www.duraplug.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:66:42:bb:1d:da:8f:1c:14:0b:aa:01:b4:8d:d2:e1:ea:bc 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.duraplug.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:66:42:bb:1d:da:8f:1c:14:0b:aa:01:b4:8d:d2:e1:ea:bc
Serial Number (int): 383246645765716968555135957994456832142012
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 5a:c0:a9:57:f1:bc:72:18:8e:56:5c:32:3c:83:e3:dd:72:34:4c:2b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ee:cb:64:24:66:46:19:84:fc:40:a9:f0:07:81:e9:e3:50:65:df:4c
Fingerprint (sha256): e6:f0:8f:4b:13:c9:9e:79:55:bf:22:a0:88:e6:b5:d9:9b:fd:96:e5:80:39:15:d2:78:be:81:92:b2:66:04:ba

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.duraplug.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.duraplug.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.duraplug.com

Other certificates including the domain name duraplug.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.duraplug.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA5JBMaak2ISjQoa5/BbUY
BOLTCq5yGhYq4Xwfgv/GGfhHowkhyWnuE0+Vy2ud0advgtWsqPIQvwfxJf6ysl7p
PEjUJHRMqgcWYQq3fzRzV74LOqRBoJPc52PZgvs6BO/PgcVzwOHoVAZOyftT/IpX
RDVmxRxmLpdE3r/qeLdyQGBkQypRpufcr5mDbJIsK0NV/c98Cz5Bb1QkYOPVHmqD
n7ej1EvdWFsi+vrEM76X+dgU+vxnbvspO5+CGk6Wkm9ihSmoTPk4IQCpI6KPAtMA
rQC3vC27oGExAmKr6D3SxIezq4REX10DWqDgX5A4/ad+QFl2uaX6mwiwSEvAQuph
SvRM6rTNMzi9KujZnradofboGOlyR8uS3+PQ3FR3svBiEG4eNWWa1MFYq8XHap0G
mNq7wUkIziT/DJWTKhCUxJnoTRaBX7qdnlR95aKr4uu9DeEWQqNGBxwvhkLc+QBv
oQGH7yloZOdXg4MkbTNTQa2BHGVBTWBknIFP/8v52Lk1fYwpG9ciF3okUyb6iyQh
1Mlq3nHjP9WEgPtKY+fyeEA4dm3wvBi6OHMF/KIXDwY5qUXhvVLTv4Ut9om2bHk+
Ctz+dFvCRVXF7TAqPpd0HXIW5y+Bjd8lL/uT4E87ofQX+CqR7WLi7VdSxNqQl+mH
257ZAXIuEgxGU9P2wvy457kCAwEAAQ==
-----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 383246645765716968555135957994456832142012
 . . . . . . . . [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 2020-02-24 00:00:49 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-24 00:00:49 +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.duraplug.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 932458404022530305508635146229579950661478437980540455405642880643621161702213874179026964433597443455205335111680171222814887080319040531995164732725890160096579912655221686282485522664241544398473625521006378966680179561391487786865983472408342289855770481692010014586555140385034415261495321783928081607754692996950215033583409027191826479874026256884830753578322126427620039908675735632982880338842120937756277004898487842915282549481084658299054753524372713675347532061359741198284954315617033236187063321574633215036880857381830141224066255539204787626648601147583733430268602871169645304011619711076878348932547676989287464451894025973573908417630657442876220370054274677317716460004751021199837491465399742905842928070646612341915905772199002832632879755767378314889408395370567650355036940412962074634391033433993055134932151552544266120230812931270430364135128146088415537524685512453306877098344681696069817972158021653603043744757069685419863582275810167946704741432235446752147066157679456048985120325774949960367934718162502665562759904795471535119575337697621905848809548650621295613628923500323838387244200157057692349558177582983681675156978778520733211611417677706420164691762700742166329858379943125985029636286393
 . . . . . . . . . . . . . . . . . . . . [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)
							5ac0a957f1bc72188e565c323c83e3dd72344c2b
 . . . . . . . . . . . . . . . . [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.duraplug.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)
							00ef0076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000017074b6004d00000403004730450220107a3d99afd4d4b913b7556570fdf6a57e338d02b32f7f7d9055e18c99b3c3b9022100d906128c613bd954e7e64da6e8e4f66f87348dc66c1277bbfeb0e97efcbfa2c800750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000017074b6005a0000040300463044022062bff44fc0cef63e9781dbe5685fbb69f65cce4be438d600fe62315df6405edb0220434ded022ea65c38512028330d8786e0849cac4db8ced50c77212e58b2afc08e
 . . . . [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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