mdesigner.microduino.cn
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:ae:ce:33:2e:bf:6b:6c:b3:24:19:54:ad:c6:43:02:b3:5b 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=mdesigner.microduino.cn
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:ae:ce:33:2e:bf:6b:6c:b3:24:19:54:ad:c6:43:02:b3:5bSerial Number (int): 320820076361952177642736358289837138293595
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 53:31:02:98:60:51:ff:b8:9f:4a:a3:24:00:da:dd:bd:0b:65:9c:03
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 2e:44:4b:fa:6a:03:3f:58:b3:b9:c3:3c:03:8d:be:8b:b6:53:63:17
Fingerprint (sha256): 0c:34:52:56:fc:69:96:d3:e4:45:90:47:02:36:b2:15:5b:ef:44:2a:b1:20:6f:af:11:2a:a3:2b:52:1d:86:70
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate mdesigner.microduino.cn
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for mdesigner.microduino.cn
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
mdesigner.microduino.cn
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accounts.microduino.cn
Certificate
The complete raw certificate details for mdesigner.microduino.cn in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGZTCCBU2gAwIBAgISA67OMy6/a2yzJBlUrcZDArNbMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAzMDkwMTM0NTFaFw0y MDA2MDcwMTM0NTFaMCIxIDAeBgNVBAMTF21kZXNpZ25lci5taWNyb2R1aW5vLmNu MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA2yYo3+pFBPMhbg0HwaJH D7CbZHR7U2R2/csstg2QKfwuVNX78K3A+jql3T3hIs0cx/fk+KANKOlXkUT7DVHm UhXzzNyG++Ya+tTFnbPlq9CM2/tGsJ4ycQXCARx1UaWQ9l6PShdWXdAapz+OCw6D V6uO7Re4+1adA7eXHqThaRt2l2NT+f8BA++Yt29t/EV+rWz3K/kLnwUyb7bU/0XA 6sfgo6k2XhC6BG7hFmZgn0Rr0v+CgMyfDxSsaSpcB4tt1ndqUdKHVbb5rahrd14W juv6jnbMsRJgBYJpJPSHzhsO87Ny/O+73sznFkxm0ZSPT19YthXQViAYooNBsZkJ twVSKomhB3cosW8gE6o/mFSyyWMryXOU01Ku18/askX4/+F/U20rF6SMAeukB5F1 uAmPTF081y6lSn5ZlPqEu4BUjIjz24fb+lvTwuWTk1U2al9aILzsBcwRCQcBu7RH jcHRgEq6QfI9TjY2axqSIEvb9ewP5ox+ozmD1X+jd5+o2dqDL7Lyn+KEi6y7Kd7b NfaygiuGGUtc/9CBO2owQtZCnIdnjJlY3aDjS4L7gTCsSJlFQ8HmcYXbMSAGfT4e uv365/pIVE5lFvVWeyrzTl7Vgi2av8ZkwiDN0C+GAul+U6kWV60PHDG/JekzcZmq d2XTAX+scZ3CDXQhilN1rpkCAwEAAaOCAmswggJnMA4GA1UdDwEB/wQEAwIFoDAd BgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNV HQ4EFgQUUzECmGBR/7ifSqMkANrdvQtlnAMwHwYDVR0jBBgwFoAUqEpqYwR93brm 0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8v b2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8v Y2VydC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzAiBgNVHREEGzAZghdtZGVzaWdu ZXIubWljcm9kdWluby5jbjBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLf EwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCC AQMGCisGAQQB1nkCBAIEgfQEgfEA7wB1AOcS8rA3fhpi+47JDGGE8ep7N8tWHREm W/Pg80vyQVRuAAABcL0lIRAAAAQDAEYwRAIgQ9pEYbCwysSODt1Rpr4rqTU6f8Vz J7g8TuKZIbmEUFcCIGO7d8tuZerXPzFqrDXKpUIExr+3s14UwDIelVxhgZeaAHYA sh4FzIuizYogTodm+Su5iiUgZ2va+nDnsklTLe+LkF4AAAFwvSUhBwAABAMARzBF AiB/d7e8QrU+uQiSF9f+Dce8bxtyILp6dx4iuI1LR75UWQIhAMkid6oiQDXc01og cw45gcbpUy1OoiqFAK/p35slJOfgMA0GCSqGSIb3DQEBCwUAA4IBAQAckVaeQ1uw Ut5+YMygVY97Tg/BgIjwxKRTd9OL3rAAmoVdlO4gn2njfHh84AE9pD9d9WGVq47m vU1x5ea6ahvMJZ9YVNYMXI3sEtS+nZHGf3Hfu7hbxMlCTBNQGYO/XdUOEGT6gADT tHfGxwmfjneXmQyjFT8KB2n3yn9znTMv0fA2uRlWJmN234Lw/OhF2rRfjgmQcZoh jey2xeYNbAAerd/Rj7JkrHDKpE1RU9XxunkWH+vlt0gxlrreWlea6Jo8A4wT+GN2 /Lg+EjK+jtMsddD6nKmfdRBGmVIPSXeD2SdE+FkUm1I3o2q/6xaQKaIyRtLmMlC0 6ZSuQbXPKXkG -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA2yYo3+pFBPMhbg0HwaJH D7CbZHR7U2R2/csstg2QKfwuVNX78K3A+jql3T3hIs0cx/fk+KANKOlXkUT7DVHm UhXzzNyG++Ya+tTFnbPlq9CM2/tGsJ4ycQXCARx1UaWQ9l6PShdWXdAapz+OCw6D V6uO7Re4+1adA7eXHqThaRt2l2NT+f8BA++Yt29t/EV+rWz3K/kLnwUyb7bU/0XA 6sfgo6k2XhC6BG7hFmZgn0Rr0v+CgMyfDxSsaSpcB4tt1ndqUdKHVbb5rahrd14W juv6jnbMsRJgBYJpJPSHzhsO87Ny/O+73sznFkxm0ZSPT19YthXQViAYooNBsZkJ twVSKomhB3cosW8gE6o/mFSyyWMryXOU01Ku18/askX4/+F/U20rF6SMAeukB5F1 uAmPTF081y6lSn5ZlPqEu4BUjIjz24fb+lvTwuWTk1U2al9aILzsBcwRCQcBu7RH jcHRgEq6QfI9TjY2axqSIEvb9ewP5ox+ozmD1X+jd5+o2dqDL7Lyn+KEi6y7Kd7b NfaygiuGGUtc/9CBO2owQtZCnIdnjJlY3aDjS4L7gTCsSJlFQ8HmcYXbMSAGfT4e uv365/pIVE5lFvVWeyrzTl7Vgi2av8ZkwiDN0C+GAul+U6kWV60PHDG/JekzcZmq d2XTAX+scZ3CDXQhilN1rpkCAwEAAQ== -----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 320820076361952177642736358289837138293595 . . . . . . . . [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 2020-03-09 01:34:51 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-07 01:34:51 +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 'mdesigner.microduino.cn' . . . . . . . . [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 894050167528369689456044752945522432268865772415317232807361615664275157853723924320062520281723907900906320822752469270719140902320137726321758012912279517561880211546362322841967098002635472479575011487526687073407538029314592396819521629451802616293047033398162687742635470283852016000370308081978361119935802290605183396352926083814145509983941702715799504589314478561731446937697763918858668303699073721818096815513439761025597777571207611529723752777268918240557081002316127439701598558155037240488390036346205583176683360750983681041733596682567405690329119219588721586009946922927478986924598031123173640046878923095031583580503093358162067897738466570738431974032223503233273612626621785828912346258231701010095608286219195783381838551579369170724208692458280892411316201977192351402707287601388850665091069018950544162422973037742631435418319867821049269168633834295605746654539707947076165104794174169789556725485305260539569295462204770771450704893922643860252296862603094954690276183327403966390836836615422741209062152444972942065184308887360922104780473955825338354739406890116637740576026295808720228883510905758613399596428680774635644419342038877214070372619341254388508200777063845477399514804539113226485970087577 . . . . . . . . . . . . . . . . . . . . [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) 533102986051ffb89f4aa32400daddbd0b659c03 . . . . . . . . . . . . . . . . [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 'mdesigner.microduino.cn' . . . . . . . . . . . . . . . . [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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef007500e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e00000170bd2521100000040300463044022043da4461b0b0cac48e0edd51a6be2ba9353a7fc57327b83c4ee29921b9845057022063bb77cb6e65ead73f316aac35caa54204c6bfb7b35e14c0321e955c6181979a007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170bd252107000004030047304502207f77b7bc42b53eb9089217d7fe0dc7bc6f1b7220ba7a771e22b88d4b47be5459022100c92277aa224035dcd35a20730e3981c6e9532d4ea22a8500afe9df9b2524e7e0 . . . . [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) 001c91569e435bb052de7e60cca0558f7b4e0fc18088f0c4a45377d38bdeb0009a855d94ee209f69e37c787ce0013da43f5df56195ab8ee6bd4d71e5e6ba6a1bcc259f5854d60c5c8dec12d4be9d91c67f71dfbbb85bc4c9424c13501983bf5dd50e1064fa8000d3b477c6c7099f8e7797990ca3153f0a0769f7ca7f739d332fd1f036b91956266376df82f0fce845dab45f8e0990719a218decb6c5e60d6c001eaddfd18fb264ac70caa44d5153d5f1ba79161febe5b7483196bade5a579ae89a3c038c13f86376fcb83e1232be8ed32c75d0fa9ca99f75104699520f497783d92744f859149b5237a36abfeb169029a23246d2e63250b4e994ae41b5cf297906