ducksify.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:42:0c:d6:86:91:71:8f:f9:b4:70:ce:6f:8d:17:90:9f:6f was issued on by Let's Encrypt.

With 3 subject alternative names this certificate can be used to secure multiple fqdn's. 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=ducksify.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:42:0c:d6:86:91:71:8f:f9:b4:70:ce:6f:8d:17:90:9f:6f
Serial Number (int): 370924844560666186934257652681137200340847
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: a5:a3:2c:3b:f8:10:22:81:12:9c:fb:17:fc:c0:02:10:38:82:a0:a0
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): a0:8f:2f:fd:0d:ef:f2:24:6d:39:ad:6a:a8:b5:b7:74:e3:de:39:72
Fingerprint (sha256): 6f:2f:f5:b1:40:1d:72:f1:8c:86:d0:c0:1f:2b:d3:30:47:0f:56:f4:b5:16:ee:2d:49:29:10:5a:af:6d:a0:8c

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 ducksify.com

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ducksify.com

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

ducksify.com
www-preview.ducksify.com
www.ducksify.com

Other certificates including the domain name ducksify.com

(limited to 100 certificates)
ducksify.com
www-preview.ducksify.com
ducksify.com
ducksify.com
www.ducksify.com
ducksify.com
ducksify.com
ducksify.com
ducksify.com
ducksify.com
ducksify.com
ducksify.com
sni18d64gl.wpc.edgecastcdn.net
ducksify.com
support.ducksify.com
sni18d66gl.wpc.edgecastcdn.net
ducksify.com
ducksify.com
ducksify.com
ducksify.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0tBnRE5/JU02vEagF3Lp
9SrzMR28AWwFRM+MXUpBNvC+rMBXigTTkOu8YXOD4BZcxCegCToEMfdEwATPJcbW
Pv6381kWUz2c6ZMtc8NUn8JN+euVWhK8Gby220dlK06C7UJwNAPenALExgwzuQSR
768XIdntzkXB/jnxBGoWTqEvlysqX0rJYCPeYzFPony4+/PNtUrc3ukdmgyGknPa
nUeVjDdM8DmMP8T82wF7sUqDhXr4dNKVyabCzbUXUGjiARF8imnYkqzMH6OmGbTo
wgQa4VmQI3yaBRfdGhNpQ3SxknPuMYYf45onNTbQd6P4q/w/aOcauLGXRCXJHNLO
IwIDAQAB
-----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 370924844560666186934257652681137200340847
 . . . . . . . . [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 2019-12-14 07:20:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-13 07:20:13 +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 'ducksify.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 26612811582720602455196595324612482974523706381091441426101096405613566813833883522188220005211736479835158919948391106043740623107913138866712182564225758218935505373267609302356415108831248168906258526408515866578414793555478104332653223454892918172951146525986019973114838985317851900173361485718133083618850348015449352231899276139407610876635895926389381076677045920702158283854236856218505106061716077857906206382442236507690778366990370990654542591331986892496461134804838387395018306564871653768772681930042633203263148846653924626998246694857141474736298491478840041592405170290481559746453318314819039972899
 . . . . . . . . . . . . . . . . . . . . [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)
							a5a32c3bf8102281129cfb17fcc002103882a0a0
 . . . . . . . . . . . . . . . . [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 (60 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ducksify.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www-preview.ducksify.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ducksify.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)
							00f100760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f037e66f100000403004730450221008cd4c2bc4953d3bb8ddba88514b199b04c0776181ad661fa50335c74b3d781cf02203bf3c9c70949c3368b5ebe2bd23edf0ab3b3791bf49d35a91b306a451bf21c2e0077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016f037e677d0000040300483046022100d3fb831de737021707be659074319e479d408ea3d1585afc2d07501651b9b5df022100ae1ea5a75512fbc5ab3677d3c981e830ae46894775d36a51bdbb13f3e51095b2
 . . . . [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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