www.vffco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:68:38:da:66:de:0f:d0:5b:77:ef:6b:4b:5d:d6:03:52:b7 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.vffco.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:68:38:da:66:de:0f:d0:5b:77:ef:6b:4b:5d:d6:03:52:b7
Serial Number (int): 383914080661697028482294820685468729037495
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 92:80:98:e9:86:d4:93:b0:7e:c9:b8:d4:93:d1:03:ba:85:a4:62:3c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): a8:e2:5c:ec:07:c2:37:ed:2d:ce:01:14:79:7d:a5:f8:8b:fd:a4:50
Fingerprint (sha256): 14:30:81:c7:fc:f9:19:63:2a:f5:65:de:e1:af:c2:0a:26:d6:73:22:46:cd:da:d5:8f:8f:2a:f3:44:81:74:6c

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.vffco.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.vffco.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.vffco.com

Other certificates including the domain name vffco.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.vffco.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 383914080661697028482294820685468729037495
 . . . . . . . . [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 04:40:55 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 04:40:55 +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.vffco.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 827688981389854243253385484576782428376388945149951568799189221774587669499960759028869739248194009846813459223864039093340753927150986194201100870026420617978974666538039044012399271560541925745399913400992511657385966775497431924959543455962740606678222531197395028910405031590923710268847112751819524431037960512556095029803061722726691632892962707049573766419238027026894781805363784186334336256049054462510781299115398169580469072450321271236496973930163690352638273631150303583802006742838001413245256545013625862939853917593489805545149243294249728755675054962086467623683926554694738627360131486685568476599924366608224757177324819168352643583824678331910732347791419336007665193177718712195409230950486122384568226643229408997882688578649873617366268238605881201075174038537851469036449819497852030672972546175299878578895640509745719585725226414124741336186040601053460188229960821823788170098479971212294869602853839738505054769275226924287119491347931836799650873160264549397014499147459162904659174092527399947153006394609128897009251862267782582917173866217242020972356870103640961192443780986850917425771303690863359116730072808761966139251791207930485523908894793334472952791951382475459993269492766312250707988851901
 . . . . . . . . . . . . . . . . . . . . [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)
							928098e986d493b07ec9b8d493d103ba85a4623c
 . . . . . . . . . . . . . . . . [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.vffco.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)
							00ef0076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dbe7bebbb0000040300473045022046bd5fe5ee96d59e4f0ff07ac7f89deb334cf9b95d7c814efc7af7822e7a99cb022100af9d97d4a229de7fb7f3f5205efcd8cb8e85f405fdc08757ecdc53a8f7166286007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dbe7bebac00000403004630440220035c8832dda801287262825bf28f83a2e6bae1375e650e89b85bdf307b8044520220570c3c0816680145c6c67e8de33e19d6332e635e405b234c2445abaaade83125
 . . . . [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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