buggy-api.microduino.cn
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:f1:4c:f3:0f:e4:d0:00:48:aa:b4:d8:c6:70:fd:99:d6:74 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=buggy-api.microduino.cn
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:f1:4c:f3:0f:e4:d0:00:48:aa:b4:d8:c6:70:fd:99:d6:74Serial Number (int): 430559477533167972183852830396063107634804
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 8a:8c:71:36:2c:dc:71:a7:67:a7:f3:bc:2f:d0:7a:af:30:7d:51:2f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 7a:a5:70:4b:ee:5e:3b:0c:56:44:92:72:4c:f1:08:94:9c:a2:f5:26
Fingerprint (sha256): 17:be:df:e5:3d:4b:a3:9a:61:0d:73:dd:f9:3f:32:f3:f1:2a:29:74:21:fd:f9:c0:3e:1d:4d:5e:d4:2c:ba:e0
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate buggy-api.microduino.cn
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for buggy-api.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
buggy-api.microduino.cn
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(limited to 100 certificates)
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Certificate
The complete raw certificate details for buggy-api.microduino.cn in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGZTCCBU2gAwIBAgISBPFM8w/k0ABIqrTYxnD9mdZ0MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA5MjEwMTMzNDhaFw0x OTEyMjAwMTMzNDhaMCIxIDAeBgNVBAMTF2J1Z2d5LWFwaS5taWNyb2R1aW5vLmNu MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAwx3EjSA0OqIpNwuZyCJ5 5UlqtIhLExe6GpMMAw7x2LLpo9jM94CToj1NFMmiwqOE3gV9ujwD8MLrVL5WKig0 SsNl40ozUJvgO/cMXbwr0vmiTiXRidKUn46FELoQG0X55hoj/uZYccAIUNI0EAnX lMoVNnV06SCRkcknGtJqfrc43eucoCtdXQUCstuZa0CyHsPuxRELr41uulVYb4Wm mm10H5FeMF19ykWFRFrhecSAzsqDu21iLOu1pSKWGBc3VJ3lomWujQLKsN4qvBH0 tQRXiGBx5LsA3sRW5TbTN2OO8S8ivQVcEUbsrmkiyUPwVdt6MfJdVyRzqQy2SIrE Z6qNSe/llfF82TCwBrxfCkM5BchafP6sytakF8yR4TgYcgoCMUjaKsciKscx2UO5 tCWyQi+b1rI3YOyJqTzOPTqDTqkjQYIJwAw2PYaOC8NVn+j1fTxZlFBLEhUpYj6W qYW0rGvZ1ATs8I6hFUBR5D2jF56e4iA5TGbuScF47MvEI/41fFcONS5EhqaURxda Gr2K+14xOn/N01bD2clSAPjKu9O+nBRhyx448bPmkz4v3iQlFrRCBOpJWruAGeNR 8yTcC+/Msq7eP0OQGJoABusV19/WSvqlh32Z50xbHyxxPp7yVfTNRPa/GZsaHIWO uyd3KP7oj+5lYgzrMw2InC0CAwEAAaOCAmswggJnMA4GA1UdDwEB/wQEAwIFoDAd BgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNV HQ4EFgQUioxxNizccadnp/O8L9B6rzB9US8wHwYDVR0jBBgwFoAUqEpqYwR93brm 0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8v b2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8v Y2VydC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzAiBgNVHREEGzAZghdidWdneS1h cGkubWljcm9kdWluby5jbjBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLf EwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCC AQMGCisGAQQB1nkCBAIEgfQEgfEA7wB2AG9Tdqwx8DEZ2JkApFEV/3cVHBHZAsEA KQaNsgiaN9kTAAABbVGrEp4AAAQDAEcwRQIhAOe5JgwRHKpZvlK/R4Xrh0BMs7+7 dq6ng6U+0hseHgIfAiB/KvWFibs1Ctp5Q1lgA/QhDqUOztTWOK79cx46cL0lnQB1 ACk8UZZUyDlluqpQ/FgH1Ldvv1h6KXLcpMMM9OVFR/R4AAABbVGrEZsAAAQDAEYw RAIgGmKEaZCHs9iNOHieTVCWD2CskbPN5VqsZjicJhF7jwgCIFBdK4MpEiIV2TVx RQEDqc1LdmYExEWaZRS27bhzyHN7MA0GCSqGSIb3DQEBCwUAA4IBAQAinficiL+j ii2sZfW8IrXPtU3NOVdDnbQH4MchVIxqkONd28qb2aFUH09cbFYXPiM9NCyRtKfW 5YitmPNAHefxk4OF02FtVPTFrE58QgY08K9S0ENJkxeAa/BZJHePqacTV6LV2HyH v/L7QWVUyhIR+69FhDLtd/cpjNzfqmjgwQJzf76re3Np2vbhBQYfXWvJGLt6rD6P rGe4IMWdYzy/no2cOWoKi78/2C1zRIbCqlZLPVEhPWXL2dRKzJnNTeH9CMudN1j2 Z545nc3GYPmtK2KXS+KhldyypPM+Yu7tBl7po6NDrGKe23BS/9YHdN0POl50Wz9l u0AXWC0OIpLx -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAwx3EjSA0OqIpNwuZyCJ5 5UlqtIhLExe6GpMMAw7x2LLpo9jM94CToj1NFMmiwqOE3gV9ujwD8MLrVL5WKig0 SsNl40ozUJvgO/cMXbwr0vmiTiXRidKUn46FELoQG0X55hoj/uZYccAIUNI0EAnX lMoVNnV06SCRkcknGtJqfrc43eucoCtdXQUCstuZa0CyHsPuxRELr41uulVYb4Wm mm10H5FeMF19ykWFRFrhecSAzsqDu21iLOu1pSKWGBc3VJ3lomWujQLKsN4qvBH0 tQRXiGBx5LsA3sRW5TbTN2OO8S8ivQVcEUbsrmkiyUPwVdt6MfJdVyRzqQy2SIrE Z6qNSe/llfF82TCwBrxfCkM5BchafP6sytakF8yR4TgYcgoCMUjaKsciKscx2UO5 tCWyQi+b1rI3YOyJqTzOPTqDTqkjQYIJwAw2PYaOC8NVn+j1fTxZlFBLEhUpYj6W qYW0rGvZ1ATs8I6hFUBR5D2jF56e4iA5TGbuScF47MvEI/41fFcONS5EhqaURxda Gr2K+14xOn/N01bD2clSAPjKu9O+nBRhyx448bPmkz4v3iQlFrRCBOpJWruAGeNR 8yTcC+/Msq7eP0OQGJoABusV19/WSvqlh32Z50xbHyxxPp7yVfTNRPa/GZsaHIWO uyd3KP7oj+5lYgzrMw2InC0CAwEAAQ== -----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 430559477533167972183852830396063107634804 . . . . . . . . [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 2019-09-21 01:33:48 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-20 01:33:48 +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 'buggy-api.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 796004975844407041291801126368584546994052661054002627736667258129079977499786606265984780771224051865788456509814203705305799930167928981308810106919262308835952875062479549972514019766339323184151248585273579805428169301562535723773872315569110034440535238960994545180871432114161220259293133775185802013044692326634291339911962322592863281242572464727044053681697340979385967325883348531407955270912131133785272644359854258471709421467629145839322333461355769373925971362176066741079136750489649296713726520334280221924565783755842712301402101391574467731150784951492627989471638908705058800146157894777297498817701974467528748774297431717794059391442421261569757000998742335808479937671258506385353389615842415875549701446250760595017424597279868922022757207537163958177317300609439674416759494482619177935154674296533456308698657844838590434867211767649236614870425787461879050804736008969860746320838221486222771755243499097030343866822796961709701298774570335519277377550547401014085818545610245992130644203135689104244748816520066867015705994716860619323810397264388317692139958599959286552810221368915506528189663910781653793365220040536715727451325635083692651667390581896562464383849447941528646312854003846302207817849901 . . . . . . . . . . . . . . . . . . . . [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) 8a8c71362cdc71a767a7f3bc2fd07aaf307d512f . . . . . . . . . . . . . . . . [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 'buggy-api.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) 00ef0076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016d51ab129e0000040300473045022100e7b9260c111caa59be52bf4785eb87404cb3bfbb76aea783a53ed21b1e1e021f02207f2af58589bb350ada7943596003f4210ea50eced4d638aefd731e3a70bd259d007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016d51ab119b000004030046304402201a6284699087b3d88d38789e4d50960f60ac91b3cde55aac66389c26117b8f080220505d2b8329122215d93571450103a9cd4b766604c4459a6514b6edb873c8737b . . . . [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) 00229df89c88bfa38a2dac65f5bc22b5cfb54dcd3957439db407e0c721548c6a90e35ddbca9bd9a1541f4f5c6c56173e233d342c91b4a7d6e588ad98f3401de7f1938385d3616d54f4c5ac4e7c420634f0af52d043499317806bf05924778fa9a71357a2d5d87c87bff2fb416554ca1211fbaf458432ed77f7298cdcdfaa68e0c102737fbeab7b7369daf6e105061f5d6bc918bb7aac3e8fac67b820c59d633cbf9e8d9c396a0a8bbf3fd82d734486c2aa564b3d51213d65cbd9d44acc99cd4de1fd08cb9d3758f6679e399dcdc660f9ad2b62974be2a195dcb2a4f33e62eeed065ee9a3a343ac629edb7052ffd60774dd0f3a5e745b3f65bb4017582d0e2292f1