ddfco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:f6:d7:36:7c:d0:26:be:a6:b7:53:05:95:3c:4d:42:0e:1e 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): 04:f6:d7:36:7c:d0:26:be:a6:b7:53:05:95:3c:4d:42:0e:1e
Serial Number (int): 432444672924226205961199635957794929249822
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: f8:70:7e:78:1d:88:8a:01:83:cc:70:ae:62:e3:e8:eb:71:2e:c9:bd
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 88:8b:a3:24:02:77:e6:77:84:12:a9:a7:14:b8:33:97:fe:cf:67:90
Fingerprint (sha256): 7a:9c:22:ba:cc:ea:9b:9b:93:8e:88:10:2a:d5:0a:81:9d:c8:8a:62:a6:06:eb:2e:a3:73:1d:e0:11:a1:f6:a8

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 432444672924226205961199635957794929249822
 . . . . . . . . [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 2019-10-12 00:37:02 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 00:37:02 +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 788407393623916516875944837369298557524214138492091839345451108412494206072178657308656061653090558218646716681110933329031829034087334630462377264893148202995502348464794715280913764537028366867379354364588512495739179340494093241841379390235043224643704344399941430201715228025170982783979492025075811668716360843725790955675944662769775920504508359688541914977196709917318467816262181744396398685652868924255322876375419740982483178254477507107708622354612008281976912182729819058846582288597232732859027201669469159274957549392566693245371239030700023893206667588044029469906487314129295316372316761243589190175288507898244926002068108061521665404419312218218484573388042938199958061839962829233474206842448829465227229554033419981311933787194230497998883468390497302521105586752455385801368074214746101623484422041353059978865123996581842850457847296590884526390854440168745042506539066048975836935881237214479065239133277343831337410994494259176459309562863208764170279901695046750289830645169859554916971882748660584124726276455158860109665295913460510206249145333408583287210508213319852205121766093090792508380155461466902990083297792122851938151294123379518307874477895969183531613127800080310702616775607447419336448306271
 . . . . . . . . . . . . . . . . . . . . [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)
							f8707e781d888a0183cc70ae62e3e8eb712ec9bd
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dbd9ca5870000040300483046022100eeb338c3eb7d31a88c1790cfc92ae297e3f5e163effeadcd65ccb75d65e5d3ce022100c051b89f4f859371e99f880a58383194f6b6d5205c2df7283ba054ee0350ad3f007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dbd9ca58b00000403004630440220467990e17935a8264254e5dff8102aee1a745c47492413123d23668c4a9f49290220354f19c066b02d094b9a539f8371e15b8eb0646c76b7746b782ffd0d97e16fb9
 . . . . [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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