mail.combi.fi

Issued by R3

About this certificate

This digital certificate with serial number 04:5f:09:0f:32:b2:49:63:ec:08:28:70:52:41:aa:8e:a6:b1 was issued on by Let's Encrypt.

With 11 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=mail.combi.fi

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:5f:09:0f:32:b2:49:63:ec:08:28:70:52:41:aa:8e:a6:b1
Serial Number (int): 380788010549190889194911399093681525794481
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 96:d4:c4:3a:37:91:c0:ae:1d:e9:4a:c4:ea:b4:67:db:dc:60:dc:e1
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): af:a0:10:fb:d5:ee:2e:ef:50:bb:32:48:1f:03:47:8c:42:c1:28:80
Fingerprint (sha256): 55:22:18:c0:47:af:f6:5d:c5:b1:97:35:46:96:9b:98:ec:1b:c4:68:27:b2:e2:50:d7:c2:f7:4a:ce:61:c4:7f

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

Revocation information

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

Check the revocation status for certificate mail.combi.fi

11

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.combi.fi

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

combi.fi
combi.my.ee
cpanel.combi.fi
cpcalendars.combi.fi
cpcontacts.combi.fi
mail.combi.fi
mail.combi.my.ee
webdisk.combi.fi
webmail.combi.fi
www.combi.fi
www.combi.my.ee

Other certificates including the domain name combi.fi

(limited to 100 certificates)
cpcalendars.combi.fi
combi.fi
webdisk.combi.fi
combi.fi
combi.fi
combi.fi
combi.fi
mail.combi.fi
cpcontacts.combi.fi
webdisk.combi.fi
combi-old-fi.combi.fi
combi.fi
combi.fi
combi.fi
combi-old-fi.combi.fi
combi.fi
combi.fi
combi.fi
combi.fi
combi.fi
combi.fi
combi.fi
combi.my.ee
combi.fi
combi.fi
combi.fi
webmail.combi.fi
combi.my.ee
combi.fi

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFkDCCBHigAwIBAgISBF8JDzKySWPsCChwUkGqjqaxMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzEyMDYwMTI5MzBaFw0yNDAzMDUwMTI5MjlaMBgxFjAUBgNVBAMT
DW1haWwuY29tYmkuZmkwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCj
DA7PxlPGsBCiFcRIJbRzZ+h7xv6YTMNry2IzlwARL2SuHZXa36Ty3Hc7EScrAxeC
p7EYfg0K/W4jhpKHADou4eOkQnCFEmdU/h9sE7ArR/yDIvqJL/mwv2BZOeQQaHsz
pEvq0ZaiGZUu+1SF3179Ezrk604i9+6CaOB+hsA+3UZRgi0uQ7CP3i88CrcEuQCu
tb+DAFssS6XRSrV+Xfs7dTxJzGhZKWeLkI2aSpWUF+LA0T/FcueTcOX53F0g4J48
o6zb/rjdszAPEGu4HCPXcvMfY1KAOHcwEiIhPw7K1znt1G7lw0KkCjAUoOJ0fcaV
q6I2wxwXAUdYb8uiTcqRAgMBAAGjggK4MIICtDAOBgNVHQ8BAf8EBAMCBaAwHQYD
VR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0O
BBYEFJbUxDo3kcCuHelKxOq0Z9vcYNzhMB8GA1UdIwQYMBaAFBQusxe3WFbLrlAJ
QOYfr52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL3Iz
Lm8ubGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5vcmcv
MIHCBgNVHREEgbowgbeCCGNvbWJpLmZpggtjb21iaS5teS5lZYIPY3BhbmVsLmNv
bWJpLmZpghRjcGNhbGVuZGFycy5jb21iaS5maYITY3Bjb250YWN0cy5jb21iaS5m
aYINbWFpbC5jb21iaS5maYIQbWFpbC5jb21iaS5teS5lZYIQd2ViZGlzay5jb21i
aS5maYIQd2VibWFpbC5jb21iaS5maYIMd3d3LmNvbWJpLmZpgg93d3cuY29tYmku
bXkuZWUwEwYDVR0gBAwwCjAIBgZngQwBAgEwggECBgorBgEEAdZ5AgQCBIHzBIHw
AO4AdQA7U3d1Pi25gE6LMFsG/kA7Z9hPw/THvQANLXJv4frUFwAAAYw89XywAAAE
AwBGMEQCIBKyHNZ736dY9CnpG8qgbtLqiYvh14sDIE8XeuPP+3GkAiBMRzR9hp8T
EF76szqF3B3f43ZngSAvJQxRXvzQfx9hHQB1AO7N0GTV2xrOxVy3nbTNE6Iyh0Z8
vOzew1FIWUZxH7WbAAABjDz1fL0AAAQDAEYwRAIgOxU+cd1vP/6cNzTkjk+fc5L6
PhXM/Fu+o3AYR7a+W8ICIHuZ85C7wW8U/QIB5B24aTll7piwomgYDbbx2nFXJLYo
MA0GCSqGSIb3DQEBCwUAA4IBAQBnw4JbWWJzCx6HIN9/U5MvqoTYqDEXE95hS4MD
HBaJDgEO9dVp5NI6fCZA+oJhmjTtwo/v3+n7yGas2IAolgjvgTfBeH77vKsACsp+
8Di5+ClvtlSjXG6+nwmWTC34wrD8HRwAP0ui+T72HFr2LXfaXsgPyqD49aMQgRF2
D/W5xOZj8BiPXUL5Ir//y7nUy0oEqpjBOxnua2rfG4+1OZ9K+NrCSNZV80Yay6WB
aJ46zdnFvScMKI1Er4dAB+jilpqzgKuWYsuo/Lr5r+B/AN1i1SZ6fYMfgJotklKp
w80TnNySyG0nvoO5JQjbEvzJcuW9ZCVgTmm0at8UrJ45fH2J
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAowwOz8ZTxrAQohXESCW0
c2foe8b+mEzDa8tiM5cAES9krh2V2t+k8tx3OxEnKwMXgqexGH4NCv1uI4aShwA6
LuHjpEJwhRJnVP4fbBOwK0f8gyL6iS/5sL9gWTnkEGh7M6RL6tGWohmVLvtUhd9e
/RM65OtOIvfugmjgfobAPt1GUYItLkOwj94vPAq3BLkArrW/gwBbLEul0Uq1fl37
O3U8ScxoWSlni5CNmkqVlBfiwNE/xXLnk3Dl+dxdIOCePKOs2/643bMwDxBruBwj
13LzH2NSgDh3MBIiIT8Oytc57dRu5cNCpAowFKDidH3GlauiNsMcFwFHWG/Lok3K
kQIDAQAB
-----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 380788010549190889194911399093681525794481
 . . . . . . . . [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 2023-12-06 01:29:30 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-05 01:29:29 +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 'mail.combi.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 (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 20582789660802032256433689932234851260826335789911863011308676227581308246753803955765199377127838816500258011582280494910969054118980812695557952019469580959757623057416094567863463075111992148935115477192429131102193627361410009695016499751489162671451983906552397007869194853460588813819912712360998211764349247503896988532117137650437514591342781934940925520341286819812993792510263852942932580373930728822310183208748495041531632878910564585292902246093295565501610806014224375184119807296345013880236901297911449686263653646341116286743635567045253078306291245970055181096394280470737981853715785165810185390737
 . . . . . . . . . . . . . . . . . . . . [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)
							96d4c43a3791c0ae1de94ac4eab467dbdc60dce1
 . . . . . . . . . . . . . . . . [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 (186 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'combi.fi'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'combi.my.ee'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpanel.combi.fi'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcalendars.combi.fi'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcontacts.combi.fi'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.combi.fi'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.combi.my.ee'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webdisk.combi.fi'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.combi.fi'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.combi.fi'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.combi.my.ee'
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c3cf57cb00000040300463044022012b21cd67bdfa758f429e91bcaa06ed2ea898be1d78b03204f177ae3cffb71a402204c47347d869f13105efab33a85dc1ddfe3766781202f250c515efcd07f1f611d007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018c3cf57cbd000004030046304402203b153e71dd6f3ffe9c3734e48e4f9f7392fa3e15ccfc5bbea3701847b6be5bc202207b99f390bbc16f14fd0201e41db8693965ee98b0a268180db6f1da715724b628
 . . . . [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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