www.rubiwin.com

Issued by R3

About this certificate

This digital certificate with serial number 03:74:70:c9:7a:25:17:1a:d5:ab:ac:94:51:8b:97:18:47:3e 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:
  • 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=www.rubiwin.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:74:70:c9:7a:25:17:1a:d5:ab:ac:94:51:8b:97:18:47:3e
Serial Number (int): 300959532022698642034601376861631484020542
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 34:90:69:de:fd:dd:5f:89:92:e5:4e:1c:de:fe:24:96:3c:92:f3:8e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 42:7e:60:60:01:d4:24:a9:81:ed:f4:38:45:cc:65:f7:2f:5e:db:b1
Fingerprint (sha256): 22:30:c0:7a:19:9b:b1:cf:db:51:41:1f:cc:57:e4:76:de:ce:91:a2:20:5d:ee:a9:2f:ca:c0:fa:cd:aa:f0:dc

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

Revocation information

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

Check the revocation status for certificate www.rubiwin.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.rubiwin.com

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

rubiwin.com
www.rubiwin.com

Other certificates including the domain name rubiwin.com

(limited to 100 certificates)
www.rubiwin.com
support.rubiwin.com
www.rubiwin.com
*.rubiwin.com
support.rubiwin.com
www.rubiwin.com
*.rubiwin.com
*.rubiwin.com
www.rubiwin.com
support.rubiwin.com

Certificate

The complete raw certificate details for www.rubiwin.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzqG+MS+vTfFXVQCytf6l
CeQi5YR8yRNBYx6HDSVkRqE3nrwybGOOWPqElGfRsLe2zlyE7AepTmHTHfm1wctC
K63LyKOITz8qZggCQ2BTp84cRbIkz1Vg5og/tvsTUfvUysAPigFQ7V4qTfJiGC3g
JjfcP3fFzR7K0DqJfJQx+DJmHuPGwjxgmne4sCSDqH+/UINGaUtuw5Lm9pOi0zpe
g8nTvWDplLl3oo54DQFezSLCFDNKuKsQru34qDjqGi4x3kmaHlbM8zi22s87gUb6
4RENrXR0OOWErBtKMiFSAhoZYk8cP0gfvxLqHenXd9h84a6GYaPCDIhNmi/+/8id
rwIDAQAB
-----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 300959532022698642034601376861631484020542
 . . . . . . . . [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 2024-02-06 00:28:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-06 00:28:20 +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 'www.rubiwin.com'
 . . . . . . . . [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 26084849238384017572371241327943050914248317666463707143080287502341064742994015789656956553373521854836089082421096551605127124877982758454847289381384695390087849863042272394485363023759282739964106708075892256971489172238442724026593307438040512118559573628010036587245868841785246875795467596905322806549957664179667605236157324453253873973380083672252051903655468121786575540772585437133448022557226566524595973156355293846072210399675336434649642261795853804229644211093452969867936686715394811121191690020775140908565786407390374371417362858808933010486843954691580833049445953736022894204776908002712592358831
 . . . . . . . . . . . . . . . . . . . . [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)
							349069defddd5f8992e54e1cdefe24963c92f38e
 . . . . . . . . . . . . . . . . [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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'rubiwin.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.rubiwin.com'
 . . . . . . . . . . . . . . . . [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)
							00f000760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018d7c07c8890000040300473045022100963fc9bce606bf842d77aa7f2c72ff1887c17f4dd6b40c7845aa1d646a4904ea022034052f44b06a7715c96e6b2162ca14a818f343093da11fc157302c993118fd79007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018d7c07c8610000040300473045022029292b876fb60d6f5815cd1492132a18087cf671581506d4191b560b7a07bb38022100ecd190bf1bd885b051492b460161fa11f5904b09a9c1aca237dc307d54c183bc
 . . . . [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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