www.duradevices.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:04:09:b7:9c:db:a6:27:33:56:78:36:a0:11:de:e7:7f:58 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): 03:04:09:b7:9c:db:a6:27:33:56:78:36:a0:11:de:e7:7f:58
Serial Number (int): 262710903686709957572494909506022118227800
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 38:a3:7a:0a:07:28:ba:78:17:22:88:8a:a6:42:c7:af:19:75:e7:2d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): a1:f2:84:7d:95:b7:f0:0b:de:f2:cd:f8:0a:f2:7d:d2:bc:2f:a3:b0
Fingerprint (sha256): 92:29:00:d4:48:1b:0f:3b:e8:b2:02:8d:2e:ff:c7:6e:73:75:36:a8:09:b7:e3:89:6b:20:29:9d:a2:c1:a2:5e

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 262710903686709957572494909506022118227800
 . . . . . . . . [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 2020-02-14 12:34:26 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-14 12:34:26 +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 751641754013244050275937666677068109408322880983003485111198485696027517518056799282655917378182501345347142777917622577058703391546456406047790430373191290484505858980049957046691763787670505576853112683328752257115109658030791720996970396908929907209742901261631605141058908999645216783805357437874096718183757907256828547152179312732622408824352093436675368989693988777540523132629451480573588451632843142049409003521122958939125013071638495143977301709139384953605475040298790420850193458345379645693119305918240787985606119310907859362791912199713080523389708918748694029404558062599021141628742823750445435646151096243375448476366036220116787646661409151542979431253656409031434347988354788372359471809863535834683463019003496529785388665056411474702539586698102171255470889514824435072639212911318482972861402402605167238722685599683596322737385543917578170739454885399543666624654166733950982369574774463443672590100451126400256129445184153640509042956330563801372920083646104041241845279674993945374238515475120919577767823132706455192101398236065527879262721615170632155336608312530422990906510398239148898214343224189481592838707607676228394375369828926518867044915470790460114310877201899644242062513501161651403589276741
 . . . . . . . . . . . . . . . . . . . . [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)
							38a37a0a0728ba781722888aa642c7af1975e72d
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000017043e85c220000040300483046022100f817128f64048ddf5308ff0979ca57e6a910d7b708d6c1087f5a6f5298f64ef00221008c3137d3709d57771bb40ec3dc673a57a6b33661133af534c033129d63012c320076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000017043e85cd400000403004730450220075bce39f2bfbacbd3619fb9bae6781244827ecb7cc8d96e180890380eb8b8b7022100e7efbfc96778aab431f6c14f05caaa0ed4db30f9a7974301af60358e234a2ddb
 . . . . [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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