*.yombu.com

Issued by R3

About this certificate

This digital certificate with serial number 04:64:6b:be:0b:85:9a:3b:be:b0:4c:ed:97:0a:2a:1a:16:bc 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=*.yombu.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:64:6b:be:0b:85:9a:3b:be:b0:4c:ed:97:0a:2a:1a:16:bc
Serial Number (int): 382620594584778524721686364825117798307516
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 87:df:52:5b:fa:f4:30:c5:05:4a:25:ff:bf:d4:b9:5c:66:00:a4:05
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 7a:4a:d5:76:20:2e:5b:df:c2:17:0d:8d:75:39:d3:dc:b5:20:50:fe
Fingerprint (sha256): 56:79:94:95:e4:b2:af:2f:21:b2:ec:7d:6e:92:1f:c6:d4:c3:c8:09:b9:22:6d:7e:9d:91:b5:5f:31:b9:f8:f5

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

Revocation information

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

Check the revocation status for certificate *.yombu.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.yombu.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

*.yombu.com
yombu.com

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yombu.com

Certificate

The complete raw certificate details for *.yombu.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6TwGAQ8v6qxMSNVIKby7
c6dU54ZJJHIKJ4qINDePEdPAQ03kxRNcBZA9G3lYYukn0/4RmBQNefzIpdUBk8qS
vERg2c+XHcmdUKHiXxGfhB4qjqgpR7Nv2pke40rTjwcZM5+MFG6+TQD2dF12J5ki
H5h8t2db6+8DuhMEP7fQ6uGyjsd2aL6ea/NdXesa32sEVjmkbKoLSp+3McBXNEaO
E3hk8yZuFVo4R2JKEFRGuMCEXuIZ2UdeMjycezalQHWx5k3Ut7iO/epNIcKaiHyJ
LzSQ0GXWznSkL06WNYBCxFUXfrLvkoi3bgM7IfmBklKlmmqUAlOZxzn6joO1JliV
qwIDAQAB
-----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 382620594584778524721686364825117798307516
 . . . . . . . . [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 2023-10-30 15:53:19 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-28 15:53:18 +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:12|false] UTF8String '*.yombu.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 29443123725250854459917983374324929606677649889192112275814372764315990690064309614332442163965556971781818684500840561128243607487209015864265763927949122274159637845851953401737999161208175419673380820725367434920061283763337966765591937686925704229093074662607644027401440840993955233710129986543905261314573601453173267565858728457211345976750635689307818265903162721856804713779656903675774923589356540798898012503220140056427125156485228509325669007689655775634051659318432893297122039427295359448337193530590156342475344031859631791123622565398450007492617262659000062628488088527386292976425189403008135894443
 . . . . . . . . . . . . . . . . . . . . [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)
							87df525bfaf430c5054a25ffbfd4b95c6600a405
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.yombu.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'yombu.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f20077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018b81810ac20000040300483046022100da043209bf6d24cd8df0867e1985ba57bf115d787c05874f9cbac671ba977d83022100c171d6a263c80eb0a78579654a49670034085a0e2ddad86450360a9a3981ee9a00770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018b81810b240000040300483046022100ffda038a883e1c98b81b1c1c054247211b9c35ead5652b6a147ac59c6e7a42530221008a42cdf24ffe004e8568f00d9e6895048efee0bfb3abd623abc57d76065ddf80
 . . . . [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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