www.polyfabric.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:3f:bc:ce:94:21:7f:26:1b:89:6a:23:94:d4:8e:97:2c:14 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.polyfabric.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:3f:bc:ce:94:21:7f:26:1b:89:6a:23:94:d4:8e:97:2c:14
Serial Number (int): 370137900323871033512170740448136877517844
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: a2:b9:42:80:40:c9:f7:18:7f:ff:f4:58:ba:d3:d4:d0:4e:bd:8d:c2
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b6:cb:56:a0:1c:08:5b:9e:1f:b6:d7:d0:23:43:38:ec:80:a7:1d:35
Fingerprint (sha256): 05:fc:89:a6:6d:15:1b:a5:dc:84:08:63:7d:e7:9b:67:7c:a6:92:96:1c:3b:ac:57:0a:c0:f8:68:15:ed:8d:1f

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.polyfabric.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.polyfabric.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.polyfabric.com

Other certificates including the domain name polyfabric.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.polyfabric.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 370137900323871033512170740448136877517844
 . . . . . . . . [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 2019-12-18 11:46:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-17 11:46:34 +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.polyfabric.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 908186275741807864666096488941336158634502607385634692772347732074268093728268998495846956494350310262521814395115744325289399799291900080201003372306750464478077846802944068220047578880872893667660814525263326413318154897348404565046638038941776310841775496442129803928366899177679528029145501160499700937692852891346769202999924106873260157778803084345988991197985142122317182520138810611149374430945880859997756160225759317801735454660506162146861253345475506532558393990222214006444906454736692734429095810724563300413106258365836066354655047072548844814389425395561804824539857321758681253848259739383849133059811684288185063579209085917044851587960948186041585243026260940169807032098810829666960516153664767461760268009499744628285415086843133842339616561126027087262361679427408184605999780377095783643007263329193455294182166000513989521891188589491404989537853285046114923535533904805400432212697933756412512100064300995860526397047318515395238364429781374236513983268797865828184613603898769476142822108227715679237274743450896278707320146575592731038175973714515072462292737782780815493472361315150534490221933852866685018159669891572843614510305771951314904217635350348619402691000757010159262274157776617571610561039569
 . . . . . . . . . . . . . . . . . . . . [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)
							a2b9428040c9f7187ffff458bad3d4d04ebd8dc2
 . . . . . . . . . . . . . . . . [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 'www.polyfabric.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)
							00ef0076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f190bb256000004030047304502204586dfe5706f7e9b086a1d29b973cd45910efd9df09c6fec03e11da9e2aab5d6022100976544a15fcd4b648d9c6b52c203005893557dc4d9353efe7736b75df1c4738400750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f190bb282000004030046304402202264aceb52fe1c7a70311893d6a3542805a1a8868e2ae9eed0153a7f364bcc1102204bfb8526a88f97c8e40c0c1b0ec3b14c19778f73afd56580ebc13266ce28730b
 . . . . [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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