madison.k12.sd.us
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:e3:93:c1:85:d1:2a:74:12:c6:b0:6c:3a:d4:fb:07:c8:3b was issued on by Let's Encrypt.
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We have idenified some issues with this certificate:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=madison.k12.sd.us
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:e3:93:c1:85:d1:2a:74:12:c6:b0:6c:3a:d4:fb:07:c8:3bSerial Number (int): 425889642360900399593359549271483280246843
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 44:49:c9:15:7d:93:e6:27:37:1c:ec:47:a5:30:4d:ed:a5:6b:b2:62
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 78:ea:cb:aa:38:e0:a6:be:a5:f4:c3:15:42:d3:f6:64:bc:26:05:ff
Fingerprint (sha256): 09:24:cd:96:f1:72:27:9a:2f:c6:70:46:b8:dd:a9:2c:2c:32:b0:52:7e:d6:8d:c0:54:8e:0b:4a:c5:43:af:44
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate madison.k12.sd.us
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for madison.k12.sd.us
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
madison.k12.sd.us
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Certificate
The complete raw certificate details for madison.k12.sd.us in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFWjCCBEKgAwIBAgISBOOTwYXRKnQSxrBsOtT7B8g7MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA1MjUyMTI4MzlaFw0x OTA4MjMyMTI4MzlaMBwxGjAYBgNVBAMTEW1hZGlzb24uazEyLnNkLnVzMIIBIjAN BgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyJL57FWvf2Tbfu5e3nb3H+Bj4Sn+ Tl1ki7rUYRrcmkE0dtbr8gS9urpdAlzS/uJXQmVIf+bXk97XKR+QAZJV1UDfROQ0 bxrpo1mTsYb033zkNgUDY1tWiuSSVPCrZ+8A5a0dm9lsHxKuGfGT5nb7I534jEro 0XQusJLL2CxACqDrEJzXsFxo0JdX2ZOptsNa91JqLSgjzYzQBYvIl+aUNxjVf9Fa 1lxFhhXPCLTLK3YoXc6hJAJCmO8eXfNyAy8Bg6WcVLY8tfd0ytv+ha6SvfY1DCCT s9zo1oigVmRKXTnuxXGvtx4SpaVsAFnDh6fkToZLTvgpoeY2A1YeusuvgQIDAQAB o4ICZjCCAmIwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggr BgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBRESckVfZPmJzcc7EelME3t pWuyYjAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEFBQcB AQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5jcnlw dC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5jcnlw dC5vcmcvMBwGA1UdEQQVMBOCEW1hZGlzb24uazEyLnNkLnVzMEwGA1UdIARFMEMw CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j cHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHcAY/Lb zeg7zCzPC3KEJ1drM6SNYXePvXWmOLHHaFRL2I0AAAFq8Rw4YAAABAMASDBGAiEA pZFcBZ/cSzSBd1PKByZAZAVZ08sL/hI8MJMbhWG5ILgCIQDUe/paq6mMBExW3haF ltcfpcA9MK+5EPyDkd4Fh9Y4UwB1AG9Tdqwx8DEZ2JkApFEV/3cVHBHZAsEAKQaN sgiaN9kTAAABavEcOI8AAAQDAEYwRAIgOSbzJFOGHF8F0A5h9ONw3yD0nLok6oUK UXlIoJ4WrPMCIF/l7PLNTFzKwrIrCFpKcz+j/Z6WBI3FfxXlVH/GlRHaMA0GCSqG SIb3DQEBCwUAA4IBAQB9+vvLuc9Zz4afay5aw67oamIYUyBy3ZyXnTXGe0fQqnk8 gRMhgnuq3+8Oy+PGJqoDmcfADHmNvg9M+gBEQZLc2JWg2HvZ0NCa3wtNfdLWt32q o7xbw2NP2OSU4yaNJ6H9XQasnt+J1CayUQn9WtVElvd/Dv5+BE6n5sydbJ3fqlFZ X2VNre9C129e/FZIbuSYEWrLXpKxDQVM8sMN2OKOPzj3ztckAyHL5nA0ZnJb7sM+ j3UZStoNALP1xWDw6qFLArwPPxPycRuUzVE+SAXn/JSFITXA7giluIKJFCv0MQJn 4fxT6kMxZgdr5D8gQVPwvvVrprK1PNBLT6++xAe9 -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyJL57FWvf2Tbfu5e3nb3 H+Bj4Sn+Tl1ki7rUYRrcmkE0dtbr8gS9urpdAlzS/uJXQmVIf+bXk97XKR+QAZJV 1UDfROQ0bxrpo1mTsYb033zkNgUDY1tWiuSSVPCrZ+8A5a0dm9lsHxKuGfGT5nb7 I534jEro0XQusJLL2CxACqDrEJzXsFxo0JdX2ZOptsNa91JqLSgjzYzQBYvIl+aU NxjVf9Fa1lxFhhXPCLTLK3YoXc6hJAJCmO8eXfNyAy8Bg6WcVLY8tfd0ytv+ha6S vfY1DCCTs9zo1oigVmRKXTnuxXGvtx4SpaVsAFnDh6fkToZLTvgpoeY2A1Yeusuv gQIDAQAB -----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 425889642360900399593359549271483280246843 . . . . . . . . [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 2019-05-25 21:28:39 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-23 21:28:39 +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 'madison.k12.sd.us' . . . . . . . . [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 25320137689460146244216891192066204332087778635178159533313758762651581875490161131465290652474314777380793235976217106075896700092293011953055670321820810119171123994479868061766167845202878260895114437414447809848857805398938414131493545326607437191458240221274567823091863067785454736594137174867789201778333776269222556504260369651704071229750573067309248708482927195524943620437177648536225296016050669878816079467455113777221555456253187985545312260518662033529920840344948848272176065228993574627357108852466477991598461911605727445511586144184894313513587154793774539975445016756023753047597001702804581756801 . . . . . . . . . . . . . . . . . . . . [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) 4449c9157d93e627371cec47a5304deda56bb262 . . . . . . . . . . . . . . . . [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 (21 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'madison.k12.sd.us' . . . . . . . . . . . . . . . . [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) 00f000770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016af11c38600000040300483046022100a5915c059fdc4b34817753ca072640640559d3cb0bfe123c30931b8561b920b8022100d47bfa5aaba98c044c56de168596d71fa5c03d30afb910fc8391de0587d638530075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016af11c388f000004030046304402203926f32453861c5f05d00e61f4e370df20f49cba24ea850a517948a09e16acf302205fe5ecf2cd4c5ccac2b22b085a4a733fa3fd9e96048dc57f15e5547fc69511da . . . . [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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