www.polylogic.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:10:ca:76:f3:c7:d9:30:56:3f:30:46:8d:21:31:ed:9f:89 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.polylogic.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:10:ca:76:f3:c7:d9:30:56:3f:30:46:8d:21:31:ed:9f:89
Serial Number (int): 267050497356652770181826658460029818871689
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f5:a6:a9:1c:5d:34:da:84:8e:9e:7b:15:78:0a:d4:1c:bb:49:0a:e9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 46:16:b7:4b:1e:53:e0:54:36:25:43:ef:a1:4c:7b:95:87:30:a4:ca
Fingerprint (sha256): 1a:93:e5:00:ab:0a:e7:33:32:d5:80:e2:71:73:54:6e:02:c3:18:97:9f:62:06:e5:1d:c3:2f:63:92:38:fe:44

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.polylogic.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.polylogic.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.polylogic.com

Other certificates including the domain name polylogic.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.polylogic.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 267050497356652770181826658460029818871689
 . . . . . . . . [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 02:12:07 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-17 02:12:07 +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.polylogic.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 852340436837495404034671043716804030581446292378888130945941332152776272333507513325278901713096468834521119878526695092666879239588547505613778671579325861710850735978570865441962458506819403492099993337734641362202645438603569530119039573874816916223428338770908338204779425069653860953855892103947293698257776147033388778949501181225657890593724326437239733778181005332657786627854859501196476811318589014461251976893330196437570346596320280809552945043050348170645874845922727724358268807950838283680639660930748323449890414926581519179716904646786052829831798769155703882108562713417561365911717068937663554396774507486684266348791076261407896873441487199659179002908367632577320997963907384606164597369481456837139074868758285411930867986590146672863700958380202878339261048091653568434882720885955295308976849891181996025966613908415182060180799283734808197188990832421395921856834668644857536567934398201410443410317950831150434385004564632874623195851937826101417054236181369596703030913307860091682983418157465121742734417780154170923239279762764832090558172917362400991133300005899468276889882689969175460712694372768689570213423227786732417415309535810697574632183173042186261854147041423508737209620578617701580477216543
 . . . . . . . . . . . . . . . . . . . . [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)
							f5a6a91c5d34da848e9e7b15780ad41cbb490ae9
 . . . . . . . . . . . . . . . . [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 (21 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.polylogic.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016f16fdc60b0000040300483046022100eea634fea5b2e977c31f9aff2731c2d614e8abf8f87fbe81848efb1b2fe29de5022100918dc917a2b0a6cbcf6a67dbdfc41a4e9748cb73a5d38bfd3fe3cf643b0a319b007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f16fdc7960000040300473045022100fd4930332385c9194dd9aa3cbda50c692c7e9554dff0a5d81ea1c6c4ebf8e8bc0220724eb99c02d7631455ad6f8c87554609f96ff6222b8cbf2c7ee00273fa4a8d95
 . . . . [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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