Issued by Let's Encrypt Authority X3
With 14 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.
RSA
4096
SHA256 with RSA
Digital Signature
Key Encipherment
Server Authentication
Client Authentication
8 extensions
No
unhandled critical extensions
This is not a CA certificate
-----BEGIN CERTIFICATE----- MIIHhTCCBm2gAwIBAgISA9Ta+QhRkYuRL5qGGyMkmf+yMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNzA1MjkwODMwMDBaFw0x NzA4MjcwODMwMDBaMB0xGzAZBgNVBAMTEm15c3R1ZGVudHdvcmxkLm5ldDCCAiIw DQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAMy2eplYitQxSnmBuZX5YU+xf+AU fBpHH3fsJe6ezYUmX6zUb0PtZXzrW92ynYUgctxIg66Xt6rICZNjrfN9m2Y7Ie3y Pg+lfnPwJo/2J11KrAHwSERxSdDGZAWgFQ8EyEpDryqbPyQK38YduxQQ9vDKr6YD 1NbC0ryN8lkaqh4f6/CmOD4rUQiBh4lpg31F6lkVknk+/vbk6/VMS+tuNLkxu7AS +tytg5Au/peHcJSRz1EL63JkeRVLcnesNiRL+CSuq0mOj+QLZ0uIPIf8sZLwyr35 4kBqIKHsHaoJCX3QG+s+dsdanX2XtlsEfN8TdrnfHaZv4eM1dKpGoCv2HyxYHNau B6OunTNMPNeeXPDegWc8FDWcD4yvMeEPyCyHsnlkOc601bbgQfsmCQh5SRv0Eify bRTS5E9bJ3vGMSk2aBDXiVUPSOXXUeLZkMFc5/jnGCaHSJ5DVjaDUY30zuUuygs4 +7v6w0Pbc+J7QHtnOAXCyKHIeW0Nhv0QkeE14RFEF8D7dXz32EwXHfUBE17g8tDk Zzra4wSMeNjEO9hv0wvrrlPTw6sVgE+1G4J/w52t3JalsxukW9Xp1VJie7P07DFJ rVInl0bx1thr1/iYpt3l4dfjllhrlRrpcqYS127jKwk8NKvwe6Yb6bV/dKLXLR/c AybM4sblV7kzpenBAgMBAAGjggOQMIIDjDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0l BBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYE FKpRYaKHv6Ly2RfTcn65O3Uu3sAeMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZF Ze/zqOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3Au aW50LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQu aW50LXgzLmxldHNlbmNyeXB0Lm9yZy8wggGZBgNVHREEggGQMIIBjIIYYWRtaW4u bXlzdHVkZW50d29ybGQubmV0ghxhbmFseXRpY3MubXlzdHVkZW50d29ybGQubmV0 ghxkZXYtd2VsZ28ubXlzdHVkZW50d29ybGQubmV0ghxkZXYtem9yb20ubXlzdHVk ZW50d29ybGQubmV0ghZkZXYubXlzdHVkZW50d29ybGQubmV0ghZlZHQubXlzdHVk ZW50d29ybGQubmV0ghJteXN0dWRlbnR3b3JsZC5uZXSCHHd3dy5hZG1pbi5teXN0 dWRlbnR3b3JsZC5uZXSCIHd3dy5hbmFseXRpY3MubXlzdHVkZW50d29ybGQubmV0 giB3d3cuZGV2LXdlbGdvLm15c3R1ZGVudHdvcmxkLm5ldIIgd3d3LmRldi16b3Jv bS5teXN0dWRlbnR3b3JsZC5uZXSCGnd3dy5kZXYubXlzdHVkZW50d29ybGQubmV0 ghp3d3cuZWR0Lm15c3R1ZGVudHdvcmxkLm5ldIIWd3d3Lm15c3R1ZGVudHdvcmxk Lm5ldDCB/gYDVR0gBIH2MIHzMAgGBmeBDAECATCB5gYLKwYBBAGC3xMBAQEwgdYw JgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIGrBggrBgEF BQcCAjCBngyBm1RoaXMgQ2VydGlmaWNhdGUgbWF5IG9ubHkgYmUgcmVsaWVkIHVw b24gYnkgUmVseWluZyBQYXJ0aWVzIGFuZCBvbmx5IGluIGFjY29yZGFuY2Ugd2l0 aCB0aGUgQ2VydGlmaWNhdGUgUG9saWN5IGZvdW5kIGF0IGh0dHBzOi8vbGV0c2Vu Y3J5cHQub3JnL3JlcG9zaXRvcnkvMA0GCSqGSIb3DQEBCwUAA4IBAQCDMe9aoeo9 yoQFPv63n42utYyWM2xNAtFaZhJJVm7NNBkfy13uKpBdgiBRhxi3AQYmdnjr7zOb 5o8FF5VMiz/9TJyVXEBcCienE9tA9rMibbAn5HoIkjvdrXTS9Ca/3OIokx5Qjf5w 9jCR7YbVU4JS48HlBvWHfx9wOyrScJUKDwtr/0Y5PbglP9F61vmcAFk7XHdZC24E edK4lWOpzGQnQeY4Ot7Wjudbt4yu/PYsK/Lpjc5Ov/bSVJHvKXuNDCjVNPHR4Xca yOFdDa1SrTOvlze5r1nmI/HIil/pvtkS+a0jxLtaATR61G/ke5lksBHwgb4DlCZD CzYv/Hq19YHj -----END CERTIFICATE-----
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAzLZ6mViK1DFKeYG5lflh T7F/4BR8Gkcfd+wl7p7NhSZfrNRvQ+1lfOtb3bKdhSBy3EiDrpe3qsgJk2Ot832b Zjsh7fI+D6V+c/Amj/YnXUqsAfBIRHFJ0MZkBaAVDwTISkOvKps/JArfxh27FBD2 8MqvpgPU1sLSvI3yWRqqHh/r8KY4PitRCIGHiWmDfUXqWRWSeT7+9uTr9UxL6240 uTG7sBL63K2DkC7+l4dwlJHPUQvrcmR5FUtyd6w2JEv4JK6rSY6P5AtnS4g8h/yx kvDKvfniQGogoewdqgkJfdAb6z52x1qdfZe2WwR83xN2ud8dpm/h4zV0qkagK/Yf LFgc1q4Ho66dM0w8155c8N6BZzwUNZwPjK8x4Q/ILIeyeWQ5zrTVtuBB+yYJCHlJ G/QSJ/JtFNLkT1sne8YxKTZoENeJVQ9I5ddR4tmQwVzn+OcYJodInkNWNoNRjfTO 5S7KCzj7u/rDQ9tz4ntAe2c4BcLIoch5bQ2G/RCR4TXhEUQXwPt1fPfYTBcd9QET XuDy0ORnOtrjBIx42MQ72G/TC+uuU9PDqxWAT7Ubgn/Dna3clqWzG6Rb1enVUmJ7 s/TsMUmtUieXRvHW2GvX+Jim3eXh1+OWWGuVGulyphLXbuMrCTw0q/B7phvptX90 otctH9wDJszixuVXuTOl6cECAwEAAQ== -----END PUBLIC KEY-----
[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 333767784336240383072082717125464762744754 . . . . . . . . [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 2017-05-29 08:30:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-08-27 08:30:00 +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 'mystudentworld.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 835155393671425473996530579640383687878944326811272071007883711591059886814200250872018335411816650495440064214213331962106969591471993345713308754459924249180179053895920178761141998721980466390381848136206441350281249162932299975956202123650246534389648441879951984353663555726513798936094708766250890845354520982786447110487269762729129781565317206833677812328982247086834792635431074240190048774740059674527495845400351634522778084045963883587776777197576078569891860658665600908349353471064487582099584857467113855300560012168633102396848661457835060611086008446232789951122156594024574748434432748244639392480485625363300247405174663203670264962307119406231788027855387509535378715132608606728254679461995258818482042096793092037402818030365838771233814050959283274266061372048600254119080008794369618401681572544180917477871155422097231602910956673611170614911594457856487745745773576453570145071164540176746295784134273567394776427358988641560732939665861153895932407021910934083406444234160919719379877743672517931097009804409587275129977048660237932761169588946765917012475914280885581970714269036981887505668359629262904373393976074852995848769403159608036177330580078230543020973273750802072722203409071246409326615980481 . . . . . . . . . . . . . . . . . . . . [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) aa5161a287bfa2f2d917d3727eb93b752edec01e . . . . . . . . . . . . . . . . [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 (400 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'admin.mystudentworld.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'analytics.mystudentworld.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dev-welgo.mystudentworld.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dev-zorom.mystudentworld.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dev.mystudentworld.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'edt.mystudentworld.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mystudentworld.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.admin.mystudentworld.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.analytics.mystudentworld.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.dev-welgo.mystudentworld.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.dev-zorom.mystudentworld.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.dev.mystudentworld.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.edt.mystudentworld.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.mystudentworld.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 (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 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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