:88:35:7f
Fingerprint (sha256): f8:c3:c7:a2:4f:e7:26:67:29:56:63:50:d0:78:1e:4a:c2:83:30:04:5f:27:6a:83:8d:7a:ce:6d:cf:17:9d:f0

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

Revocation information

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

Check the revocation status for certificate fushiduo.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for fushiduo.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

fushiduo.com
www.fushiduo.com

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Certificate

The complete raw certificate details for fushiduo.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 299769283796284884771969249681724847772230
 . . . . . . . . [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 2024-01-15 07:27:10 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-14 07:27:09 +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 'fushiduo.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 783359174420629366578764479727039415264495690608063154874266615357787114864284253603797881548057521527071621988070834571100651006500305764297334768457128911734324643403641292158633076277733240038903398454042439430238073790286219861527913142564129819617369404548563455253559455836866887601173944205215174036881732880808899554189322457822390086679249333149907488176498647787578296837037061715405554542230025406747075416404228737072459926989745788705181521999859434254308181456155544119144722941574285886250475246597178424517818835256152508246551991774564593551584741586013025787729038329315417887732314311314721332994744133326951196029920142036601719061061912663591397024102886371178530326889826043406734355212164054012790075990276529643273232395760516632510931283137021442604592202238701676236404757896373132313571136755614557755202894015750259829207002057701416325436163764300444002434087649013831980883343959310888482155789245839701044614858608767248884833892913383444151840721217053774821842858685437480015655784046535438662528280512004296213911543492087255993467518802750452642424515407374178037689113185296280319269107672704169129545051246183603418839239917976589563103598111735859837802045479814758362985336384794840895044257339
 . . . . . . . . . . . . . . . . . . . . [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)
							35afc720b2585fc46310ee39a8d277e84fcee931
 . . . . . . . . . . . . . . . . [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 (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'fushiduo.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.fushiduo.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 (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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018d0c3b511c000004030047304502206abe39ca9e42cd46968a113c260e485ff1b0151cfff52368219b125397a55805022100d13334ca3e279ee26962e25d71588439ff5c409a1533fec51c31ec304b33984300750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d0c3b52bc0000040300463044022034c0bac239559f57fd2dcbb5647f26454122d0b3f4db2d0f39a7c076a2f493d8022049b7d3f78bfcc5a807660781785dbd37245026c7b45e35d1d29d21a0b1be4de7
 . . . . [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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