mychips.io

Issued by R3

About this certificate

This digital certificate with serial number 04:9e:39:3f:f8:0a:ba:5a:a8:5f:7e:df:72:1e:78:2b:aa:6d 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=mychips.io

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:9e:39:3f:f8:0a:ba:5a:a8:5f:7e:df:72:1e:78:2b:aa:6d
Serial Number (int): 402289855841898628853631496382663617129069
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 5a:bd:87:d2:4c:c0:58:33:22:55:42:04:97:13:01:da:9a:a7:d6:9e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 82:3c:50:aa:38:d5:28:78:49:0f:6d:43:43:91:81:c7:25:87:bc:7f
Fingerprint (sha256): eb:f8:bc:8d:ca:45:cd:d5:1f:b7:b2:20:99:61:74:76:84:5d:02:17:61:2c:f6:e7:02:cc:94:27:72:a1:78:b5

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate mychips.io

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mychips.io

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

mychips.io

Other certificates including the domain name mychips.io

(limited to 100 certificates)

Certificate

The complete raw certificate details for mychips.io in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAw6nJ1oTUb9xDEDE5kh2G
LuXAO1w7B04jb7e5RHuMH0BX4Cpcn+/EeeaKyF3O7qQJhE02FfgvgMRj8zr8abUr
avI/G7AXoutYe6BzgHsPxIhVhWQPjTbFCfMJo/yPZ2jRgVZ1OY09fllMx7FU2xwa
rQSgp/aXVYt0Sb86JsH8+ksEO31Kio/mJCAf7T+hesUKTPN+ykyKJXRAAtHpD71L
bXPUtPU5jzUZTbQiVcgqs/8o/H3EL9OigPtpHQOSpMXDv4k/Wb2uwIQwgDg8cYeI
UGuDD9uyTJrMByV1ecwmiw9ZidPo5B0+pkBYvYcV6aYW0W2AqTQq/O5/6Zmi7dEB
5wIDAQAB
-----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 402289855841898628853631496382663617129069
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-22 20:58:10 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-21 20:58:09 +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 'mychips.io'
 . . . . . . . . [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 24700195263494734229161457815437931443832027043007126446505636663686191658489618450736376030481599370106823287552964373128637660897439941163398246221935027904761840084628414476635998465044498646229308749157641660353613381481873620527931651186105953866692102930029731475042908904039581465961894441296783868702142771187592481879866973693391781076723572948996842241777567763648680330075398638613443673977798206573204521825791177266005805599005239353654243811127498411610310356313365024828827736831293835350392475877135094508128272985945487625419046149202244149750393667384382696198915852065889008911870135989882586202599
 . . . . . . . . . . . . . . . . . . . . [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)
							5abd87d24cc0583322554204971301da9aa7d69e
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (14 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mychips.io'
 . . . . . . . . . . . . . . . . [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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018d332e533d000004030048304602210086c08121c76adcfde3a5018e93e67fcb8b683385aeaa0564a42066c964add657022100ab8d77ced97e4fd4bf3194e4f11b2c5a2838a5f0bbcf59ef58ee04f1093704cb007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d332e53be0000040300483046022100919645b97ddaa5f241d851aa2687e5fa782dfae7ee40fe64d3a8c36af9f634e7022100a1b620af63f9be61324496e69596220e20ebea49fd214c34807d294642ccb6ac
 . . . . [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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