www.flfco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:0c:80:a6:9d:84:6b:66:b1:f8:51:ca:24:4d:55:2b:5d:a7 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.flfco.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:0c:80:a6:9d:84:6b:66:b1:f8:51:ca:24:4d:55:2b:5d:a7Serial Number (int): 265591252497900651786669404460665463856551
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 04:1a:41:16:dd:c9:fd:78:1b:2e:68:90:37:7d:eb:76:30:5e:fa:89
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 62:0c:17:54:56:62:a3:00:7a:b0:39:16:fc:32:17:cc:7c:b4:d9:df
Fingerprint (sha256): 26:b0:88:e1:bd:9a:5d:94:59:3d:ac:86:85:8e:f8:58:d3:0e:da:fa:38:45:c8:09:8f:70:e4:cf:4d:a7:20:3e
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.flfco.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.flfco.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.flfco.com
Other certificates including the domain name flfco.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.flfco.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGUjCCBTqgAwIBAgISAwyApp2Ea2ax+FHKJE1VK12nMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAzMDQwMjU1NTZaFw0y MDA2MDIwMjU1NTZaMBgxFjAUBgNVBAMTDXd3dy5mbGZjby5jb20wggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQDFz6nl1qep+F3EaHtN/5ALjPvyHr2UxJpy Xt24RhUkEdDxyfbNMzWPBmUGGPE1HLm0BGyNZUUP5+EEYsQ7IM0EWdPNVAHakLmv dqTBwvZSg4MmF7LqWXdGKDTVJMe6nG7Hk1bPxKclGjkeHWdr6P2qk1jRbKwYfmV2 RSeXtGgqKXtv8pKlW6uK1EJBL/2HRKsZRfgubZwHEpAK2M0s7s3eqWqrea1OP4O8 R9iJdqsoSUpRGGKgcNsU9U5qD0qpsCqgpiKYlGGBqif7SeoM/H0XUC6Tl81gpKMx +iR9z6nDe7nVOgvUz8W/amIbk9IKuEODO5/9Saj2ZU17OakEfJErk6Pul51EZaGR FG8yIOM5VPsYzDl/ww/e2vRGuBx+jC+zJhF3cLinWvpimQhpTQggxBhC1+PyTNnS 9MA5rKys6im4bV3JEnsz5Y757gHeGpmkysVVxvklerSpf/nGj/stSV52VV0qor0q H4NjKYA4yJIF7iLaWG95w3Ox5qWqFyjJl6rm5xhBuIFMXcUMLORZ0Jjcu2HsrA3i ++ktdZL6RwWSc5smCuQ6OQl0F0t2gv0H0hqawIwdcBLh1wf1D8fse/zHDzoy3Ih4 kQFI+1iglA2HWJ6BcIq3DXS9rK3bTGk/7ptH8sqEW1iltktclNz4tp2PCkYqRjfW hG1QjuehGQIDAQABo4ICYjCCAl4wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQEGkEW 3cn9eBsuaJA3fet2MF76iTAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMBgGA1UdEQQRMA+CDXd3dy5mbGZjby5jb20wTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5AgQCBIH1BIHy APAAdQDwlaRZ8gDRgkAQLS+TiI6tS/4dR+OZ4dA0prCoqo6ycwAAAXCjr49+AAAE AwBGMEQCIDFRsWS/2OcSLB4q9zeODhuBuD3kTMlQcnig2J0RraExAiB6Ewa4jU6x fsz0xvDggLTxUOxFfp62sBeN/o5lZ6CvZQB3AAe3XBvlfWj/8bDGHSMVx7rmV3xX lLdq7rxhOhpp06IcAAABcKOvj8oAAAQDAEgwRgIhAJE2PyWFnq1QCDZgC0zvgLpo B15C86mMMexve3d8isCTAiEAm2rnka5aZABzga9zS3zPxVhFfdw/JeDsGkv7gYls MUAwDQYJKoZIhvcNAQELBQADggEBABfSrwd+xHRkuQvJWELrymox23R7Flu7GJtB DKgaz74NoTArjmwUg7YP0+rx2gJL4tuLCRvbuSZ7B8TJcjK/gvyG7+SZciXnpTxm I8o31KHfEaEekYKabsQ0D1Gijr+5lG59JVsdX+BzvpJToomZvHzra4gVty/vggvv 10Pht++WTTAkDgmpyxmRjM+ltqxdfnndLznhBR5bfD8lKStQ6AjjPp6MbIm52jAo QkuZfgUyiJd1M8PmqQyOdvwy4o3ZQ7rWoAps9Z73FWKXYK4SvG+iuBxqqH0ED22k iBOMnGbeAAf9jRDpMYo2o0evazcuBYggL4SRfdnciUGADBFfljM= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAxc+p5danqfhdxGh7Tf+Q C4z78h69lMSacl7duEYVJBHQ8cn2zTM1jwZlBhjxNRy5tARsjWVFD+fhBGLEOyDN BFnTzVQB2pC5r3akwcL2UoODJhey6ll3Rig01STHupxux5NWz8SnJRo5Hh1na+j9 qpNY0WysGH5ldkUnl7RoKil7b/KSpVuritRCQS/9h0SrGUX4Lm2cBxKQCtjNLO7N 3qlqq3mtTj+DvEfYiXarKElKURhioHDbFPVOag9KqbAqoKYimJRhgaon+0nqDPx9 F1Auk5fNYKSjMfokfc+pw3u51ToL1M/Fv2piG5PSCrhDgzuf/Umo9mVNezmpBHyR K5Oj7pedRGWhkRRvMiDjOVT7GMw5f8MP3tr0RrgcfowvsyYRd3C4p1r6YpkIaU0I IMQYQtfj8kzZ0vTAOaysrOopuG1dyRJ7M+WO+e4B3hqZpMrFVcb5JXq0qX/5xo/7 LUledlVdKqK9Kh+DYymAOMiSBe4i2lhvecNzsealqhcoyZeq5ucYQbiBTF3FDCzk WdCY3Lth7KwN4vvpLXWS+kcFknObJgrkOjkJdBdLdoL9B9IamsCMHXAS4dcH9Q/H 7Hv8xw86MtyIeJEBSPtYoJQNh1iegXCKtw10vayt20xpP+6bR/LKhFtYpbZLXJTc +LadjwpGKkY31oRtUI7noRkCAwEAAQ== -----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 265591252497900651786669404460665463856551 . . . . . . . . [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 2020-03-04 02:55:56 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-02 02:55:56 +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.flfco.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 806999232306817545905699047699423244703304867959113369504138154954628061948045645513122603393539559383940439515863411047566354237852145336554151005402688665209916844513897058252675637763941313005342688296461132542636335479808799792402704900717796878126917373604909646414581417054803168458773646846758016521855985938599149067336146866290964672637111241786644360943462638409518601666559049457358702210276149042147961824105397056838282089831992969230816217258522713046954532141047143863237773159454469494882450999928853882541629334006688674982621235545353820800555470722180204274837842360718765839028010689758140228569424841977706063067302977831843572662907033208908871936632081439543665663600075731696110200269992284214907109938031893888210012887618259991144052447642803958773336600027630637581163657906335299145480489139328025500452538993002006641470849745248982945287782336613930967791983712077813284852216667380290358156366563959371014611513651533267843778288481266071169548767939781902346151265711929029877612392615624537029341588248518008023674250055741304977154847787854246572059486194238062024912746753933151521180486408753042854418037368244044288755769452262912624529299979076581874126557305890755024967749524038726079113306393 . . . . . . . . . . . . . . . . . . . . [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) 041a4116ddc9fd781b2e6890377deb76305efa89 . . . . . . . . . . . . . . . . [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.flfco.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) 00f0007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb27300000170a3af8f7e000004030046304402203151b164bfd8e7122c1e2af7378e0e1b81b83de44cc9507278a0d89d11ada13102207a1306b88d4eb17eccf4c6f0e080b4f150ec457e9eb6b0178dfe8e6567a0af6500770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000170a3af8fca000004030048304602210091363f25859ead500836600b4cef80ba68075e42f3a98c31ec6f7b777c8ac0930221009b6ae791ae5a64007381af734b7ccfc558457ddc3f25e0ec1a4bfb81896c3140 . . . . [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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