DV SSL/TLS Certificate for www.ravintolapiano.fi

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the www.ravintolapiano.fi DV SSL/TLS Certificate

This certificate with serial number 06:bc:f4:89:8a:c5:b1:ce:90:74:88:fe:95:7b:72:d0:d2:4d for www.ravintolapiano.fi was issued on by Let's Encrypt.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for www.ravintolapiano.fi provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 06:bc:f4:89:8a:c5:b1:ce:90:74:88:fe:95:7b:72:d0:d2:4d
Serial Number (int): 586971846361974551642099739852066916454989
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: f3:1a:4a:b2:a8:18:54:84:61:ea:b7:5e:ec:6b:98:47:6a:e7:87:9f
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): 0e:c0:2b:c4:af:4e:1c:13:10:02:66:a1:5f:f1:e9:83:15:a1:df:47
Fingerprint (SHA-256): f8:10:d8:5e:8f:b3:5e:4a:b3:2b:ba:bb:24:3f:c9:68:31:79:cd:e8:c0:09:62:8d:18:d6:6d:88:54:c4:39:d9

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/78.crl

Check the revocation status for certificate www.ravintolapiano.fi
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for www.ravintolapiano.fi

Public Key Algorithm
RSA
Key Size
2048
Signature Algorithm
SHA256 with RSA
Key Usage
Key Encipherment
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for www.ravintolapiano.fi in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqq8Qb/gFiCGBiAgArkoi
KIBq7MZy2hFS9/uXaezVBrkTgFFyhVBfnH1VI5NlAiauuVpPqLK8g1PNI+N4xUE8
TqZmhqniuYp0SK+KBqCABeE6IAv7/39d01tKTg20I+5XyM52UefsM9s9tQb1hO8A
RHRL3eJxHwoczOGjqNAJz4DttF4M/VwrPljgmZJQP814Tpi5/7JCv34lnU8vfXlg
ZSx1DuMI81fe3IlHhiJVmz1X9Ky3L8SSDDiopbS7Aqk6YmpgDbN/5jLnzcp2FcsT
YeB+8OX07Bvx7e+yF9YdOWrytvaTVT9HkpQlvxiKRjpKjoJ+St3BZDCq9jGbhIh6
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 586971846361974551642099739852066916454989
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-06-15 07:31:55 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-13 07:31:54 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.ravintolapiano.fi'
 . . . . . . . . [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
 . . . . . . . . . . . . . . . . [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 21546839222911133077728867214320103275392649507098647276384296974586113551313943322606817828664323041088777533283630190920344711803301700972357616707954550338229233952697989457217821199666822299920969862873967148650254135334984834601694906599672143408687147575255704569252823116822867315633613378580498699651537110269628017252265481354646495369470630406276883193122564792038377763165880185895176460844834540546714015543613302018426275003519545901920601870826829567281893190289690249606671735566905403052843774578149901997660639459296904798379073101361312358396407835207409836198317853999057277702370178032280642550503
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							f31a4ab2a818548461eab75eec6b98476ae7879f
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (44 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ravintolapiano.fi'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ravintolapiano.fi'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.c.lencr.org/78.crl'
 . . . . . . . . . . . . . . . . [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)
							00f0007600ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db00000019772b617880000040300473045022100e00b88938d5962d85eeaaa59554494228ceb423ab7a9df5655308ef8ee4daf77022061ffa419ec7ed985e3eb1bfd67451ba5bd3c05fecbd85323e5b3ff44f6dbad210076000de1f2302bd30dc140621209ea552efc47747cb1d7e930ef0e421eb47e4eaa340000019772b617810000040300473045022100bafe2698136da8d0735bcfc1bfd2eae5d2dd14849ef96dbc304e1fbd953f652e022067e68562f53d152926c55e276ac57ee3f8a6ccef0a3c7cf0e10c5cabf94c1a05
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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