www.brunswick.k12.mo.us
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:7e:61:ef:51:17:ce:c6:f4:0f:6d:74:12:1b:c2:29:86:00 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): 03:7e:61:ef:51:17:ce:c6:f4:0f:6d:74:12:1b:c2:29:86:00Serial Number (int): 304342613746620733065222661932640358729216
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: ba:4e:b4:e3:eb:61:0f:20:6f:69:6b:10:b6:69:2e:d9:58:a7:3d:82
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 81:54:8f:59:df:79:cd:9e:eb:21:96:39:ac:89:7f:08:0e:ee:41:3c
Fingerprint (sha256): 7a:0d:ff:2f:5e:e9:70:49:c4:3e:4c:0a:34:77:13:75:0f:e0:74:92:2f:c9:27:69:3a:d6:1e:36:0e:50:4e:c0
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----- MIIFZzCCBE+gAwIBAgISA35h71EXzsb0D210EhvCKYYAMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODEyMTMyMDQ2MTVaFw0x OTAzMTMyMDQ2MTVaMCIxIDAeBgNVBAMTF3d3dy5icnVuc3dpY2suazEyLm1vLnVz MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtWS5ZH/EJxEOceeDd0HB j3qb0JXxHCdVNfdoE0Lzke9qNDk4JOhhk81a7fiEb/uXd0emQ1TiGwCVHkUn3+sj d6K5doWmPC3W7n9gB8rV+IZ/rz5dOAIFGJzynmzWQUHLjr5+TwGgmlURBafy+CEz H3URZRBxhzYypiYVDIpIUU1Te+Z6JD9yzM++Sy5iLb0bwFqyVeF4trpbHK8eHlYV VwzWTxCr8UImtmscFkoCpMIxauUvSg/iBXzKUVHRRvUVdoSxkOCnOhOXun0n7DGJ QU+J0DEd/wxepK7vV+aN9XyPl/tZTgZD3eB4xYF/2o1u1R4RRi7fFwuNX1N/dN0F 8QIDAQABo4ICbTCCAmkwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUF BwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBS6TrTj62EPIG9p axC2aS7ZWKc9gjAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggr BgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRz ZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRz ZW5jcnlwdC5vcmcvMCIGA1UdEQQbMBmCF3d3dy5icnVuc3dpY2suazEyLm1vLnVz MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUH AgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBQYKKwYBBAHWeQIEAgSB 9gSB8wDxAHcA4mlLribo6UAJ6IYbtjuD1D7n/nSI+6SPKJMBnd3x2/4AAAFnqYjT awAABAMASDBGAiEA1IjFI9QdTlkY3HeTS5Gugd3rBUNBI2g3AzFVMHMAym4CIQDY sYGDjl/hgIJe1hntQ5dlorfUcxhMmBfuA7K3hKbcSgB2ACk8UZZUyDlluqpQ/FgH 1Ldvv1h6KXLcpMMM9OVFR/R4AAABZ6mI1WAAAAQDAEcwRQIhAMExRDSv0COgiGrD wfybxXV8oY/tjgmxKANOfElmH7yUAiAvwRcHAR5apYVoFrbqaVHRVpnUhQtSG/SP cvJ5rAvRSTANBgkqhkiG9w0BAQsFAAOCAQEAlRb3R1zU38N6yIIX0jQ77YjOtnnD YnqRhArPFu7R0tNjj0mg1VJZZ1a+E8SNLa87BbRJpgQ2LP03wWtNCDswJuahazc4 Uu4Ly9FDyhUlzzBLbZtFai9q9OAEdApPYPJQ8iWJe2SPBqESDftGvFTBqCznofY0 0dnRTalFO2VFY5a2gE+spNN5M6AvS6aq4+50arcKw1+cRiWNAPK+zImiu0CU7rdi wz8WIsam9KobQHe8c5EeysDapAjWaFerEnbKfg/ljsOrWcIdSqtRe4w3K/BLV0tB yU1U5t4XEBvMVm2xh8R7cNMHIQ5ENInud09Ib/mop8c0pEkWUUFyYGmrrQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtWS5ZH/EJxEOceeDd0HB j3qb0JXxHCdVNfdoE0Lzke9qNDk4JOhhk81a7fiEb/uXd0emQ1TiGwCVHkUn3+sj d6K5doWmPC3W7n9gB8rV+IZ/rz5dOAIFGJzynmzWQUHLjr5+TwGgmlURBafy+CEz H3URZRBxhzYypiYVDIpIUU1Te+Z6JD9yzM++Sy5iLb0bwFqyVeF4trpbHK8eHlYV VwzWTxCr8UImtmscFkoCpMIxauUvSg/iBXzKUVHRRvUVdoSxkOCnOhOXun0n7DGJ QU+J0DEd/wxepK7vV+aN9XyPl/tZTgZD3eB4xYF/2o1u1R4RRi7fFwuNX1N/dN0F 8QIDAQAB -----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 304342613746620733065222661932640358729216 . . . . . . . . [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 2018-12-13 20:46:15 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-13 20:46:15 +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 22898802148006643791307251184260948280604521775495471855796483947703710964881254184161660803721998624591262152280006822836108288005381522738434011559425200667033863200334086346292598458867421841615380456972032958072816048497848878085308995903538770677167095700233788180540939959304042258239033574769506628898503348340874151443410496829742853986790329796666775193330093090411460598128939695110915153102335015654797271194568215809702159635780464302816876717461978888605649165937362626380237004583664402169085778123585422851349640647908415883447113563958420812579463166213117355241605246038633877343470653445469034579441 . . . . . . . . . . . . . . . . . . . . [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) ba4eb4e3eb610f206f696b10b6692ed958a73d82 . . . . . . . . . . . . . . . . [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 (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) 00f1007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000167a988d36b0000040300483046022100d488c523d41d4e5918dc77934b91ae81ddeb054341236837033155307300ca6e022100d8b181838e5fe180825ed619ed439765a2b7d473184c9817ee03b2b784a6dc4a007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000167a988d5600000040300473045022100c1314434afd023a0886ac3c1fc9bc5757ca18fed8e09b128034e7c49661fbc9402202fc11707011e5aa5856816b6ea6951d15699d4850b521bf48f72f279ac0bd149 . . . . [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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