becker-rf.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:fe:90:9b:51:14:bb:a9:89:22:66:5c:5c:08:62:ef:2f:d0 was issued on by Let's Encrypt.
With 8 subject alternative names this certificate can be used to secure multiple fqdn's. 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=becker-rf.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:fe:90:9b:51:14:bb:a9:89:22:66:5c:5c:08:62:ef:2f:d0Serial Number (int): 347960794275123030242518890053787137814480
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: f1:d0:2b:19:c9:68:e2:f0:51:72:81:5d:bf:fc:b2:d8:d3:ba:2b:f6
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 64:22:d2:98:d6:ca:83:08:c7:d2:34:38:cf:6a:4f:a0:be:62:75:e3
Fingerprint (sha256): 90:2a:4d:5d:9b:69:23:d5:e9:a5:06:46:58:fd:2d:ec:ec:03:3d:e9:35:6c:18:1b:75:0c:01:20:e0:c5:80:13
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate becker-rf.com
8
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for becker-rf.com
Public Key Algorithm
RSA
Key Size
2048
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
api.becker-rf.com
backend.becker-rf.com
becker-rf.com
beckernt2.api.itool4.net
beckernt2.b01.itool4.net
beckernt2.f01.itool4.net
cron.becker-rf.com
www.becker-rf.com
backend.becker-rf.com
becker-rf.com
beckernt2.api.itool4.net
beckernt2.b01.itool4.net
beckernt2.f01.itool4.net
cron.becker-rf.com
www.becker-rf.com
Other certificates including the domain name becker-rf.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for becker-rf.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIF8zCCBNugAwIBAgISA/6Qm1EUu6mJImZcXAhi7y/QMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTExMTYwMTAzNDRaFw0y MDAyMTQwMTAzNDRaMBgxFjAUBgNVBAMTDWJlY2tlci1yZi5jb20wggEiMA0GCSqG SIb3DQEBAQUAA4IBDwAwggEKAoIBAQC2RjbjgonJw7561Df4KZ5YiHRAgEktWuUq DzzRB013XpYPipdTqsTIxgIgQ+xjq+zo8ZW5nWXHS4mSGM4raj1a7UNqBx4VyQm5 DzvZbPSsC6TvXvpLG5T85RB6npBh2aOZaD5k5k0wK77AH3KjO/LFMtY/j7aq7Eqq 8Maz9vs65V5xEC1evmI684ehH90dMwesoSAeqRHwl+1lsBVdH7+5POOeLi7BEqRZ qy2Bj/dFgy9piMIs5mFhee8OdvUoVTu5SFJUGPbrTLmCwb8Kwnhy7HPI4JWNM56S Y4hePXg+H/r2O1kQB8o0/IhHGAeDhjnjYJOwPxo+Y+WiCj+T6r8zAgMBAAGjggMD MIIC/zAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUF BwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFPHQKxnJaOLwUXKBXb/8stjTuiv2 MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMw YTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0Lm9y ZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9y Zy8wgbkGA1UdEQSBsTCBroIRYXBpLmJlY2tlci1yZi5jb22CFWJhY2tlbmQuYmVj a2VyLXJmLmNvbYINYmVja2VyLXJmLmNvbYIYYmVja2VybnQyLmFwaS5pdG9vbDQu bmV0ghhiZWNrZXJudDIuYjAxLml0b29sNC5uZXSCGGJlY2tlcm50Mi5mMDEuaXRv b2w0Lm5ldIISY3Jvbi5iZWNrZXItcmYuY29tghF3d3cuYmVja2VyLXJmLmNvbTBM BgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIB FhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQMGCisGAQQB1nkCBAIEgfQE gfEA7wB1AAe3XBvlfWj/8bDGHSMVx7rmV3xXlLdq7rxhOhpp06IcAAABbnHzqJoA AAQDAEYwRAIgMZPf//MMvCPNNtRzAz6avhuKRfVtUSr7ew++Sody3HwCIAMs8hOX jN20pjjhkBfaa6IQ0iYtKY48sZe7R2iL/f5IAHYA8JWkWfIA0YJAEC0vk4iOrUv+ HUfjmeHQNKawqKqOsnMAAAFucfOqPAAABAMARzBFAiEAr8UQymAeSZd151KVLnAN n7Tr9auu9aqfjZxxi8ivj5YCIHtBwQY0Fm+bFydCzW27EbXh95ysUp5beJ9Jql/W AejyMA0GCSqGSIb3DQEBCwUAA4IBAQAuDK05boDaC7jbiwj+SglP7f6ADsQVLfPW PMk6xsajO3Diarm8kaN7Tr7JuNnwfRJTWL0HgiaU4z+FmyRYZB+rn941GfDzUWrq gc0/2htmb/7d4jtwHTPLCGPfMEJ2pO7BpzXpnlZlWyx4CIS3Z9PU24RQgXdX1LZG wQFH8Y+u3KaVFh1m2OmYjPU/7MRJohvbW8gt+ORFwO/X5Wr8CUAoetDk9+AD3R1J nKyk1nCNhecUaoUMuyQmyafrVJwUIes6XL52v8GYOptq937/ZLcQdMlP+eqIo2ee oekayrZQWLPbjo7yhBl7e9crgILikxAPuPxBfoIRwBpqVTeO+3cq -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtkY244KJycO+etQ3+Cme WIh0QIBJLVrlKg880QdNd16WD4qXU6rEyMYCIEPsY6vs6PGVuZ1lx0uJkhjOK2o9 Wu1DagceFckJuQ872Wz0rAuk7176SxuU/OUQep6QYdmjmWg+ZOZNMCu+wB9yozvy xTLWP4+2quxKqvDGs/b7OuVecRAtXr5iOvOHoR/dHTMHrKEgHqkR8JftZbAVXR+/ uTzjni4uwRKkWastgY/3RYMvaYjCLOZhYXnvDnb1KFU7uUhSVBj260y5gsG/CsJ4 cuxzyOCVjTOekmOIXj14Ph/69jtZEAfKNPyIRxgHg4Y542CTsD8aPmPlogo/k+q/ MwIDAQAB -----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 347960794275123030242518890053787137814480 . . . . . . . . [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 2019-11-16 01:03:44 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-14 01:03:44 +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 'becker-rf.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 (2160 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 23009995519368023983880645508325444469397400687936115543835909758139113876649131518992519237419647750911249878771596603280595915089818568307399786298254812886662154827085441312827386778319894752298236955857640499523977748746973650734376022293399267583530948892930694359328475861477299722516755556799992815720589796067805778784029625399821054749488422847883133943852216689643916752477871809265356654255875608738700144255225782987849910307126236249103106500503733669316879070574265132541790786516743064746444066181501480083485314068353095569009431005631895893398958972904689248573888432668571325769914735282786004549427 . . . . . . . . . . . . . . . . . . . . [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) f1d02b19c968e2f05172815dbffcb2d8d3ba2bf6 . . . . . . . . . . . . . . . . [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 (177 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'api.becker-rf.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'backend.becker-rf.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'becker-rf.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'beckernt2.api.itool4.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'beckernt2.b01.itool4.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'beckernt2.f01.itool4.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cron.becker-rf.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.becker-rf.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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef00750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016e71f3a89a000004030046304402203193dffff30cbc23cd36d473033e9abe1b8a45f56d512afb7b0fbe4a8772dc7c0220032cf213978cddb4a638e19017da6ba210d2262d298e3cb197bb47688bfdfe48007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016e71f3aa3c0000040300473045022100afc510ca601e499775e752952e700d9fb4ebf5abaef5aa9f8d9c718bc8af8f9602207b41c10634166f9b172742cd6dbb11b5e1f79cac529e5b789f49aa5fd601e8f2 . . . . [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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