www.duracoating.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:6b:c2:81:1f:01:98:d1:52:00:98:9f:c5:36:1b:26:72:5b 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): 03:6b:c2:81:1f:01:98:d1:52:00:98:9f:c5:36:1b:26:72:5b
Serial Number (int): 298005611722179400852510441215382199366235
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 02:f8:73:10:d5:2e:b1:da:d0:89:e0:c0:45:e9:4e:0d:5d:13:52:b4
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 7a:56:9d:53:41:6e:0c:eb:ce:be:3f:c2:f0:32:9c:3f:3f:b7:f8:7d
Fingerprint (sha256): a3:44:72:18:cc:cb:7f:01:ba:d8:a2:2a:a4:23:fa:3b:18:e2:d5:aa:fc:90:7a:f2:c8:dc:cd:16:2b:10:e6:b9

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-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAtvOXNOKs7ESciTFo4im1
fwUfaKOdY3cYhxBmBmIk+X3c0QGl7fhs1GuGSAsrEdeTMO7soi93bFXg/ZniiWD9
7ObDUr/uqeHj7kjheEJSRe99PxTJsR1NWWweEsxHN8mWduA7LayAtxL4Hoh8Ut/T
fT2nbjJXIw63Vcad7Y/hgGflVsyTIlEMoXlYiTFPoQubbmGfPua9XyI2lIL2Ha98
u3ipIkY49xzuwUhr+RXqPL0ikHXtNn2w3rcrBRBF1tlW/jC7nEDNyY6I6Ndb+gNE
VTo34ZThheC0sVY4AXGaG9os1+6eja1vSoprAr4FEx74u7U7lpyrkrZjXrLN8DL0
6Yt9NwNwzgUdEOkLqUMRpvoQYEiVffHS4e9x5I7Fa2G0IuYshSyfdxtosdeO8QcJ
otXMiuscsrtXdvWGvha62Wf+mmC53fNxYRngYmaVWnksAamID9wggJt/iWbZxQKu
C5y84NfUzlZhq/bBAW3sZQWHtjdgOwqy2jOfpjHP2u5ggZWdI0MfjjDHJi5Nefp+
ymS31rMqufk7/KIDTfluzk0D6uz749KU4mGIGuOn+7ydo6N2/PXdEJfKBOfu2fJD
OOUbkfOj0QuK2R0wGWDNsR1W0Yb656qymPSmO+dcDr29VvsXBweA2h5eDR78W3b0
mPWehMz5xYIqI3o3JzidOQsCAwEAAQ==
-----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 298005611722179400852510441215382199366235
 . . . . . . . . [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 2020-02-17 23:43:59 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-17 23:43:59 +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 746377107696954585698650740827369497436395489151530156879475189449706005475940913571207577949161991928306411460728154715367079625163766508848895295871797991047651050136053946223557460294490975275373666025617228222714918936497052081776625194853438729332899803312307869618754753900815257211237817645295152079628667533457638294384859856818788387783549633284390358771438219132794332221961565311569360853722104520707308334752226683930401596933738298748027463353666591648225702335927228433787953940720988966549016127869449275419883824858503848305370594975353307764919688639071408952659102038631799313526622541924850503664894480943416554937470346380435014810504196918485803405669851101415976068602103123736541506643153148517429134855691696960646107170861899638543249007980436650377910101801522340205884327278842027711032697901211151945748396468681497735863410672830336530266913534292831506767347225782574321692790737507166648901531902589468825832734621660622382840110192503661349417826508837776215241553343711503812859218741965170797946034983258709614139090955664375646081418027641059258385805110921815701262355828422165768337815873798187627379904018085437269650095135000672302965915232651242255569349058487923627696233698534687301273729291
 . . . . . . . . . . . . . . . . . . . . [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)
							02f87310d52eb1dad089e0c045e94e0d5d1352b4
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e0000017055c06eb1000004030046304402206fdd932196e0009670c7a2630beea8148042f461bcd31a0ae34db79db624bae302200a8a5b069a5e34c1e77fef212d39f3eb68a6521723d2dfeaea7ff5583ee9f90000760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000017055c06edf0000040300473045022100a2e23ad5860e452108d5d3102c2f7c17762724584896131128ee233392dc4b0f02201ae3b01602228fb2bbabe1ab58d634c10c441be7b1ca95f64443057ea8824d20
 . . . . [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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