www.duradevices.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:64:7b:d6:f6:94:1e:78:03:98:76:cb:16:39:d3:8c:86:84 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.duradevices.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:64:7b:d6:f6:94:1e:78:03:98:76:cb:16:39:d3:8c:86:84
Serial Number (int): 295529705683591817580483437915601925604996
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 55:2e:b2:82:09:a7:76:99:2d:3c:6f:41:e2:5d:1f:47:ac:72:35:e5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d3:49:16:6c:37:32:8a:e1:c1:0e:e9:b8:8a:e1:e4:ea:e8:be:e1:08
Fingerprint (sha256): 35:7f:7f:eb:42:c9:a6:31:3d:9e:48:27:be:23:1d:1c:fa:fa:f5:67:7b:18:69:f7:ef:e9:d8:0e:b2:af:37:1c

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.duradevices.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.duradevices.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.duradevices.com

Other certificates including the domain name duradevices.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.duradevices.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 295529705683591817580483437915601925604996
 . . . . . . . . [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 16:47:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-10 16:47:03 +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.duradevices.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 946154169893001825023102605525197142187311612329099287401717760316063677315099338482189125031974745547173322200655322453038301696997038998457268327999121945547346103965743645511291089447209472706082684080694925740807692351125347388304698309564883266655448075383002447187949083298338599101856624346428978923691757244335230977340909779245362319946502667646647068402477480529756033208116054138470108143239531722315629365303988778910557604140015842558270292492243328024337759702502989679080563099136790276862552979368386980843307572026341878461814376000269739176382287983060559026898061449487251504326312392179677183670424781619515517405947397567119044567049666541883671208601515257641440852812635089028675903205473279019594764012293476652733534160399387944825879269018244943816755405096705996067750531957432854258803945729180892105122509770365888964771064594122031684051696510166644926769969246394806945899059018138700901517323783752977177502327054356755203324846098640811697205046259024181832146950261607098383182908926577548282582665591843253990315064810685002146934409029667665529271269169073522915797114109293065022100025686525260456287656895968625563121725007506970044217853205716225763651170312989032746377066598948826496968528701
 . . . . . . . . . . . . . . . . . . . . [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)
							552eb28209a776992d3c6f41e25d1f47ac7235e5
 . . . . . . . . . . . . . . . . [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.duradevices.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)
							00f0007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016ef612483d000004030046304402207d0c389ae9bddbebb5449c13347293c02241168858f72817ebf7601be901ca1d02204edc3e8eac1502dac0dace6e358f34a0f4d4314eb2148d3c550c93990c6b861a00770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016ef61248670000040300483046022100ff84b3b9cd76903a15162faa221367b9c8d438feba12be1b6fcaf7c2e4368431022100de58740d2ddda06239d79420f55dc6ec56986acb2d225684aa6f32a95f3287f1
 . . . . [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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