www.flex-sys.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:ab:6d:79:3d:ff:1a:4e:10:7b:64:0c:ff:4c:05:9e:83:43 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.flex-sys.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:ab:6d:79:3d:ff:1a:4e:10:7b:64:0c:ff:4c:05:9e:83:43Serial Number (int): 319670657915659963984590933062841339380547
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: db:fe:bf:71:b0:82:6c:fc:6b:02:6d:1a:7d:79:a6:8a:e3:73:bd:a0
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): fc:b7:7d:89:3c:75:31:5b:a0:b1:f9:0b:74:97:ed:55:70:ee:31:de
Fingerprint (sha256): 54:f1:7b:8e:7c:7f:a4:d3:a5:5e:24:79:83:f3:02:95:c3:39:ea:aa:1e:33:1f:fb:49:ec:c3:36:0a:aa:79:55
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.flex-sys.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.flex-sys.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.flex-sys.com
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www.misseddit.com
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doggymaster.com
www.pagoencrypto.io
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787030.com
baccit.com
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Certificate
The complete raw certificate details for www.flex-sys.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGWDCCBUCgAwIBAgISA6tteT3/Gk4Qe2QM/0wFnoNDMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTMwODE4MjVaFw0y MDAxMTEwODE4MjVaMBsxGTAXBgNVBAMTEHd3dy5mbGV4LXN5cy5jb20wggIiMA0G CSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQCeZxPHaC3U4F/MniNB0mVtxbYvy7a/ l6ympOXyx9LsvVZxYUgrE6OimSb0iqO04eYkUd420H34h50XNLG5+5FWoPPr9W8u DSx5+xgym1mCq2APC/wMSdNcA5QVix5MUegsaEqMTYuBpop27XpzsFoBuThcr08X Xh6wcJliGLzkc5GQ9PcEIj4Yj6jCrPo9iJa6cGcgghNxdZPkyoYjA1VzU+MpssMh ou+b80rMIqjiLxAu/r8H3eP6prxyfWL7QND8TytqksDrviTVwyfyLNmPEr1b/Tyf nPZetDRQW5gDQFr76IR8hnBCuerDju34wkzV33T4dFeyengeZg3PNJNc7NhE7Y7X eWr5Ecd9bLVSEIwaJWnzLnkzHkc+51G9c5dyl2+ftGyI2TgFPViq4HRewAe75Ist vEeZOGL7T6umFQUEZp6osS63YxAySWYlY6J97knpEMSMbr4ZLzbu047Jyshe5mNc 67JhMd5g1P6fo7I0TWFrVXfKHEcAoN8obpgGsjL5xERsvsO4cLD6u0hyQLOfjSos G4lqk0PsXPJHI0leNl7+pt/qeXE2MBijyVz8sPPQpIvpEp0uDtYkImkKz6KUuSnM KYqbTc0FFzpsT4jyIxnNG8mVTkMJnGmIq5AaHgQQju0K/HSSW2Bmczt3O/Uvc2M0 lP3idwkGH3xXDQIDAQABo4ICZTCCAmEwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQW MBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBTb /r9xsIJs/GsCbRp9eaaK43O9oDAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv 86jsoTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmlu dC14My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0Lmlu dC14My5sZXRzZW5jcnlwdC5vcmcvMBsGA1UdEQQUMBKCEHd3dy5mbGV4LXN5cy5j b20wTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEF BQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5AgQC BIH1BIHyAPAAdgDwlaRZ8gDRgkAQLS+TiI6tS/4dR+OZ4dA0prCoqo6ycwAAAW3E aWj+AAAEAwBHMEUCIQCKvkssuCvdfNoYW13AlfBHLOdxpupB4uc8NzXIztLhiwIg QHEo1yq3Z26Z2MSfam0VAVSzSjO8QOQbkMwSHr9GYoMAdgCyHgXMi6LNiiBOh2b5 K7mKJSBna9r6cOeySVMt74uQXgAAAW3EaWkSAAAEAwBHMEUCIGH88PGEeOe8b5WQ Nknk1/0wiy2zPIvyePNF7LUANKhtAiEAqIUjaqVl/V7/XXE6C2qQ6ivoZBYCaTbX RdlTcX3qPjYwDQYJKoZIhvcNAQELBQADggEBAIrr3TIv0VuxNIyAigO3lrSHWDL7 fCwbEicT/zEP2O2MjuXONCbhUwXu21X303jVzpx0R52hG+gyLq8gtOaGf7n2z0KU lYgMrkr+EryZFTMM9qjzdDSTXjh83fHXzywRhT4FE+Q5YwVoBpPhp+03A1JuEVCY VV5x/qlPNOS3xVBuzhj2gI6KG+oQkp3ZME7UTV2FIvQ/cM/9tW1n8AWCZjZxBHdJ C+xNpPgZtSv4owNHLjYAoZnqwqSaP0IphGGiC1KbaZrjS7R+NbbEk4/SvpogxJvN GOU4/ipV6NZifZHqI+R8e2BWyNtkGTYtrNy/KivlZDj5pMu0CR/FuCaOXls= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAnmcTx2gt1OBfzJ4jQdJl bcW2L8u2v5espqTl8sfS7L1WcWFIKxOjopkm9IqjtOHmJFHeNtB9+IedFzSxufuR VqDz6/VvLg0sefsYMptZgqtgDwv8DEnTXAOUFYseTFHoLGhKjE2LgaaKdu16c7Ba Abk4XK9PF14esHCZYhi85HORkPT3BCI+GI+owqz6PYiWunBnIIITcXWT5MqGIwNV c1PjKbLDIaLvm/NKzCKo4i8QLv6/B93j+qa8cn1i+0DQ/E8rapLA674k1cMn8izZ jxK9W/08n5z2XrQ0UFuYA0Ba++iEfIZwQrnqw47t+MJM1d90+HRXsnp4HmYNzzST XOzYRO2O13lq+RHHfWy1UhCMGiVp8y55Mx5HPudRvXOXcpdvn7RsiNk4BT1YquB0 XsAHu+SLLbxHmThi+0+rphUFBGaeqLEut2MQMklmJWOife5J6RDEjG6+GS827tOO ycrIXuZjXOuyYTHeYNT+n6OyNE1ha1V3yhxHAKDfKG6YBrIy+cREbL7DuHCw+rtI ckCzn40qLBuJapND7FzyRyNJXjZe/qbf6nlxNjAYo8lc/LDz0KSL6RKdLg7WJCJp Cs+ilLkpzCmKm03NBRc6bE+I8iMZzRvJlU5DCZxpiKuQGh4EEI7tCvx0kltgZnM7 dzv1L3NjNJT94ncJBh98Vw0CAwEAAQ== -----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 319670657915659963984590933062841339380547 . . . . . . . . [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 2019-10-13 08:18:25 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-11 08:18:25 +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.flex-sys.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 646226413287247427140337734337324999190571242969718425970053029762253979479356500184952654400752219280505484134200131716789190881534587425908394521989465396356878168936534678687957798722173014140290596516531223761856667935980426094518828204761099536211390184655211206777933442193683850181185250831828831040148027754733657796731306130682445838547739955193109727916915748252888186786744377853351120939133239686546370523283269390344027325253745026486732751158742895950965704592221772933901992737065872123046562366117627744579581347237660068041544887454279077072725235258285272193654777528434746444432815916084567742320499254153605945460773280140204626977937771062248421753993641708521719443092943771222927930905522376725679649432077396197724921739626424244085924920138944343813343453270314245714787353274937319202975598064657023573846819833125411272896312254654545105233409303470822513812936527600278482017711489292263102137925723936059934619329497952864660941359873827130286445626208787849893986920425881600444880101600493744757570714260467278884630920849857513323220447256604444498247708747167833064822286500935121215164468159686921273625065587007123211129319801781029596448604237434785454077689711579848375532961502527433970108094221 . . . . . . . . . . . . . . . . . . . . [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) dbfebf71b0826cfc6b026d1a7d79a68ae373bda0 . . . . . . . . . . . . . . . . [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 (20 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.flex-sys.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) 00f0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016dc46968fe00000403004730450221008abe4b2cb82bdd7cda185b5dc095f0472ce771a6ea41e2e73c3735c8ced2e18b0220407128d72ab7676e99d8c49f6a6d150154b34a33bc40e41b90cc121ebf466283007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dc46969120000040300473045022061fcf0f18478e7bc6f95903649e4d7fd308b2db33c8bf278f345ecb50034a86d022100a885236aa565fd5eff5d713a0b6a90ea2be86416026936d745d953717dea3e36 . . . . [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) 008aebdd322fd15bb1348c808a03b796b4875832fb7c2c1b122713ff310fd8ed8c8ee5ce3426e15305eedb55f7d378d5ce9c74479da11be8322eaf20b4e6867fb9f6cf429495880cae4afe12bc9915330cf6a8f37434935e387cddf1d7cf2c11853e0513e4396305680693e1a7ed3703526e115098555e71fea94f34e4b7c5506ece18f6808e8a1bea10929dd9304ed44d5d8522f43f70cffdb56d67f005826636710477490bec4da4f819b52bf8a303472e3600a199eac2a49a3f42298461a20b529b699ae34bb47e35b6c4938fd2be9a20c49bcd18e538fe2a55e8d6627d91ea23e47c7b6056c8db6419362dacdcbf2a2be56438f9a4cbb4091fc5b8268e5e5b