vffco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:84:6e:4d:e8:3c:3b:29:f4:d4:a5:b9:73:08:76:fe:e0:8e 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=vffco.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:84:6e:4d:e8:3c:3b:29:f4:d4:a5:b9:73:08:76:fe:e0:8e
Serial Number (int): 306400749825530093180545497749852438585486
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a8:e5:88:3f:d0:04:b9:d3:50:fb:ab:6c:fb:54:5b:99:a4:3e:ee:61
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 29:a2:c5:24:62:a6:19:85:81:f3:81:9d:8b:1b:87:b2:dc:f6:27:a4
Fingerprint (sha256): 06:67:9c:a0:e2:90:5f:ae:f6:1c:fa:9b:d9:5f:fe:c4:4d:e5:5d:d7:45:c4:a9:5a:32:a7:86:bc:81:b5:5b:ea

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 vffco.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 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

vffco.com

Other certificates including the domain name vffco.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for 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 306400749825530093180545497749852438585486
 . . . . . . . . [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 2019-12-11 10:44:14 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-10 10:44:14 +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 '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 831653329979491471206510629834956506304616638494948213114599055766278620093646883310267062653731573216241202725257258168073329710308171488356248274213905357895908068997842243910122466323049699381221333356473672145851066459720369835071492813301695267569724269347136480252480211945618869685855721021414105545235337076389686921447680076456703708609922717486856219598028553404960350609067975061364618284890351578663878629342659740085230908315366386475604910719560169664749603864703649712145597805281894867169490921233841565731416938327610858899306128767302940495674130375940115096510848711342898633490055801013742808471641847990901873895892224091408370585133769036097069706040696487170552799274945297579096627704270475205059855121362622231601804193146168355133111975228324507416988913266414113126097537946653338423098969411479815693432418268196205485659154664121287367008323031726115181510035175002588216582999711706892861226119503882414748413883519304760412853228545707610720003986362785349432107703368705700300910788656667459001598071683578311657362365993758830954574297433277199635836321923498073632072191299057319485185995042407786102689958066229832367824383551961231946294080215023112014274878113000583622778626666771533852448096843
 . . . . . . . . . . . . . . . . . . . . [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)
							a8e5883fd004b9d350fbab6cfb545b99a43eee61
 . . . . . . . . . . . . . . . . [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 '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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016ef4c61b2f00000403004830460221009faa49c502c287dd73173585f770cb5b017e9656bf5b36f5677cc8bcc8a1ff950221009252be5716b7d1f3c7f29b13ff70b6beca8a6af799da06c5a732bb68de248c39007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016ef4c61b250000040300473045022012b015bfcf89068496e8f76f2ab4db76adabdd9852773168f6569e9fa9bfe032022100b960a15cd974daeab66da74abfe0ee16c1e1d8f0ac8a755b092722dcd82728da
 . . . . [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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