www.duracoating.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:8b:a3:95:c5:50:ac:3e:33:27:ae:9c:1f:e2:11:4d:d3:4e 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.duracoating.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:8b:a3:95:c5:50:ac:3e:33:27:ae:9c:1f:e2:11:4d:d3:4e
Serial Number (int): 308853548614862300875063744131055389365070
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: da:ba:69:09:70:84:e3:43:ef:01:07:b5:f7:4f:67:5d:5a:f9:ba:9c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): db:bc:8d:a3:41:c2:cc:a5:9f:bc:69:5e:c3:1f:9e:36:59:4d:13:13
Fingerprint (sha256): 78:c6:4e:a9:89:fb:4b:b4:97:98:63:4f:93:8a:46:74:f8:02:27:51:46:6a:ce:cb:a2:70:ba:ee:c9:3d:8c:40

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.duracoating.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.duracoating.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.duracoating.com

Other certificates including the domain name duracoating.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.duracoating.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 308853548614862300875063744131055389365070
 . . . . . . . . [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 2019-12-11 22:51:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-10 22:51:52 +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.duracoating.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 813942287034252025701568436969842556940842000067216085936468404033209622299178540664096865130268430520289692932991751830933854501553147767086004826772378062948720036585577807578608543693190440504304202398675081472490685474046849997053390921533873907588140540066004619914498504202273220101053608253796925862836583964187512380703559292359569365368260050752815456583032667435648779280941400205854259541699844438674221718919719992695500940725481312104711454149480358704042450066943860677118778258619081997560990127392651550238043662136714393420872352045546133882410469168830185473988168614231964819934609401926853724163020233648902937135864674106181795394127553272857266386920623759139989904943023327877755430590617857767208300543345831741503558501922854618422719784816087426638075189547623928798526885881296676771250053796881872822753210499514478920843142017129288227176548198137925986578064127837870702525439485868333349858110685886355781399234867292693941618153699761285957817880263993423433246399895752010190394834997629544223605909444910685516855993820599530272431796560464906899880792168287103387900917324014233469068155178054543217188515475148059583952319825888061054357622596822415098447022940267370366775966562676079392339753851
 . . . . . . . . . . . . . . . . . . . . [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)
							daba69097084e343ef0107b5f74f675d5af9ba9c
 . . . . . . . . . . . . . . . . [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 (23 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.duracoating.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f20077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016ef76046800000040300483046022100d04025c2ffe76384276a97a7d5f0a716a202c9f5429fb1add2d9613601a60185022100d79d828783d84654e1d2cd7ca4295d7d701bb60447125898279a7f9486c08fab007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016ef76046690000040300483046022100d6d491d1dc560ab34f1d7cd01b3e3cb5a9739c595168c7e855eb5612cb8a50a3022100e2de34777264f6f47c5ea1f4317dd63797b2c0260c9f8e8a2b6704eb871a5187
 . . . . [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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