flfco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:15:49:e9:08:ea:83:67:47:66:75:5d:b4:90:f5:dd:c8:f7 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=flfco.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:15:49:e9:08:ea:83:67:47:66:75:5d:b4:90:f5:dd:c8:f7Serial Number (int): 355693317062080366043161170479991339469047
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 86:86:66:97:12:0f:4c:23:e6:5e:df:35:83:36:df:c0:3f:1f:ea:a5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): d8:8c:7b:2d:a8:f6:60:3c:4a:b0:26:dd:08:44:dc:24:1c:a9:50:91
Fingerprint (sha256): c8:1c:7a:b4:a9:88:cb:9c:bf:e9:48:4e:0e:b5:41:16:c8:89:07:8b:30:e0:71:e6:45:1c:d5:cc:6a:b9:0b:a6
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate flfco.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for 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
flfco.com
Other certificates including the domain name flfco.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for flfco.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGSjCCBTKgAwIBAgISBBVJ6Qjqg2dHZnVdtJD13cj3MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAzMDIwNjMyMDRaFw0y MDA1MzEwNjMyMDRaMBQxEjAQBgNVBAMTCWZsZmNvLmNvbTCCAiIwDQYJKoZIhvcN AQEBBQADggIPADCCAgoCggIBAKezId0wxU4SZfP/rzWJOa+q2HqRUr61mVX4rx3v TQV1tcqvd13NWlqqB7nnADgHLlh1+gM2P58yIlMHnAHc8zj7eVCPeZH3X/t4KSJS 0/pSONTI/XOQOxqTFrB3IyXkINucKTeCcqRH6VcnpOlWQWpwDfWHWlxWH5rU6BID WXKtyID4T6NeDloSHYFN8zVMl9H0ZciFAO5f6yXBOzlAdkyLVPXCg0RDof1Zgecv 1KVt56U10x9zau1+SbXgrCUgd1b72lzDQy98Z1KjoIIBRND3sO0ZALcN22dYU5nA /Ul4AXYIePT7LFntSuwFzqlLn/He9wNYI5LXj/sPY0RjjEm5jn+UmqIEoGaJoKPg 5Ive/XeAD/AMTK/Pbsx9SDDigz80QuRqIUL8XBx9O6DWYRhMFUKyhQORA02fOhgg vH+2XDSXIsGQHk2t2odoZ+fiuQLwBwIruenQOn61EWAG24cJkMTQEl1G1FaHtvMC E6eNXvzVTvi8u/Qw28LCtNT4tikfdY1AP9MVHi2/LWZ/iUm2ok590C2iGsIn0S/T 0it/zHiXjKFRkF4KUxfRQax2GDenHHbvWTHYUTyHUPClz+bcd+pJz4Q6tK3PcDnb V98d2uJc6Ep+hsIm1R7m/MpMN/k49VK01THKFkeLAkAD5HxjRkMXcY6QKb1XwafU a/uHAgMBAAGjggJeMIICWjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFIaGZpcSD0wj 5l7fNYM238A/H+qlMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZy8wFAYDVR0RBA0wC4IJZmxmY28uY29tMEwGA1UdIARFMEMw CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j cHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHYA5xLy sDd+GmL7jskMYYTx6ns3y1YdESZb8+DzS/JBVG4AAAFwmii2ZAAABAMARzBFAiB0 PdZfRsbSUeNUNgIHGggXTqNscg9flpF6PBfMZbPL0wIhAPD5GHgTO/iv+ngY5jzc gic7hC64s7/xAleKM3DxzNbbAHYAsh4FzIuizYogTodm+Su5iiUgZ2va+nDnsklT Le+LkF4AAAFwmii2YwAABAMARzBFAiEA/Ff5Fml8N3h8mLvQ6igaqx3cYGsbsXTq MP1fb+M8lCYCIDSCORDYCjFPRkERRkOgHknBgONJ2NPumG7++Bnd1Ax4MA0GCSqG SIb3DQEBCwUAA4IBAQBRtt73xds431ZtT5KwZqbKFAn+37HnZeyB9f+hDzCTUTA5 b00ys9nP74WPJcR+7iYNPVVmgoi8n7oDxDxU2pxOK7kuw4UxWWKiN+mt/Ei1u/HN JYTghstYUbhnPxqKvvF9JTbaTeimpOvuyBcApPi6KIoD/3w2ZXG3i47UCrRpKHaQ 9cSoMAq8A2visfoIcCnPRn88M5WyIfE1sIE9wZGp0eRT4ocrFEyk8ZnZ4lFlW0IM 0Ftrh1+J1o8I3Us3CJ9uIDMu/GquVqqItv/YVaCw7l3JPyJZOO5rL1KAWFTu6CH0 x6kj2SXaIPL2hFakmPD8fTxs1eXszsPw2Vs5RI/E -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAp7Mh3TDFThJl8/+vNYk5 r6rYepFSvrWZVfivHe9NBXW1yq93Xc1aWqoHuecAOAcuWHX6AzY/nzIiUwecAdzz OPt5UI95kfdf+3gpIlLT+lI41Mj9c5A7GpMWsHcjJeQg25wpN4JypEfpVyek6VZB anAN9YdaXFYfmtToEgNZcq3IgPhPo14OWhIdgU3zNUyX0fRlyIUA7l/rJcE7OUB2 TItU9cKDREOh/VmB5y/UpW3npTXTH3Nq7X5JteCsJSB3VvvaXMNDL3xnUqOgggFE 0Pew7RkAtw3bZ1hTmcD9SXgBdgh49PssWe1K7AXOqUuf8d73A1gjkteP+w9jRGOM SbmOf5SaogSgZomgo+Dki979d4AP8AxMr89uzH1IMOKDPzRC5GohQvxcHH07oNZh GEwVQrKFA5EDTZ86GCC8f7ZcNJciwZAeTa3ah2hn5+K5AvAHAiu56dA6frURYAbb hwmQxNASXUbUVoe28wITp41e/NVO+Ly79DDbwsK01Pi2KR91jUA/0xUeLb8tZn+J SbaiTn3QLaIawifRL9PSK3/MeJeMoVGQXgpTF9FBrHYYN6ccdu9ZMdhRPIdQ8KXP 5tx36knPhDq0rc9wOdtX3x3a4lzoSn6GwibVHub8ykw3+Tj1UrTVMcoWR4sCQAPk fGNGQxdxjpApvVfBp9Rr+4cCAwEAAQ== -----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 355693317062080366043161170479991339469047 . . . . . . . . [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 2020-03-02 06:32:04 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-31 06:32:04 +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 '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 684155231035133726346156739670169840726292314763256218332158665619629842159914002677920194333404166389782199741292703735128386788102312571035269638305667281790975297713610229242287666024067969837741974383544915639855148619006493051616133912974427209151458005942638916081619448493002052299270096369180339213146240484004932132012409144767139859496862673795166741265473980610739179867504978595266133240521631881811050311425578222703966554944494517872015652084548371478071551845276516132972541404637150052099530409105878380346404441870610732144173443413653580121678990867252899069246146658988788849286017090360930451402947528720201599926860196999238890740388479190770484249274626768387263844770785088771713410042969847844966024593894976964722217697311413920749117217971169338865916819183548363723385683206076657553104964793048133693604965299007071236169635152515102799633772726224797695698171200353446725548602848667882756193171121253910124828831257832045660893297769728051750005971432478101509481404405563793703788251306027574851795041866764998234723556759038467471422949727073138547642551320698771314646921217039173718363154770334066793193747578830534947596014699328968219286183448755285505771165738393400014268948944505218286941371271 . . . . . . . . . . . . . . . . . . . . [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) 86866697120f4c23e65edf358336dfc03f1feaa5 . . . . . . . . . . . . . . . . [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 '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) 00f0007600e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e000001709a28b66400000403004730450220743dd65f46c6d251e3543602071a08174ea36c720f5f96917a3c17cc65b3cbd3022100f0f91878133bf8affa7818e63cdc82273b842eb8b3bff102578a3370f1ccd6db007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001709a28b6630000040300473045022100fc57f916697c37787c98bbd0ea281aab1ddc606b1bb174ea30fd5f6fe33c9426022034823910d80a314f4641114643a01e49c180e349d8d3ee986efef819ddd40c78 . . . . [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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