microbitcoin.org

Issued by R3

About this certificate

This digital certificate with serial number 04:02:d4:1e:ea:4b:e9:fe:d8:84:49:20:5d:b6:08:bd:54:57 was issued on by Let's Encrypt.

With 2 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.


We have idenified some issues with this certificate:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=microbitcoin.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:02:d4:1e:ea:4b:e9:fe:d8:84:49:20:5d:b6:08:bd:54:57
Serial Number (int): 349411665316993399263285470108832803673175
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: fb:8b:09:a4:6f:9a:92:aa:3b:34:bc:c0:c7:3b:14:a2:33:1d:df:f9
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b5:59:ec:af:55:37:61:27:04:bd:ec:b0:63:cf:e6:5b:6b:28:15:c0
Fingerprint (sha256): 04:f1:ed:87:84:38:1a:85:2e:ca:4a:a4:02:89:7f:bc:a5:7b:46:fd:a9:80:9f:6a:45:ec:0c:9e:48:ec:84:dc

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

Revocation information

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

Check the revocation status for certificate microbitcoin.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for microbitcoin.org

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

microbitcoin.org
www.microbitcoin.org

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Certificate

The complete raw certificate details for microbitcoin.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA+aOIgM32QATJOJYZMDbG
lk6anDe0SQ9YDZ5LSVWf9sp7qaFanKw9KMzNYWKUM8iPpfcZ9ULkK0HJ4BAZsPty
E44LP4BN1k/IWB8SOZ7ZMSp7s5r4Tx3mhdfZh4/0HTREX3vyfM+Ch/s0S0Cgqf7U
L089Qv2GvgTbk4FixGiy1pPutp5zBJMKiGStmOsq3RT6oZv7F/BocojsYF8n9bDl
tyvx0tPAguTI4xC7yE9IhH7Yx6uZRDrEed2zLcr8Gl2G+pxDhKcslZKYs8w4dxSN
pr730RpF8wtZfOZPGjkGpgJgulGkmTGFTGd7dTGd3ISHp++1L4s81/s9xKtlgyVV
vQIDAQAB
-----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 349411665316993399263285470108832803673175
 . . . . . . . . [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 2023-07-17 22:48:59 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-10-15 22:48:58 +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 'microbitcoin.org'
 . . . . . . . . [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 31513979170602924251430408857478678443223617644553299455152870242142566664531921876822581156987649199364626052249206128661634553512277749203517485320735575264935475630166273143444891236831938301973913880166501320544067642475506173839334125555344292572592933987186762005862525099186234699017104803381643603258522351372324850958809964059670315102632981838579455834965016624580416189203710484619243010266294264800737351848408652119104387913046375033675479917977742834084441686804442244474097520926758079284670806294914018937836113462242601595249688609317048315132427061568299450878949977079354616315656738703346659317181
 . . . . . . . . . . . . . . . . . . . . [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)
							fb8b09a46f9a92aa3b34bcc0c73b14a2331ddff9
 . . . . . . . . . . . . . . . . [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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'microbitcoin.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.microbitcoin.org'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb52000001896641db40000004030048304602210089578176920cd90991f06d02bf3c26ed4db8319604dd0982f3a8ae048929ce6f022100dbd43b3228f5450ddc2ae866a3e464386d90f44a8609c72dbc97569ecd68a651007500e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e000001896641db3d000004030046304402205bb883f9e9ea06671f531aef0f10f0ed2922f7db8068edc45c3975e2a6ed88b602207ed61661917d0a62257058d806cc39b7dd8032b84debb49a6726ae7edac152fe
 . . . . [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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