www.polylayer.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:5a:ab:82:17:c2:38:1e:bf:2a:21:29:66:c7:fa:98:2e:72 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.polylayer.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:5a:ab:82:17:c2:38:1e:bf:2a:21:29:66:c7:fa:98:2e:72
Serial Number (int): 379302530217679331182887008690763082509938
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 1c:36:c7:c0:65:3e:7f:bd:75:f8:f1:89:4e:8e:a2:ed:e3:80:2f:f3
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 48:53:bc:71:19:1d:27:ba:70:26:88:ff:76:94:0e:35:f7:16:00:1c
Fingerprint (sha256): 2a:0c:f0:bf:9e:43:fa:ce:6a:57:f1:6a:34:8a:01:aa:18:5b:6e:9e:ce:a6:78:d6:3b:b4:c7:a3:9d:df:5b:ca

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.polylayer.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.polylayer.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.polylayer.com

Other certificates including the domain name polylayer.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.polylayer.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 379302530217679331182887008690763082509938
 . . . . . . . . [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 2020-02-13 20:56:33 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-13 20:56:33 +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.polylayer.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 965235880758671131195219670435548839192161040895119909870167889278105689849989888418596075005618372724420481965843445184767262346385889584543704433809514574859493837625427075217637167773175150238924828624411449923129880151821497102580323870457810466890023552219892084522481624765893441575323700269007502427733288393547146693518971904679467836709429129570845402697913779421889210598308492372947554467397342888322839520137758670339877858711210826279644182964830029496870276757145581129026883553655288659491058430021703217496684374703636711999071611522970040433804778701899991192102562829345915162166181697054077107177399069690130388815239486140081639554612943198225416653814147266512317660139903470623114387002420824515286188940839941828027004746534598714036796803796237858501563519627811835833304098551465828483941602497910135219845429969815546771636570528903643354815054284213907246143179221651684223388330441656184278420218930883198466458505841729505079819390096764595099311010356822064715298365654168539129937516950155804244787469193255103881505391594911614947065638074664854020813645580763393743954737934485456112575703942139521196060266437880704464724488087184842171459677952693082051690376632516766285697012326902122250600656213
 . . . . . . . . . . . . . . . . . . . . [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)
							1c36c7c0653e7fbd75f8f1894e8ea2ede3802ff3
 . . . . . . . . . . . . . . . . [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.polylayer.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)
							00f00075005ea773f9df56c0e7b536487dd049e0327a919a0c84a11212841875968171455800000170408db402000004030046304402203677c3733d9e486f934e67871a58418a8c1657db847528e8d8688a8712ecbf9f02204b605c9b95a0a620e877e9ca758a07aab5a7bd61a856c4be29a77e46086deb4d00770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000170408db416000004030048304602210097564b2a705fad485dcfb4f278f6d94fb97f635f824bab5fb127ad096bfd922f0221009d0268b2c4c1b8442a7ae756c23192e4c7f01d571cc9e958d10c2097ebecf1c3
 . . . . [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)
		0058a84016a419cdb33194f74a04f5ccfe10ce75314528a65b67ae55b4607a85ab85b76160e153a8e252db9a55f272ecedd149d06bb3afad6f0daf8ca895ca886984ff6f305b8524330d2e606e697bebd2145f030fc60fdc7b2ead3a1657e3d79f319d3cfd0f3783bdd184bd0e23d78656fdb2a389cc8d1567c4eeeea3f87fbba306e318c5a561eafc89b44a37750ebedd1df4aea9aa2178e459ff3fe3c402e4f6bc060e259ece8e173b563c2e55eaa5aeae7b2f7fc7f0e9af281fea711099e49ab862564b20c6b77d954cf645ba6d3335e00e4c55236f298affabb83f52126c4d130864e173b5bff1ea65705a3726102fd9098f3cc0643d06c8d15f8835c3fb2e