www.polywind.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:b9:74:f1:45:9e:a3:e9:99:f4:87:bb:b1:08:f6:69:d9:16 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=www.polywind.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:b9:74:f1:45:9e:a3:e9:99:f4:87:bb:b1:08:f6:69:d9:16
Serial Number (int): 411556824810523600254503949939264423844118
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 9f:a3:90:ad:dd:a9:ec:4c:81:9d:14:81:ef:c0:ba:35:9b:40:f4:d8
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 3c:95:1c:c7:aa:e3:4b:04:de:4c:d3:07:da:c0:6c:09:ee:87:08:94
Fingerprint (sha256): 07:46:e1:e6:91:e5:4d:31:a4:1b:14:4c:53:69:27:b0:86:92:72:7c:0b:c5:d8:a8:f9:e9:89:d1:f9:a9:ee:81

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 www.polywind.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.polywind.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

www.polywind.com

Other certificates including the domain name polywind.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.polywind.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 411556824810523600254503949939264423844118
 . . . . . . . . [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 2019-12-11 03:21:10 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-10 03:21:10 +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 'www.polywind.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 835472564461456776401440655715504556721628636454403971455393433075968047675557163959104045985233039113568423920441853618466391992646328152368862144204998477253115875150718188544494771463568766308667575545435761416388073604994280039053920357344569601050021120822724909885447453355376554449505570218291978608524607164539519555752970267814924393673415781128379617791762538165515760134098798182222238256765247948980697424549621184695261517327869009344854699780669866538338826438066638159030012697427555901163077686051735436677877973300090475648693397568261018511781593923108551966191753464904938716872511576397409209240091912481912353887287155409520776198371310769427890792664555067085368568002775246096439563765284561694496086908097909813497666325982377020935332436904647004340143237382387635900637942688370852101609655849974593861428077398868413643489463024786503461556221667777171109727789771033030675628631913728366373245200557276116347210393009095930403448094047609489288127092836357183272773691924500301709616758032723572767030274971124683842755985595817747925144213362284166637033564621192025456514346390291065741427155681497620644935259916316820366309858802039568723169660723778695953248528375421078373655479193752729256607615427
 . . . . . . . . . . . . . . . . . . . . [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)
							9fa390addda9ec4c819d1481efc0ba359b40f4d8
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.polywind.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016ef330778000000403004730450221009dd018d4823ca04a2b3ba2423f9e49d69b8f15c14c8dddab2975f93ce884597402202b19454d58aa6bcd5a6fd8cb6428444031b8b7e3a1c5516027bb54272e8771f700760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016ef33077850000040300473045022100efdf3845564696816d2b6fd01813b8365df97c4e78e2cf8c2ab8b99e094829eb0220670693e72bfc0049465b0d887057ccfbbb6a8ee1a99c2534ba574b7b839f89fe
 . . . . [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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