askwhy.fi

Issued by R3

About this certificate

This digital certificate with serial number 03:0b:31:fc:97:9b:eb:bf:85:e2:8f:e1:53:eb:dd:70:e7:2b was issued on by Let's Encrypt.

With 20 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=askwhy.fi

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:0b:31:fc:97:9b:eb:bf:85:e2:8f:e1:53:eb:dd:70:e7:2b
Serial Number (int): 265146407537010050547810338291143939254059
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a9:b1:f4:8f:9b:12:92:ad:e3:c8:d4:b6:12:6a:0d:7b:e2:78:d3:8e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 0b:99:91:1b:50:9b:d0:5e:53:b8:52:03:1d:46:0c:a2:98:8a:f4:3a
Fingerprint (sha256): 83:37:d7:9c:36:dd:59:7c:1b:07:e3:a6:e4:87:7d:6e:01:6a:6e:14:ac:87:20:38:ac:94:55:2d:0c:dd:51:2b

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

Revocation information

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

Check the revocation status for certificate askwhy.fi

20

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for askwhy.fi

Public Key Algorithm

ECDSA

Key Size

256

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature

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

askwhy.fi
blog.futurice.com
futurice.biz
futurice.co.uk
futurice.com
futurice.de
futurice.fi
futurice.net
futurice.org
futurice.se
futurice.uk
www.futurice.biz
www.futurice.co.uk
www.futurice.com
www.futurice.de
www.futurice.fi
www.futurice.net
www.futurice.org
www.futurice.se
www.futurice.uk

Other certificates including the domain name askwhy.fi

(limited to 100 certificates)
askwhy.fi
askwhy.fi
askwhy.fi
askwhy.fi
askwhy.fi
askwhy.fi
askwhy.fi
askwhy.fi
askwhy.fi
askwhy.fi

Certificate

The complete raw certificate details for askwhy.fi in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEBPv/xvWurFuO4XJpNws+Kwh6AJ2J
UJA4szG2UdFKXjDC2TwbpKH0hLGv5OYyP+1iPfq/jB3ZvHe7bb74paPoxA==
-----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 265146407537010050547810338291143939254059
 . . . . . . . . [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 2024-05-03 19:23:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-08-01 19:23:17 +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 'askwhy.fi'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey)
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1)
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits)
				000404fbffc6f5aeac5b8ee17269370b3e2b087a009d89509038b331b651d14a5e30c2d93c1ba4a1f484b1afe4e6323fed623dfabf8c1dd9bc77bb6dbef8a5a3e8c4
 . . . . . . . . [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 (1 bits)
							0780
 . . . . . . . . . . . . . . . . [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)
							a9b1f48f9b1292ade3c8d4b6126a0d7be278d38e
 . . . . . . . . . . . . . . . . [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 (318 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'askwhy.fi'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'blog.futurice.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'futurice.biz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'futurice.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'futurice.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'futurice.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'futurice.fi'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'futurice.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'futurice.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'futurice.se'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'futurice.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.futurice.biz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.futurice.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.futurice.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.futurice.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.futurice.fi'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.futurice.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.futurice.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.futurice.se'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.futurice.uk'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018f40202113000004030047304502202ed79892314cdc5c1142903242e337fc24580bc2383711e3b9b57ea4428437ca022100f8c2023185b973255fc7ebd63e87f00774ff1c2213fedc9b9f3000ef496c60ca007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018f40202116000004030046304402202857a00c5f8d7c5dcd748edf28f29626aaf61be875feff66843d1041b5b2e95102204b5fc3691964867d03a8bc0a37b834a5c6e55bcfc141aef4ba66f51d96461433
 . . . . [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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