www.durawork.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:d6:ad:09:92:cb:a9:b1:cf:a8:13:9d:d0:fa:2a:95:c5:80 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.durawork.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:d6:ad:09:92:cb:a9:b1:cf:a8:13:9d:d0:fa:2a:95:c5:80
Serial Number (int): 421499576399431972077818529404221732013440
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: de:f0:ab:2a:80:a3:3b:24:09:f0:e6:0d:ad:ec:55:01:95:b6:5e:8c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 93:34:a3:be:d2:e4:b7:88:fc:d5:4e:47:35:67:a0:19:81:14:4d:b9
Fingerprint (sha256): ba:1c:df:9c:5c:b9:88:61:6a:42:7d:b2:60:ce:28:fb:c0:9d:99:c4:78:e6:bf:ff:bc:92:a2:31:81:1e:8e:11

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.durawork.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.durawork.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.durawork.com

Other certificates including the domain name durawork.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.durawork.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 421499576399431972077818529404221732013440
 . . . . . . . . [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 2019-12-17 12:41:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-16 12:41:12 +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.durawork.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 768561080196899773979390349025713011643527613137358246968653194006180630758384313999780849161832092569697385078095114821378263276934237411613860227004729742936271656279118455817944531577294875399620755546373711501475177271236640929208900919684880197667239118583622429205383145812660397894081026076767186234045167972791621059699151670043962332278207679114532582269625787975963971993751330001935564604121791706732770576592935438240386804428064315578235995870868766573718913664470651386699748892414302469944934178979254523862979336200682217273896116415875989992368405286345830439801583978534485556087696851692071875680846462220257669912348669116096663616455946652660363823681506766800007571300834752770273904320582414410852047167583468310967364112046817307650195795759980759853550362233997740957186021491749329761696195722861805285071491887172052597907279231385520769394285279277695559735143809614337606877932747911527663401767804149672132893352125307258060570631332300603832005904398420634580213687965690435366413847366168610302290337458280813270408068579745154611163501959262942036550431000694037179878765750162824506073015268670571315758607065760483963577828576064259306436058843402773918271708375885806868558977538359424524412813517
 . . . . . . . . . . . . . . . . . . . . [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)
							def0ab2a80a33b2409f0e60dadec550195b65e8c
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.durawork.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)
							00f1007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f14175a350000040300483046022100b8fcbcaedad9b57eae4414733f857817183724663a506c7c6c86dea4651cc315022100d45f8d3d3240b5366c7ab8830faf08825c0bc6b5dd210a82c79c6df1be62c61c00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f14175a5a0000040300473045022100ab37b476ddb0cb9c138455d64905a1cfc0cd637daad0c77d180a6b806e214d9b02200ad81af606f44895b71659e1a384ea48ad3e447056e9835827b34f3186b7fc8f
 . . . . [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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