duracoating.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:4d:91:ec:f9:32:da:ea:2b:2c:41:04:ea:52:98:d0:e1:1d 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=duracoating.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:4d:91:ec:f9:32:da:ea:2b:2c:41:04:ea:52:98:d0:e1:1d
Serial Number (int): 287732568543989578907083024621260944498973
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: bb:4c:75:9d:96:11:83:87:f1:0a:4c:95:80:54:a2:02:55:86:79:20
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 8b:73:22:ae:e5:b3:c5:5f:e6:17:96:a1:4a:05:21:7a:7f:ef:c0:ed
Fingerprint (sha256): 4a:d2:a8:a8:f7:ea:da:3e:f2:29:e4:56:18:5a:e0:0d:c1:2d:74:f2:78:8f:04:3d:27:74:ca:fd:c5:62:74:1f

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 duracoating.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 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

duracoating.com

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Certificate

The complete raw certificate details for 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 287732568543989578907083024621260944498973
 . . . . . . . . [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 19:31:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-10 19:31:12 +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 '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 934248905057994720062197833975434056543220592807732016183690150033693683772502803706386474895032457337305113864981854641897695970088602985567138787536077930818522570656252355816306614052051077919219485619324853991496476447668059574880700053324686829137542545006275139272909091346896188749284567885263480242494527917429475932260449340510179024405497775269561515615701437353697225198636179784438599341148049592864103051147304267992524413492244647611843562016444062540017138294120854626972257202007775246380381225326931470263417606871917213759107288543693806339495893915689093897694913613149441664943845176599500652875148641821349149929496430241903040500875698478240947817918917279326856657391893883818289289970985657881056753309774478108290180882438282403510817505883100180673856658289315219393456764244364684298865356585799149405916851299742665074529082006783037217422526593034285523873734132473675107717754188623506324706854367726190336342770622506351896274651315655482927579684585133319552122375953666523214794495521892931948025724523170900555640152089204048031708863682830989095548754053088888591504082284801434785255920593310158089533016644016668328865320178848540442545619502862630245343707083994069460232403553756247407985690411
 . . . . . . . . . . . . . . . . . . . . [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)
							bb4c759d96118387f10a4c958054a20255867920
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016ef6a891b20000040300483046022100d37adec85f618e747b15d0565dca6fba5474d161b2d267cc8542d3d466b0414d022100ce77e69e17d7c2fe61d24458b0900cdc607b92a511ddf77908ed2ba42d91abbc0075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016ef6a8920b00000403004630440220537d9e6b9462c9756af80aa74aefd9c55caaea62a37c6e4a3ad3a5bae91bd3c20220050ddd5e2fe1c2b52c2ff8900757e3b382e50d725396a8ecc54d60d5b51af006
 . . . . [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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