www.duvsa.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:6b:48:d0:50:5a:f1:92:d7:84:33:39:a7:99:4c:7f:2e:a1 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.duvsa.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:6b:48:d0:50:5a:f1:92:d7:84:33:39:a7:99:4c:7f:2e:a1
Serial Number (int): 384956143030822557690773976853877591322273
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: c8:15:41:2b:1e:1e:30:e3:f0:79:34:b5:27:60:81:95:58:b0:6e:fc
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 29:b6:94:be:e0:69:4b:21:00:db:4f:7b:ff:31:2b:a7:58:3d:a5:6e
Fingerprint (sha256): 85:58:0a:88:7a:3e:b8:8e:18:b3:52:d8:74:40:d2:97:50:70:07:f3:8e:f7:3b:c6:20:19:0e:6d:f6:f8:a5:af

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.duvsa.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.duvsa.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.duvsa.com

Other certificates including the domain name duvsa.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.duvsa.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 384956143030822557690773976853877591322273
 . . . . . . . . [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 2020-02-18 22:00:01 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-18 22:00:01 +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.duvsa.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 813709508808799311039598069267585841973603281718888762177073608329421968334316470001334524657029548348042763188408850165476961202089474952495790710061628457480103905645345203469256809290393720352085778587247174892238593954373864798272721743547523064913480033568760542395334742199083539234843043474060482366563682238481933268118841496884090314008930495104668241456356372609071782224251545659874319728809280126136402530734447660058435313118104527347441495317611871563944600898365833550940102368875744532976785401010100914827421178931602688828921080412081652240399577503978048550498967321090248444941868263000646460096729019660423241698222407799463796534866038542102070635425158284244408428894099324180148525869155413750138134230179482791829568063522988554257112549198598939327435085950787708602772182752682154702124280657946042951401991742622834105694176913724529104657210219211408865567086828180889156800381126109089014147107851027007745370415679598740763849493949803909884806558377470501605361432413028660446278459503205309526718058735217101889111151700367462640486954888753199386061583987036331367358331889270456644437417640240490618292812953892859166355387948755476627205365229006015154761073845839840882347713261069177644570126207
 . . . . . . . . . . . . . . . . . . . . [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)
							c815412b1e1e30e3f07934b52760819558b06efc
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.duvsa.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)
							00f1007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001705a879c7a0000040300483046022100b092472c61b1b84a417a67f24400448bf87ce6244edfac7b80414b362eaaf310022100cbc601f968e716327e3faa03f34b8a4d64135acc2520e0a0b4fe88ae94f7957b00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001705a879c9d00000403004730450220158bd0aa3d553d451fc2b754a8e61d58079b4a9b838d0755b6c823dd18ad6ed4022100cd1be54ff164ad523d7c28197accc3f461da499715e828a0fa56b713b54fe208
 . . . . [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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