flfco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:d2:3a:77:52:a9:02:b2:79:39:6a:25:4e:2b:35:a9:77:bf 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): 03:d2:3a:77:52:a9:02:b2:79:39:6a:25:4e:2b:35:a9:77:bfSerial Number (int): 332873869632307489727925221362860993116095
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: d5:2c:1b:75:b1:b5:db:e0:3b:31:ff:89:19:55:d7:22:29:c5:da:d9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 98:45:f4:b4:6a:2f:8f:9e:5c:89:cc:10:cd:29:a0:2e:74:11:3b:65
Fingerprint (sha256): e3:88:3e:5b:04:84:e6:88:bb:5b:1f:a7:64:ef:58:a2:12:4e:f5:b0:77:83:27:a1:6f:b0:08:b1:e0:82:4d:52
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----- MIIGSjCCBTKgAwIBAgISA9I6d1KpArJ5OWolTis1qXe/MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAxMDIwNzMwMjBaFw0y MDA0MDEwNzMwMjBaMBQxEjAQBgNVBAMTCWZsZmNvLmNvbTCCAiIwDQYJKoZIhvcN AQEBBQADggIPADCCAgoCggIBAMsVd7FybrUhCzxTOhj1/t5ZSMb9lmp9gp3E+aQP Q2bWTB/33D+BKggGTHr6hhVYc217YX4QOCIfElOBNuRtvyVjHWsrTn8CAzIb1Jxe qs5bbuPJqKs+D6SfBMZdxm93aR5TkLscOr/9ZQkxCnMNNI1i3xfJn5EzmnSuOrLR kH6rGXx3VQh0ZaEu2p0y3cWlljOpR7u/D6WWMsvxFdcfDonYkfYFmsnTqAK8r1OE 7qV0jln3xZFTgvrdJmxy5C/qsNwstbzQkblMbXkWM+/nrepRxx0OvQ2OMaWE49kl ZVUEG+YzQevKo5A6Th/6WYOEf+lEx6CKiep59B57HflRSfRUVpPZBOJYdBmlVbLU qDwVUK3g4mbOLs9FkX5pQ+CrXQHElBOaMr9cqhQlUpcM78N2oI7kTWpSTs5jrL4I o4P488OtybR9OIREbAZ8M3PTpevH+ZJa7Xg9grxMbtnD0IzizGiGGj6TGPWKX7u8 OmGpV3lZZS4Spu2fJyBqMYXdQVgpfIYul9di5PaJZ/A0MUw4JaVEoWUHxEWr5bFw iRv55Cm1STPaY/Cp/A+b/rTxqeRyCc0KImA35LD0O06zRQP3r4uksUX4B73ifqbS QmcuqRv8T2snAlivNPgafuNLasUOWXgY4HJmt9WfIT/wzg78YVB3Eb+L+Bz5nzYs Yki/AgMBAAGjggJeMIICWjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFNUsG3Wxtdvg OzH/iRlV1yIpxdrZMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZy8wFAYDVR0RBA0wC4IJZmxmY28uY29tMEwGA1UdIARFMEMw CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j cHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHUA8JWk WfIA0YJAEC0vk4iOrUv+HUfjmeHQNKawqKqOsnMAAAFvZWB+PgAABAMARjBEAiAs CDERaUMwopIKWcKauHyEb/5jns85Fm5PkqkxVk37mQIgQQJ+rUhKGEKubYfqCzWe S5KC8TDk9WOmLEA2FtViNqMAdwCyHgXMi6LNiiBOh2b5K7mKJSBna9r6cOeySVMt 74uQXgAAAW9lYH4wAAAEAwBIMEYCIQCyemW47Rrfsh22X6TV7f4BxqTWTcOe3cih 5v2WaY5p/AIhAOVHfvzdiCBnX/+4BSM+UIVfjEjFgwiQuxWSKui5i1vmMA0GCSqG SIb3DQEBCwUAA4IBAQBQHVjwvj09cp4rBOqxbhepuGhiW5me7htZjFJNVk/Pb0I+ 8AWmnS5wDsYnu6VMcm2vfJgoV6ns6pJKSKJZi7a8SNzIQ4lPwwjXG61j0tTei42Y eRzNh8YLO4+qohu3gBOqG6bwiW2OAMabd53GePKmhCMIvJ63nf288Ln86QjjmW4F KXmG4WwumI+MjHTpvEI6InSb/xy8r5MGYiPKuvUtkRzrjB1RyYra+kWkZRwlIzPl fjOZSSA9ZtjZZU8vBKvLQfIA5ou79dJXZyWcLIwWm8xWTLcqUEDlPgdT3wZ/kDuu EBdnEQvsdnuqAWMAJjp2ZEL7btl++dA/iUUEH4ry -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAyxV3sXJutSELPFM6GPX+ 3llIxv2Wan2CncT5pA9DZtZMH/fcP4EqCAZMevqGFVhzbXthfhA4Ih8SU4E25G2/ JWMdaytOfwIDMhvUnF6qzltu48moqz4PpJ8Exl3Gb3dpHlOQuxw6v/1lCTEKcw00 jWLfF8mfkTOadK46stGQfqsZfHdVCHRloS7anTLdxaWWM6lHu78PpZYyy/EV1x8O idiR9gWaydOoAryvU4TupXSOWffFkVOC+t0mbHLkL+qw3Cy1vNCRuUxteRYz7+et 6lHHHQ69DY4xpYTj2SVlVQQb5jNB68qjkDpOH/pZg4R/6UTHoIqJ6nn0Hnsd+VFJ 9FRWk9kE4lh0GaVVstSoPBVQreDiZs4uz0WRfmlD4KtdAcSUE5oyv1yqFCVSlwzv w3agjuRNalJOzmOsvgijg/jzw63JtH04hERsBnwzc9Ol68f5klrteD2CvExu2cPQ jOLMaIYaPpMY9Ypfu7w6YalXeVllLhKm7Z8nIGoxhd1BWCl8hi6X12Lk9oln8DQx TDglpUShZQfERavlsXCJG/nkKbVJM9pj8Kn8D5v+tPGp5HIJzQoiYDfksPQ7TrNF A/evi6SxRfgHveJ+ptJCZy6pG/xPaycCWK80+Bp+40tqxQ5ZeBjgcma31Z8hP/DO DvxhUHcRv4v4HPmfNixiSL8CAwEAAQ== -----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 332873869632307489727925221362860993116095 . . . . . . . . [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 2020-01-02 07:30:20 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-01 07:30:20 +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 828509855060537041835152331163064088916453200957127261323198212227895099118340044486161722217314035050338968455722425281873359071262639730090083623296736602847289376389727980895564184327266797634821872118892421195923361254625977617220459839267720216525491553069594537594877838501342513398218079824740529465946800612493185989487271455447374155699124876980531492950703190230747351473679391371284815183914542272301375178593635098422059033591548242657613723824313573011713902095013952686988420590425058565846163912593157517836653864971811360272719672831303714683164135471969746489701394271802609269615189640628251704793887437426650287638208484838132311938766744741486960967275211102449256373339739840189396383787469632327223225653510366913665378343314288363615968382434443144602582607394191299290870698252182157405363334299782374764073928760373337082679599358935105592657934843911965293633766118018726823904587024237259621967292578157573191512213831269028168045720647232817549767513694895104663284912618610012885239241843455917356821691581726084167195426376986036196162706360420798686470555848687773407852985707873929857703036027102150446899448532612918137903530591063713580694166269713150141558429658240062315651528902902887225380456639 . . . . . . . . . . . . . . . . . . . . [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) d52c1b75b1b5dbe03b31ff891955d72229c5dad9 . . . . . . . . . . . . . . . . [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) 00f0007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f65607e3e000004030046304402202c083111694330a2920a59c29ab87c846ffe639ecf39166e4f92a931564dfb99022041027ead484a1842ae6d87ea0b359e4b9282f130e4f563a62c403616d56236a3007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f65607e300000040300483046022100b27a65b8ed1adfb21db65fa4d5edfe01c6a4d64dc39eddc8a1e6fd96698e69fc022100e5477efcdd8820675fffb805233e50855f8c48c5830890bb15922ae8b98b5be6 . . . . [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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