www.k-x.net
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:f9:8c:1d:70:43:41:61:7a:57:24:18:ba:6d:1e:85:af:07 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.k-x.net
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:f9:8c:1d:70:43:41:61:7a:57:24:18:ba:6d:1e:85:af:07Serial Number (int): 346253411931571599941081602958569792450311
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 33:ba:04:84:59:9c:4b:de:15:42:9d:0c:09:f8:31:13:25:72:95:84
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 09:96:71:da:d6:19:29:18:f7:c8:96:58:96:28:5d:49:b7:94:cc:12
Fingerprint (sha256): bd:f2:d0:64:e4:27:c0:2e:5a:bb:d3:5e:b9:8a:95:62:eb:14:34:e2:3a:10:3d:96:4e:80:b8:e2:b5:00:f6:df
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.k-x.net
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.k-x.net
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.k-x.net
Other certificates including the domain name k-x.net
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.k-x.net in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGTzCCBTegAwIBAgISA/mMHXBDQWF6VyQYum0eha8HMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTIwNTI0MTZaFw0y MDAxMTAwNTI0MTZaMBYxFDASBgNVBAMTC3d3dy5rLXgubmV0MIICIjANBgkqhkiG 9w0BAQEFAAOCAg8AMIICCgKCAgEAu9W9ct4g926Ehyqwmy3n7kZ2qAaNfHxAwYAa AZr0qZlnq7FHH23/grRLoP8EcdOTFubhGpK4h7rkNVOYtYNzPXPleC2XvYbPNcub v9GSPwJ1FUhFq1FGgVM3Fxasi4s9Xr00E+8z9Ry9fFF8WPUBqPCmHXxCzS4E6Hml zItBwDKZXRzdi08xNG+dHD2v/enhEFvHP3+Wu3TUiUBy+wgx+Wv1mN3fJ0mvnDdx vqu1gqoqLNd01xDwI4WvZ00bEAo4E6tJooD8yZeFKJGPCv4xvsdBABLIDEhTL5k9 w2xWioZ9UD7M0SG7kOBOuaqQVuP1OfMYNYJEv/ZvabnZPA3EylA8g+CKneCwnDJN IAxz4wTRViHf81VGVXf6iKyoNu2g5AJQvojvjmUR6aAH/oeF5bYKrKiO31HFWPfd YcWWDG9/DCRgFlx2jmFzVmP1FdYGcb356sv5aX89I80MI19AjWJ41gmAub7+iNNJ T4jznabb9JIQ5EQA7nRGohYUz9tJhv0fAGA7WF601GJxsu0OdDyuupvKHcvzDr7Z 54BjlEkaAS3smOi7HurhKEoP9Jx5FBxuD7xrUiYjIpZ4R/Q3G86a657B75YaLNtq s1IC0NaF6pm0q89VuDmJ7ZAnUQrpBE47NV//gIuRfS8V8nIr4HngqchOEdI48TPU QRDwkY0CAwEAAaOCAmEwggJdMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggr BgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUM7oEhFmc S94VQp0MCfgxEyVylYQwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEw bwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMu bGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMu bGV0c2VuY3J5cHQub3JnLzAWBgNVHREEDzANggt3d3cuay14Lm5ldDBMBgNVHSAE RTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRw Oi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQUGCisGAQQB1nkCBAIEgfYEgfMA8QB2 ALIeBcyLos2KIE6HZvkruYolIGdr2vpw57JJUy3vi5BeAAABbb6jne4AAAQDAEcw RQIgG+wCjT//QgrbRH9Ks5UV/i5Wmxlb2xJd8wg5935ml2sCIQCYcYAy4cl/sw8X 1fd2cV8h4fwRD8UUwX7ehqaeDDMTlgB3AG9Tdqwx8DEZ2JkApFEV/3cVHBHZAsEA KQaNsgiaN9kTAAABbb6joCQAAAQDAEgwRgIhAMicfQNkX/zyLy0FJcoXVQ6h3D1z g+3eUp6DPu+JilEVAiEA3jbikldMNDtXuYefLmZ7fRBJwWrA36Gr6b5EM21lbJww DQYJKoZIhvcNAQELBQADggEBAD8MrfLpKIPhABcX0mbgphQJU0vDn0s3O2Oz0JTn WvhJEt0Ju62h0crDe/xzghawNYIKfQZOLqKbt/wnVziOKMAJiWSJsjXJrHtol9gE JKXzgaQ0jr9yMwVVJ/GpkvRKf59cF1JqkLJ1yH4TWRdtDp2cjAkIgFS+zpRjKJZ/ wXNnJSXTjRAjEMReA3Vc8PnUJKdN5+dKddBvX0F0+59IQJ7xjPGJ/jloTzumOkT4 Cpw8Ppyri+oxgn7zrTotKDFIy65eEvB2wtx7unNLejJWidlSjc0oibzLevd7JAXa 4+7pkFAECz9Zp6JOv5lLf/nkWEe4nInPujxrjYwRkKIRMVM= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAu9W9ct4g926Ehyqwmy3n 7kZ2qAaNfHxAwYAaAZr0qZlnq7FHH23/grRLoP8EcdOTFubhGpK4h7rkNVOYtYNz PXPleC2XvYbPNcubv9GSPwJ1FUhFq1FGgVM3Fxasi4s9Xr00E+8z9Ry9fFF8WPUB qPCmHXxCzS4E6HmlzItBwDKZXRzdi08xNG+dHD2v/enhEFvHP3+Wu3TUiUBy+wgx +Wv1mN3fJ0mvnDdxvqu1gqoqLNd01xDwI4WvZ00bEAo4E6tJooD8yZeFKJGPCv4x vsdBABLIDEhTL5k9w2xWioZ9UD7M0SG7kOBOuaqQVuP1OfMYNYJEv/ZvabnZPA3E ylA8g+CKneCwnDJNIAxz4wTRViHf81VGVXf6iKyoNu2g5AJQvojvjmUR6aAH/oeF 5bYKrKiO31HFWPfdYcWWDG9/DCRgFlx2jmFzVmP1FdYGcb356sv5aX89I80MI19A jWJ41gmAub7+iNNJT4jznabb9JIQ5EQA7nRGohYUz9tJhv0fAGA7WF601GJxsu0O dDyuupvKHcvzDr7Z54BjlEkaAS3smOi7HurhKEoP9Jx5FBxuD7xrUiYjIpZ4R/Q3 G86a657B75YaLNtqs1IC0NaF6pm0q89VuDmJ7ZAnUQrpBE47NV//gIuRfS8V8nIr 4HngqchOEdI48TPUQRDwkY0CAwEAAQ== -----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 346253411931571599941081602958569792450311 . . . . . . . . [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 2019-10-12 05:24:16 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 05:24:16 +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.k-x.net' . . . . . . . . [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 766299625336065743073646871150026658008909957056203194032090769220642732263087080453657981986623047405358791319129216169141756972001339217871231087943248541108906243364880376950842185259595709261977474984351469962788746547588984216276354765519197973425743760466480750275507224406615894662698020805554202610927024558046955237105419365607387077708611076476999765321486328879293846297619042648775525361658050998567432941783628834890601951655209002907340242709927779256670062171473974572384196590725965128351401942333862195526427199251800701394160932597784098266923448881004656842818482149905495798022280499488513633869269906966689621998935657176419328037516536983612265408062439103337938777481025590868632704356298287596347022078351890132981720875431940260144640746306303664644644351396403188963522817154682898305630184978893475160800650023551970443170373125104007881746592855002160318329455892537231224261386660874419542889678282827257045455551736581345037171578443473846370169649684898308096129465230267677578929361626558236658135830732301166735233334165126037673074875074601764410689871996651351489690731642922433513669884720221554982705102906445397138660596875235980902879231272852265437036433282866359670418871605553736708298674573 . . . . . . . . . . . . . . . . . . . . [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) 33ba0484599c4bde15429d0c09f8311325729584 . . . . . . . . . . . . . . . . [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 (15 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.k-x.net' . . . . . . . . . . . . . . . . [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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f1007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dbea39dee000004030047304502201bec028d3fff420adb447f4ab39515fe2e569b195bdb125df30839f77e66976b02210098718032e1c97fb30f17d5f776715f21e1fc110fc514c17ede86a69e0c3313960077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dbea3a0240000040300483046022100c89c7d03645ffcf22f2d0525ca17550ea1dc3d7383edde529e833eef898a5115022100de36e292574c343b57b9879f2e667b7d1049c16ac0dfa1abe9be44336d656c9c . . . . [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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