www.hfdco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:2f:e8:3e:fc:77:b9:61:b9:48:a5:c8:a8:45:23:7c:79:d1 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.hfdco.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:2f:e8:3e:fc:77:b9:61:b9:48:a5:c8:a8:45:23:7c:79:d1
Serial Number (int): 277638836978644921691494722537949583145425
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 6f:ac:bf:b7:38:d5:a5:4d:d2:4b:1d:2f:6c:56:e8:af:c1:03:e3:7e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 2f:e5:fa:0c:5b:20:ec:a0:af:07:a1:59:a9:05:18:4d:87:b1:41:fd
Fingerprint (sha256): 3c:20:5e:0d:82:79:41:71:5e:5b:82:f3:8f:16:b2:7f:5b:c2:2b:c7:70:03:27:5c:ff:7e:9f:b4:cb:3f:ed:81

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.hfdco.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.hfdco.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.hfdco.com

Other certificates including the domain name hfdco.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.hfdco.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 277638836978644921691494722537949583145425
 . . . . . . . . [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 2020-02-23 21:52:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-23 21:52:52 +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.hfdco.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 889897402920077246826384440912698197969486500935212317647175952959036190930306688777883817925483178838081513326841050828095817595821902133415971447915331165407259231130417364822839444964142662598063870109945015751878851832444201366701756291364979114076532370515975475580430753317651169618445463315389303216583004910381457061682870700824307827494654175584594927646679807928871555095737741123957742417620521763037545419102196533593576814502982603288787399326348010014515478391567458699098251560297119913022625182932889536037071859672173729383736997844847655671561061148364895018065677384768149272397899129376741391060236634964252904908769249960453360283091543187605706776827772299046224253587976533677748447254463711914635878935076213482783740852849564889551359674037039846318152431175830983320173291548752392252792913552441513501288852761247508895560158273758407034043917188377256429003487484463293685211866788473931033156520002245636579024474110949312008094392890426912377119281574668747078860434800744188123977532174266610319019043318878640584851379869041047875556434604261724742413558734158511750923946210987398903344658424320440174004728225196820672341354504183293401204262320102957218322639605872172869802753454764978544493537471
 . . . . . . . . . . . . . . . . . . . . [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)
							6facbfb738d5a54dd24b1d2f6c56e8afc103e37e
 . . . . . . . . . . . . . . . . [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.hfdco.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0076005ea773f9df56c0e7b536487dd049e0327a919a0c84a112128418759681714558000001707440dc8c0000040300473045022100f60f6095c2fc016e6f8ad75cc2f6248d8615974213627b5ffcbd3275fdd9b6c30220700593ab522b463f9882998d4ca5f05a2290bf7ae376b54ebd3f1684ec875e33007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001707440dc770000040300463044022060cdc8156c2e55150629d5c9f3f9020808c7a7d60915e3041c78b753bf14919b02202d5368ffe8aaa396c1c14874bb9d12d6baae9a226f1b3674b34c72578088d0db
 . . . . [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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