www.duff.tv

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:99:83:fb:61:da:40:4f:81:60:bf:81:cd:54:9b:d2:e1:91 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.duff.tv

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:99:83:fb:61:da:40:4f:81:60:bf:81:cd:54:9b:d2:e1:91
Serial Number (int): 400687779984589261856537008442802552627601
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 99:47:ed:f2:c9:ac:39:07:8d:99:d9:d6:1d:b2:19:51:91:77:aa:81
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 4c:8e:c6:12:bb:dd:cf:fa:2e:95:10:7e:6c:13:86:31:7b:8d:ca:fd
Fingerprint (sha256): 92:87:18:e7:36:49:95:7c:17:bc:f3:a6:63:ff:6f:57:3c:22:3b:3c:03:a2:4e:9b:19:e9:41:61:a8:f4:2c:2e

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.duff.tv

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.duff.tv

Public Key Algorithm

RSA

Key Size

2048

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.duff.tv

Other certificates including the domain name duff.tv

(limited to 100 certificates)
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www.duff.tv

Certificate

The complete raw certificate details for www.duff.tv in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzaNQVsLzQw/RUZKf6r3N
CkHIs0hqY3Q786rH98IujrZFOi2OsDYA14pkPyMA4YBEFFIAgiw49ylWimj66KBx
rE26WtvohDRBN3ykrkf7SNMo46vPnXBai/x2Te+8rc6E4g47Xs381j5jG3yuGZRQ
ZQo40nDwISb9aw9/Z2w9QrbkQnG1uE5CyXoUSmtLhJ1RjCri2lelw/aH0YICXuE1
2ohCAdB0vijtvM4NAnvKz44XX53K8UZCn8soO/Q59HOAw4mFFRuiE3asl5GdxK5Y
a5qHz4h7oSxZr1DRVC5oP59GeJw74JQ3wjFY+WdoF1gqH6NUANtiGu1pSAxPl3fs
zwIDAQAB
-----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 400687779984589261856537008442802552627601
 . . . . . . . . [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 2020-01-05 11:14:55 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-04 11:14:55 +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.duff.tv'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 25959385566102979822796010903958659787752745709466371356894471511745284521088647163060873917920401933215854414509686928314956681942493891006802738103828345084320159348398363365079500864885839956928814683799257358321882343831887395618072886881703701456499430336372473337835964195076278439266050257649756199911953649958802819907955498638583681083489394206879268074556670376818540435821234493222571388892242458622706199279957325328836969650690322899848010241436258283557095513995570620920575757218505304468448024005404265540274027721165070120959442058927109440087986352936216739079713736800565289599019830749717648108751
 . . . . . . . . . . . . . . . . . . . . [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)
							9947edf2c9ac39078d99d9d61db219519177aa81
 . . . . . . . . . . . . . . . . [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 (15 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.duff.tv'
 . . . . . . . . . . . . . . . . [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)
							00f0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f75a13110000004030047304502204d45042966b9d56237487305afc967e75bd30ce0c7e9ad067808f0525afcdf2b022100f9c44294e93fd1409ca466d42ca01ceb485c940800bcb6197bbbfff7955b3c2000760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f75a13137000004030047304502203d952c8aa9efd6b6d626b4298b92dd8604fdaf5348bb4a8c802d205d1cd75264022100f3c1ad505a00e0b89272e27abe0e3368c7242fed7b722100d138b6f19545117c
 . . . . [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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