ffnco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:09:cf:83:a5:2f:4e:20:14:d0:ca:3b:3d:e2:87:cf:60:11 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=ffnco.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:09:cf:83:a5:2f:4e:20:14:d0:ca:3b:3d:e2:87:cf:60:11
Serial Number (int): 351787518765690865261163556168987801772049
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 93:e2:01:1a:d2:cf:f0:6e:77:9f:ba:39:8c:1e:3c:ca:58:50:38:4f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 01:ec:79:ef:46:16:db:40:3e:19:95:ba:b2:8b:42:3b:33:07:e2:d7
Fingerprint (sha256): 1b:ce:28:d5:43:87:89:c7:2c:2d:dc:db:21:87:e4:7c:f2:f5:f0:65:a7:b0:86:fc:4e:9a:91:aa:67:2d:72:b0

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 ffnco.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ffnco.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

ffnco.com

Other certificates including the domain name ffnco.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for ffnco.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGTDCCBTSgAwIBAgISBAnPg6UvTiAU0Mo7PeKHz2ARMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMTgwNDM5NTVaFw0y
MDAzMTcwNDM5NTVaMBQxEjAQBgNVBAMTCWZmbmNvLmNvbTCCAiIwDQYJKoZIhvcN
AQEBBQADggIPADCCAgoCggIBALIKjFbs+7Q0lQjHnGGKsNpQzB2pcmg6EhJg624T
at25/d4POAP8vDSRltOrOLR4tZlXHzWcdC3XIiLTWjbd+JRQDzzwTAw6bkAgH9jT
ZYz/y2we5sMyglQorsFoPQBbUtsa6ehfUrl3gzIf/kDYdp/MQsD7SXnKEu1SOel6
OYXoNjy+ocu8j1bUUTdeOfhgpYAqo1W8Ib2LRev/yY+uhglBMeFLdG6+RzQpCy5/
F02bAO6+j8++18QGary/Q8cvTqtPOIcmRsWU/iPiLPt0ZPfgMN5ARQUjZ5RecIXV
NnJNCHM29P7I9Qzx5qC+zYe+acH16VpJ7UnjPU+FlcYUxsK8xd9unprbJWSHdJVc
++TtfeLAZBp3FjKMcsqBt1QOKNIwwU2rzLSv+IdCei1AJONkeP9e2hg+aXCOxyD2
qLjuauEx0HY8KPV4K8fQGgMO3IyfU+k4BIawu1ar7XTiILxp0xH4vu5irAjVuNX2
nG0EjISH9bH+FTvXfG8de6WWXHCuM+itu6ICKKVMW8oaAAwCI0WMvRyyS59cVvto
cRjzOl2VQ3se+YjcwIX0DL8itLNotwqvHTkdX8XZG854oEuSaRAXT6CaP910SrxT
pok0+G1jPzUwK8FdMZIAPygyX8D5TXbx0xtTdwnvnOiQuGYPCGfXfV6GXXPX+Ix3
41/9AgMBAAGjggJgMIICXDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB
BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFJPiARrSz/Bu
d5+6OYwePMpYUDhPMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G
CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl
dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl
dHNlbmNyeXB0Lm9yZy8wFAYDVR0RBA0wC4IJZmZuY28uY29tMEwGA1UdIARFMEMw
CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j
cHMubGV0c2VuY3J5cHQub3JnMIIBBgYKKwYBBAHWeQIEAgSB9wSB9ADyAHcAXqdz
+d9WwOe1Nkh90EngMnqRmgyEoRIShBh1loFxRVgAAAFvF4UU7wAABAMASDBGAiEA
twAEbPNazE6hup/JS3/4yPhzN1XGK/oO6Iowof38SZICIQDT8L5mck01Xjz9N2Yr
dUenXT/my8YLYU7mgtoR8ixfuQB3AAe3XBvlfWj/8bDGHSMVx7rmV3xXlLdq7rxh
Ohpp06IcAAABbxeFFRIAAAQDAEgwRgIhAOVSEYNggdeBiUFG3iCINlqn4kKbWdoJ
lRM6Jswizph3AiEApjOKgTPdr0xL1pqZjkzBtOW47JvxB8tCvAfMP5skHqowDQYJ
KoZIhvcNAQELBQADggEBAI1H3mGFOQeK8B/pRU6uKAo3qdEF7Tj7pLAFyMuo3Th8
qfwyA/haUiDVNb1VGUgGdx2FM5ydC4IbDgQhiCrWVIvlvOogazbI+bocXV3QYcEh
DkHky2bzJIEDKIcwjRD0YO6HqRE0X50NBGFwS8fb/vLPVvgzo/JO5tWweUVP5QcM
xtPjkPLFaM7KpdJbdAp1jq9DHANYHmOxeSVPl46ZE/Jpcz8rCb6E2PdmYgO8fp6J
QD5oWToe2JVBE9tz21Q5CkOXnjky2tVZTDVCIpNVIIuq28YF9L5C9rYor/H1aDB0
sLP1uLONjLzDum8du1wFw5s8NDImMScxKtaQNhHOivE=
-----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 351787518765690865261163556168987801772049
 . . . . . . . . [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 04:39:55 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-17 04:39:55 +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 'ffnco.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 726344741401304988310620664694148211317864054257568905436950432323008307350321542340775319614080370296388702736061499082148559724104725741436447360585581591245704168590427764103932044158637127096278838409871100825122058363585942891829083072039603353772259104698500735272896212168819924955360705586376718848276185222253645787579757209756577930142020819364794331495638592106526848881163211395206330395281960791701979807633007894756253851148974052948666445507347047923120864185053443618755559519764118205366237362088994918941359682970814579512438512776283115145865616151512072058010969913124576190996228670653134208362366739931537612320372568213957140962206796996288527537929468950169702294528639987927846654904931459214808744921802189457247120339740178325018521122666437135980084089297009047862743664324968154144183895604280831868582792042067640507515022964910208124860403186370437697607237944013690340293575160324167173880629628562329643284293908276304510981117256578322988771029096110990017680472045218849614175848258965454029774812961355710907348808938828959040776328298746416324589857366805314476262718016132324597950789386988741468207642849151612105153633618617814905790639151838155493598863541323551684355436880560630662569353213
 . . . . . . . . . . . . . . . . . . . . [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)
							93e2011ad2cff06e779fba398c1e3cca5850384f
 . . . . . . . . . . . . . . . . [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 'ffnco.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f20077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f178514ef0000040300483046022100b700046cf35acc4ea1ba9fc94b7ff8c8f8733755c62bfa0ee88a30a1fdfc4992022100d3f0be66724d355e3cfd37662b7547a75d3fe6cbc60b614ee682da11f22c5fb900770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f178515120000040300483046022100e55211836081d781894146de2088365aa7e2429b59da0995133a26cc22ce9877022100a6338a8133ddaf4c4bd69a998e4cc1b4e5b8ec9bf107cb42bc07cc3f9b241eaa
 . . . . [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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