www.polylogic.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:49:ff:70:c2:9e:5d:11:fb:52:22:51:9b:de:d4:ed:8b:92 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): 03:49:ff:70:c2:9e:5d:11:fb:52:22:51:9b:de:d4:ed:8b:92
Serial Number (int): 286517009204016873851142150335088387001234
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: d6:dd:cd:df:9a:4c:cf:3b:0a:7c:75:ca:ce:45:30:60:61:ce:c2:9c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 77:7b:9e:97:59:87:fd:0b:fd:b7:fd:35:38:16:c0:c5:09:ae:7c:74
Fingerprint (sha256): 78:ae:d4:89:04:9c:1f:b2:5a:ab:26:ad:47:77:c5:e4:98:5b:a6:68:ad:a5:3c:95:47:74:59:8c:30:98:6c:55

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

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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 286517009204016873851142150335088387001234
 . . . . . . . . [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 2019-10-12 23:55:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 23:55:20 +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 765461741252493480919903805268372412961941231403963203365737891309668719564513166111879219560878778404383379520980334076760546075721475692410008474384178386341119889079964244548684901312978663008999864404307961336589831775133160476218424153637181843150127994723185125937578932967622713656508341042276181878112819516276700765140680188997189422023843788481557022188150239147687445219064401670109703648798661082746282289585935315618595811214747443133987100381691085963413488745325714302697754455070907412093314793356814973716024554551367695765203955104201823842594723983291677192791247094869719205466944314621353466879925862131562518061244190057191261899623677733895422492135836742430368793827247729289346384225282314523641645414961638569136625675739231726066058065979282198862036980968883738536034525319998422938453916045977335236058175913055714314873856078911620235904115983274336615858398106193515513613985370252070005437574101794078007546025446365903082555072613009596162774488421291637852832344759651988231469132101518673475456899468825336395617558990704314285243956625251877248171230506174209544614717454711962238082428696584061571814800364160572681047486358191289077674591894557470269448718296948026369086914172018139195673142203
 . . . . . . . . . . . . . . . . . . . . [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)
							d6ddcddf9a4ccf3b0a7c75cace45306061cec29c
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dc29cd456000004030047304502205d78175e0ae7c867429c4800088eae66a6826b157f35b6f787e884c21a2ba368022100d9650aea4a65ad9c7b66fa60a46eec074c29a2c081a7195abe60992139e190a6007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016dc29cd526000004030047304502206d075781b600b82be47c97b552fa41e6ba84ab71af37174e23e2c0476ee3816c022100fbfeeef0cbccaf15a2bb141bb682b8f676e1d98c9d40626c1f2dfad927f43716
 . . . . [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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