ddfco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:23:7d:2d:ee:32:6d:37:fc:2b:f7:8d:9c:e1:bb:75:4b:63 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=ddfco.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:23:7d:2d:ee:32:6d:37:fc:2b:f7:8d:9c:e1:bb:75:4b:63
Serial Number (int): 273413132621554030055094854483310860913507
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e2:76:c4:83:c1:9d:59:47:6f:fe:e6:e6:33:42:f6:78:b4:f8:15:c3
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ec:e5:d6:49:8d:78:b0:76:cf:cb:4c:6a:84:50:a2:a6:19:1f:4a:10
Fingerprint (sha256): c1:e1:7a:c5:79:48:cf:5c:36:7b:67:b5:1f:1d:d3:6d:18:00:66:d7:b6:ac:75:4c:4e:57:ff:96:86:ee:84:e4

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 ddfco.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ddfco.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

ddfco.com

Other certificates including the domain name ddfco.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for ddfco.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 273413132621554030055094854483310860913507
 . . . . . . . . [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 2019-12-18 19:33:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-17 19:33:43 +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 'ddfco.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 779871386338723204135599092828453473526288129663476781182514269095075831409447642324926790809582051125977591325810228182023445142422794597760532828013332981479665943104027234727120289908845876448887545915536736911454531516437430649183169029434306291721815384368100161115861617062040913622072217148698312397622577540168796896573178850573958372017068014073850381617244906937372532427826767756073042653655199629658965389573549748097845543749940556220422089094815065291552698764338092931497799043169460392511080082033982252421907551941596559241757733140665026632268749129413103169294641739708887353648845417697151387280996165498773246052515863809777754063228260782341621889374619897999566389698671268790538460544814964322162464146834845241600171092530909206284079228559627956770403977428534601592900838263528027975076198603972897919172047582550728643480941015938736811039306063947961800044611519735704271887650799165197608597320248782237255022362795417782842212644765022089773504451051130376004002499111308583886849015875639383210948698142537402421828119735552463138428349588830965655458610319710348675253043687214958243837893415982456873620929260746011594717933030900034972755858267794762442234409472733797445906923836529676824966695867
 . . . . . . . . . . . . . . . . . . . . [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)
							e276c483c19d59476ffee6e63342f678b4f815c3
 . . . . . . . . . . . . . . . . [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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ddfco.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)
							00f100770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f1ab763580000040300483046022100b618264be2a0a6ac350f7c0e9f873754b7d249dee8a4c99b2e4b1f27763c2d7c022100a9c3bda02227858f2614f6d801c2c6aa8b04272af9e97e6dc35af99164bf70d40076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016f1ab763a30000040300473045022100866cf7b3d97bf93d6029d549dd99ceb1275b29f3205cf8206bd667db2c08cde0022074dd97cba1d6f50c8a6e4f60f93c67ef48438de1735d3943e1c5936eec77503e
 . . . . [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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