www.fflco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:3a:d6:11:b2:94:99:7d:9d:75:db:2d:b7:69:26:a2:3a:57 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.fflco.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:3a:d6:11:b2:94:99:7d:9d:75:db:2d:b7:69:26:a2:3a:57Serial Number (int): 281357781758881918477542700866883918379607
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: be:4f:fd:40:cc:83:6d:90:11:01:f6:15:ea:c6:f9:d5:84:48:99:14
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 71:00:43:1a:91:61:a8:b8:71:33:b7:ad:81:6d:53:af:bf:62:df:25
Fingerprint (sha256): b5:7c:43:6d:00:84:88:34:b0:d3:3f:13:8a:4b:87:31:12:d9:93:2b:0f:d1:66:b3:da:a3:fc:a3:2a:32:65:73
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.fflco.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.fflco.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.fflco.com
Other certificates including the domain name fflco.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.fflco.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGUjCCBTqgAwIBAgISAzrWEbKUmX2dddstt2kmojpXMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMjMyMzQxNTZaFw0y MDA1MjMyMzQxNTZaMBgxFjAUBgNVBAMTDXd3dy5mZmxjby5jb20wggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQC5Jdom0vyjcZ/eV/Kp/UBm4f6xR3woP67B D4tjrFXlFYk/luR7h7AaALT7JaBCvGSJjzpD8POB2R/yYHhhui1LOabBMkU/bnVv sZw9osLMCGAOcp5FeazVpPHYIWL6vradC++lUXsO4TF8D0pRnQASscPqsPml8H36 rPmrRdG8ZbMmHtts52hQ6MFUxfPsfnJurKsYZti0ewNbH2VJtCn5SySjCwKNkd83 jG3Irhq8i6jRShnd1sqZx/wtBVPmum5DYnBes8pqhEQ+xCwQDni0jT2jV5eGvxfB TaAH2uii1A0Oe6KydG1OQUw0gx19OtsGu6dKA9H60C8i9/Tbn7dHOYkpfKKGdBZ7 Hoa9fEtEQqGUmF21oFTK3PvPsPG97K3HCCCDfafSX0/AY00L42d203fMYMjVw8MX iuJnFPwWggMCfu0GAyBCISNRkb6JduYOeJJ85fRI44F4kaWNMN67Quma4RbAZhCC pMddtoiqwCtUJoUCjjTYhGQo4ttoSLQpQ7AWjRPlRo/FZvXBTNDt8llNijmk7dbR TChqWAVunx3atejdatl1WWgSuCglabUc9rTRDA94jvkehQXJXGtDMRiaKNh9opPj jntyvz00cfwFNr2PVJkFWPClipysKxNNIh3cD2xqjInf3xMBSN084P56q2C5Irfc M7WVFLNKjQIDAQABo4ICYjCCAl4wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBS+T/1A zINtkBEB9hXqxvnVhEiZFDAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMBgGA1UdEQQRMA+CDXd3dy5mZmxjby5jb20wTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5AgQCBIH1BIHy APAAdgBvU3asMfAxGdiZAKRRFf93FRwR2QLBACkGjbIImjfZEwAAAXB0pLVrAAAE AwBHMEUCIQDl29734DRQ0b1GI8Vb3SA0r7kxOx97b19Cp0OHucSA4gIgVN8dloiR wcMS2oRQJx6QXQ7cfR2VH3tO4uk22BEyXNoAdgAHt1wb5X1o//Gwxh0jFce65ld8 V5S3au68YToaadOiHAAAAXB0pLUfAAAEAwBHMEUCIQDoSSCJDLOSU6cVb+qR4EEb Qy7L+WTy+a+ehzGquO+zaQIgIlSznDPS+FSJUd2F8gUGfp5lXmokcSnuP23/CvkV DGMwDQYJKoZIhvcNAQELBQADggEBAEEWbqDCh29lcW7fHUj7nENJsu7cQv505z7A Xx9dpypc9V+sjmOMxcf7sQyz75AEKBr+O7z59YPMdMRibnss8pETCMBx1XVKEWqn G5/M2Fywt/WHgf9XSVm7XjSmiFa8DBSqoZrNI/8apXERPf75OF/FWsZ8y/aPt9B1 SbqKKiCPo5KxDJGSKvKxgOcO9OR7K0iolrq/4UP7imeYzbqUC+4tRsc2LkewNu7Q M9OjEn08q4giMZiQuox5+gbNjbWyx0atR9zoSHuhftvA1bawKNc0QAa9rSKpnDxf ueBu/H4Y/RajIWrDNhHIRW8fZp5mGaki12tlFK19pWJyb0xKjVU= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAuSXaJtL8o3Gf3lfyqf1A ZuH+sUd8KD+uwQ+LY6xV5RWJP5bke4ewGgC0+yWgQrxkiY86Q/Dzgdkf8mB4Ybot SzmmwTJFP251b7GcPaLCzAhgDnKeRXms1aTx2CFi+r62nQvvpVF7DuExfA9KUZ0A ErHD6rD5pfB9+qz5q0XRvGWzJh7bbOdoUOjBVMXz7H5ybqyrGGbYtHsDWx9lSbQp +UskowsCjZHfN4xtyK4avIuo0UoZ3dbKmcf8LQVT5rpuQ2JwXrPKaoREPsQsEA54 tI09o1eXhr8XwU2gB9rootQNDnuisnRtTkFMNIMdfTrbBrunSgPR+tAvIvf025+3 RzmJKXyihnQWex6GvXxLREKhlJhdtaBUytz7z7Dxveytxwggg32n0l9PwGNNC+Nn dtN3zGDI1cPDF4riZxT8FoIDAn7tBgMgQiEjUZG+iXbmDniSfOX0SOOBeJGljTDe u0LpmuEWwGYQgqTHXbaIqsArVCaFAo402IRkKOLbaEi0KUOwFo0T5UaPxWb1wUzQ 7fJZTYo5pO3W0UwoalgFbp8d2rXo3WrZdVloErgoJWm1HPa00QwPeI75HoUFyVxr QzEYmijYfaKT4457cr89NHH8BTa9j1SZBVjwpYqcrCsTTSId3A9saoyJ398TAUjd POD+eqtguSK33DO1lRSzSo0CAwEAAQ== -----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 281357781758881918477542700866883918379607 . . . . . . . . [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 23:41:56 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-23 23:41:56 +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.fflco.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 755337368674502671033430981497451840396542865127919426020320428638226055826547247504367766717536231540764160455612511972767709569120567091287103392638519291368213778478707107478325624644300552104933460077083998604337764785645681244581655203160329633517637597050686620743939938369849168755001322599152837021027791832361922112097236225516283724810154003097609569786678516794517243006009620599141184052932269579043246967647013614584423357729141820274760518819647603452763175355004280361012656444396917673313786619055607641287627828202733574266823699359587931021089983721936357503528588856989494024066986326162888391925634621345317318654895532694912311439354894555601633573305439346170582746079431816259629581964432454640822074684277310894859798968148706545000666221801719234662540758448883599821560166122671603193422275655933268617528971602789468308449619005916594809325015471469400187209950022324173862944626348032437553081490489183509483525553466123614780517465483488417913552940705791484719858085971504328939701553791348678863025355528939414098480935511656387249488727916254395888936491784255841625239480342188363720040001203628369437110643017728214052926180991490523161515398884618716233903604713310994728571863842232285251755002509 . . . . . . . . . . . . . . . . . . . . [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) be4ffd40cc836d901101f615eac6f9d584489914 . . . . . . . . . . . . . . . . [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.fflco.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) 00f00076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000017074a4b56b0000040300473045022100e5dbdef7e03450d1bd4623c55bdd2034afb9313b1f7b6f5f42a74387b9c480e2022054df1d968891c1c312da8450271e905d0edc7d1d951f7b4ee2e936d811325cda00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000017074a4b51f0000040300473045022100e84920890cb39253a7156fea91e0411b432ecbf964f2f9af9e8731aab8efb36902202254b39c33d2f8548951dd85f205067e9e655e6a247129ee3f6dff0af9150c63 . . . . [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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