mdesigner.microduino.cn

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:ea:be:4b:d1:9f:74:50:13:d7:65:08:58:7c:ab:88:fb:13 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): 04:ea:be:4b:d1:9f:74:50:13:d7:65:08:58:7c:ab:88:fb:13
Serial Number (int): 428328164579660993236719406074958359100179
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 19:04:5f:9f:bf:72:a8:28:7f:4c:59:d7:f0:4f:09:8e:6e:71:a2:28
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 35:95:b3:2a:d0:7b:99:82:b6:95:56:9a:41:12:11:31:84:95:e8:0f
Fingerprint (sha256): 16:2b:cc:2f:18:dd:c6:b3:67:6a:3b:52:ed:ba:a9:36:1b:b6:e0:30:36:f3:bd:a5:ee:5f:a9:e2:d5:b6:88:53

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check 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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www.microduino.cn
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mcotton.microduino.cn
accounts.microduino.cn

Certificate

The complete raw certificate details for mdesigner.microduino.cn in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 428328164579660993236719406074958359100179
 . . . . . . . . [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 2019-04-01 13:26:59 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-30 13:26:59 +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 756912392486724354450096769109127089527316395527783026545630167690194427491289521435659579432436470831346144079548741305528177890961840589786159570851819716048142976986598780884341554620521513030561786033961781115312495376646095179074154326839936896660871813985033703594089062640718377037648932263978330038309016013763925554207129184500412793947907902194849995923951703724561836246485868619151163950013053352477305044804505044292218712749915200849508955837383670707120565055160887923598242556539916087067203783972973660829597555965740087540018096544540048743096486737766888213049799238466256220909191404691092207600124918221044807202715653418619851238659546084163717540244408590918749151714973745128654633225999681390332749700186869923192927860422011358796599323709640104918913774435328280500616748815089437072248077114897796339572276902359537891741903734660281107624261754098095884495484389016624281653013615918820596495956323736612820602730078491305548417419920051427339764385154942147425740709321383762977763244797329849314314912134933379371385903031931755019855208059802445913499366855241680467712151034859147404422275733005358393057028640576958217842050354437689767790400076572158713841161335823113522439552485234200578272105099
 . . . . . . . . . . . . . . . . . . . . [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)
							19045f9fbf72a8287f4c59d7f04f098e6e71a228
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000169d94bd5310000040300473045022100aa7910c8a08a9f3ecb79253943727205a8642f125d373777c2ebae1264a4eba202200dc48b36adad0d35f0cd4ef7c8c7bc5dc0db7a04643039a929e9cbd20462a3ea007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000169d94bd5310000040300483046022100c22681811f4c1f7e01410345b2a484bcc108ae6be0435fd1600c86017fbfdf22022100ee16d2a55ce78699a7cc9355bf5b06098631251622a39d8248d63dafd506f0d0
 . . . . [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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