www.durafloor.com

Issued by R3

About this certificate

This digital certificate with serial number 03:3b:d4:dd:85:90:63:69:cc:9b:e5:dd:25:b6:e2:4a:46:a0 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=www.durafloor.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:3b:d4:dd:85:90:63:69:cc:9b:e5:dd:25:b6:e2:4a:46:a0
Serial Number (int): 281696463985328347253320487652166902367904
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 25:47:c6:ac:bb:28:1f:71:07:77:15:18:dc:90:29:e4:91:37:38:a6
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ea:e5:0b:84:a1:2f:9a:49:a2:56:bd:f6:f2:6a:e8:4c:e6:08:ca:2b
Fingerprint (sha256): 3a:e5:55:3d:b2:79:83:19:dc:fb:87:71:b7:0d:70:34:f4:75:b5:e4:08:3d:7b:cd:19:fb:3d:d5:9b:fb:b3:e5

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.durafloor.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.durafloor.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

durafloor.com
www.durafloor.com

Other certificates including the domain name durafloor.com

(limited to 100 certificates)
www.floriana.org
www.durafloor.com
www.durafloor.com
tabithaking.com
www.durafloor.com
www.durafloor.com
tuscankitchendecor.com
comiso.org
durafloor.com
geolider.com
durafloor.com
energyfleet.org
www.durafloor.com
www.welshdressers.com
www.durafloor.com
www.uhnwivestment.com
www.keech.boston
www.durafloor.com
www.durafloor.com
durafloor.com
durafloor.com
www.durafloor.com

Certificate

The complete raw certificate details for www.durafloor.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 281696463985328347253320487652166902367904
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-27 21:32:56 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-27 21:32:55 +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.durafloor.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 661063471869939732634472457963680412210225375127929464536766391548100741459132624677402603161087764998235999634876022270771822831851459317417921920951199328927505759771766774725062217016100460090527021970172126941775423034535154933057230101519896281059625920682146065976490506663122189098717921670931618169140763014501762354732247844888777302344910022596108426345306223371420800838128230772172800717614570425195888674966243316964701993931174968438388736033994497710220537698843543540239348570576825443675236941485056120771056099401401582679582074503436067199489235446871896383801081791976262848959207752062411577586582496988449012051721748651892930452479220429489127244026530305500945365938514540117775509656764940708227596491415044329925149793942766151265733416094686838237174943204828777910230255370411322302703940714459592064209062065662449218825104953292442672906632920468344114443371782680641962412614534090149685929437740805851079363185391788949791807301001404670800345077890571150263560121895558871266479470253531727354425904369089803248214889142701578206254225156345412789548322426082029246394612594166037530805703607866435932059490722559502808659280343525939492835149006440412687031805839051493639197397795598715436332487557
 . . . . . . . . . . . . . . . . . . . . [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)
							2547c6acbb281f7107771518dc9029e4913738a6
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'durafloor.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.durafloor.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018decb3168f0000040300483046022100efa2b457d8439760e6b71bfed4896cca6ed88f894dd99c98edebd38d03e9e5a502210096976dcbff4a48608c9ba06e999d80da817b1ae39e7d5b9cb03fc2f9542192a9007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018decb316a3000004030047304502207c3202e7c19f466ea49b247568f63e7a83eae4c5a4d1108e3e20470b471c17cc02210098975b9e7d9bc017dfc63f446906f725e56f53da86841e946c573b94444375df
 . . . . [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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