www.brunswick.k12.mo.us
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:88:15:e4:b4:7a:92:5f:c0:fa:4b:68:80:13:da:3b:6a:bc 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.brunswick.k12.mo.us
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:88:15:e4:b4:7a:92:5f:c0:fa:4b:68:80:13:da:3b:6a:bcSerial Number (int): 307644360988668465199660119749642866617020
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 9f:93:0d:45:09:b0:d9:81:30:a9:5f:fb:f9:bf:51:f1:5c:1e:f2:6e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 43:db:ad:14:4a:25:58:c7:3f:3f:6b:65:a8:62:f3:f4:c6:43:15:93
Fingerprint (sha256): ad:08:98:a4:98:e8:b8:86:e3:db:a8:47:c2:28:bc:0a:cf:6e:5f:c8:11:3d:25:99:ab:65:95:16:bb:e4:c4:18
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.brunswick.k12.mo.us
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.brunswick.k12.mo.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
www.brunswick.k12.mo.us
Other certificates including the domain name brunswick.k12.mo.us
(limited to 100 certificates)
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
www.brunswick.k12.mo.us
Certificate
The complete raw certificate details for www.brunswick.k12.mo.us in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGGTCCBQGgAwIBAgISA4gV5LR6kl/A+ktogBPaO2q8MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODA4MDYyMDE5MDBaFw0x ODExMDQyMDE5MDBaMCIxIDAeBgNVBAMTF3d3dy5icnVuc3dpY2suazEyLm1vLnVz MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvLuIJfh4jfctHg8/bjIq w6QnC4iVpCf4t84QZJX3nxJCKXMiptwGPBw/6WBOyOnlcDt2hi40N6Unvjonposj +J/yG9HV+mNq49zyLLHGPnb0amb3f+3W6flbZrTAGEx98mvxUsPAvSpms9SJjRf2 KPpwXhp4IGZmwJJl4unzG7QidACvcXm0nxHVDuy8UyoAZGquHC6ORGcEYyvBWcEY 1Qly945La3yyTDA8RBOBABs85dF6Cbz1ROJjV+diHcW1g+nwPXfHQ5zcwQnt56Mj 3sSST0+RVTatz+ZkGEUy0/WEtRX9f52MJj/qQDlXMm4YfrtMVQFNsWpprgDQ56k3 9wIDAQABo4IDHzCCAxswDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUF BwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBSfkw1FCbDZgTCp X/v5v1HxXB7ybjAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggr BgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRz ZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRz ZW5jcnlwdC5vcmcvMCIGA1UdEQQbMBmCF3d3dy5icnVuc3dpY2suazEyLm1vLnVz MIH+BgNVHSAEgfYwgfMwCAYGZ4EMAQIBMIHmBgsrBgEEAYLfEwEBATCB1jAmBggr BgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwgasGCCsGAQUFBwIC MIGeDIGbVGhpcyBDZXJ0aWZpY2F0ZSBtYXkgb25seSBiZSByZWxpZWQgdXBvbiBi eSBSZWx5aW5nIFBhcnRpZXMgYW5kIG9ubHkgaW4gYWNjb3JkYW5jZSB3aXRoIHRo ZSBDZXJ0aWZpY2F0ZSBQb2xpY3kgZm91bmQgYXQgaHR0cHM6Ly9sZXRzZW5jcnlw dC5vcmcvcmVwb3NpdG9yeS8wggEEBgorBgEEAdZ5AgQCBIH1BIHyAPAAdgDbdK/u yynssf7KPnFtLOW5qrs294Rxg8ddnU83th+/ZAAAAWURG4LEAAAEAwBHMEUCIQD8 cw16EDg08Gnz9/Fwg2EEeJfnGH7HTRps1wsdj4LStgIgdUxBc/7nlsrpxfCFuwFp Rnf8HOrpoXEwHNuFw7JacO4AdgApPFGWVMg5ZbqqUPxYB9S3b79Yeily3KTDDPTl RUf0eAAAAWURG4LTAAAEAwBHMEUCID36BG4wfYblhpucxb8mDDxq0OKjT3VbO6fF bnJxYhqSAiEAyMMsJISygWWz4LDgiv1Hb1Zo/XlZzlVz/TYNF5vrN/AwDQYJKoZI hvcNAQELBQADggEBADGtq/R1+50nhhnSKaHREC26Vrdaspk5RZVBleIjcXk4Q9fn r5AzXJmdcQAOL7ZjkuyZHi3tnAnVgCHC5eFm6X9Ghtg5mwb+Dh/6/hwGKu08mR4l OVsKcdt33HgK0iGtE4GkPMdkMQ3m7UpZUg3BzIvS4BMWVHgzMz1ANA2xwQMgY9Q+ JnO17WA9q9j7p3ofwDkYrSM8bj+Tx78QFFtaFcD+8KTEj/5Rvbi6oTkSYOkn+u8V 7P0RlLe0z+VF5RR3/Dt7+0JDRjetgfUobFCb5SBVyiaLBd0ISoLYFA8Z0jXKPLkI PAylmNBqFBWeJVc6J9zs+xvnixjfjl21ph1vmfo= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvLuIJfh4jfctHg8/bjIq w6QnC4iVpCf4t84QZJX3nxJCKXMiptwGPBw/6WBOyOnlcDt2hi40N6Unvjonposj +J/yG9HV+mNq49zyLLHGPnb0amb3f+3W6flbZrTAGEx98mvxUsPAvSpms9SJjRf2 KPpwXhp4IGZmwJJl4unzG7QidACvcXm0nxHVDuy8UyoAZGquHC6ORGcEYyvBWcEY 1Qly945La3yyTDA8RBOBABs85dF6Cbz1ROJjV+diHcW1g+nwPXfHQ5zcwQnt56Mj 3sSST0+RVTatz+ZkGEUy0/WEtRX9f52MJj/qQDlXMm4YfrtMVQFNsWpprgDQ56k3 9wIDAQAB -----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 307644360988668465199660119749642866617020 . . . . . . . . [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 2018-08-06 20:19:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-11-04 20:19:00 +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.brunswick.k12.mo.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 23825276725293918535764829121090762329011142022410259797383245135301404596948636863350888203033607372016671009555036267697944753336825862654078856670046915112021279796893555416258533941821097412332031816832851718714168683670467099451414061978469691493023540690212077381237366799822309637238316302912533362801516674750069027918833153154758402732100584822998981571959040644525113499329668402955663505596785551358706590744078190641024761972370343151085256574697905729207867406188557505683993937080317179784648726524492229007829503190658672262447012253831541697924174055465037231010904472460429355891439979117977755269111 . . . . . . . . . . . . . . . . . . . . [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) 9f930d4509b0d98130a95ffbf9bf51f15c1ef26e . . . . . . . . . . . . . . . . [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 (27 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.brunswick.k12.mo.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . . . . . . . . . . . . . [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) 00f0007600db74afeecb29ecb1feca3e716d2ce5b9aabb36f7847183c75d9d4f37b61fbf6400000165111b82c40000040300473045022100fc730d7a103834f069f3f7f1708361047897e7187ec74d1a6cd70b1d8f82d2b60220754c4173fee796cae9c5f085bb01694677fc1ceae9a171301cdb85c3b25a70ee007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000165111b82d3000004030047304502203dfa046e307d86e5869b9cc5bf260c3c6ad0e2a34f755b3ba7c56e7271621a92022100c8c32c2484b28165b3e0b0e08afd476f5668fd7959ce5573fd360d179beb37f0 . . . . [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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