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SSL check results of bomholt.eu

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Discover if the mail servers for bomholt.eu can be reached through a secure connection.

To establish a secure connection a mail server has to offer STARTTLS (SSL), a trustworthy SSL certificate, support for the Diffie-Hellman-Algorithm to guarantee Perfect Forward Secrecy and must not be vulnerable against the Heartbleed attack. Futhermore we recommend using end-to-end encryption with GnuPG.

Summary

JSON Refresh

Report created Mon, 29 Jun 2020 00:47:46 +0000

The mailservers of bomholt.eu can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @bomholt.eu addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
gryzia.de
2a03:4000:5:109::1
 10
supported
gryzia.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
2 s
gryzia.de
5.45.98.90
 10
supported
gryzia.de
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.2
  • TLSv1.1
  • TLSv1.0
  • SSLv3
2 s

Outgoing Mails

We have not received any emails from a @bomholt.eu address so far. Test mail delivery

Certificates

First seen at:

CN=gryzia.de

Certificate chain
Subject
Common Name (CN)
  • gryzia.de
Alternative Names
  • gryzia.de
  • mta-sts.gryzia.de
  • www.gryzia.de
Issuer
Country (C)
  • US
Organization (O)
  • Let's Encrypt
Common Name (CN)
  • Let's Encrypt Authority X3
validity period
Not valid before
2020-05-01
Not valid after
2020-07-30
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
B0:4B:4D:9E:B8:D7:3C:C9:0D:77:64:EB:EE:09:A4:63:3F:BE:62:02:80:FC:3B:E0:14:81:CD:75:FE:FF:D5:00
SHA1
01:1E:69:0E:61:BC:1E:81:54:77:F3:FD:44:0E:BD:49:CB:6F:FB:3A
X509v3 extensions
subjectKeyIdentifier
  • EF:4D:F6:35:D1:19:AB:EA:C6:43:71:F0:D5:FE:38:A6:12:F5:13:CB
authorityKeyIdentifier
  • keyid:A8:4A:6A:63:04:7D:DD:BA:E6:D1:39:B7:A6:45:65:EF:F3:A8:EC:A1
authorityInfoAccess
  • OCSP - URI:http://ocsp.int-x3.letsencrypt.org
  • CA Issuers - URI:http://cert.int-x3.letsencrypt.org/
certificatePolicies
  • Policy: 2.23.140.1.2.1
  • Policy: 1.3.6.1.4.1.44947.1.1.1
  • CPS: http://cps.letsencrypt.org
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 5E:A7:73:F9:DF:56:C0:E7:B5:36:48:7D:D0:49:E0:32:
  • 7A:91:9A:0C:84:A1:12:12:84:18:75:96:81:71:45:58
  • Timestamp : May 1 18:00:35.147 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:C5:B5:89:3A:65:AE:8A:E0:E0:17:96:
  • A0:6B:BA:E7:B6:31:08:6A:93:B1:7C:D0:8E:A1:30:41:
  • F8:56:D2:06:08:02:20:69:E7:90:F1:38:4B:3E:57:36:
  • 3A:97:6E:AD:93:BB:DE:00:F4:D3:4A:9D:59:9B:BF:96:
  • D5:B1:AC:D1:AF:3B:87
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 07:B7:5C:1B:E5:7D:68:FF:F1:B0:C6:1D:23:15:C7:BA:
  • E6:57:7C:57:94:B7:6A:EE:BC:61:3A:1A:69:D3:A2:1C
  • Timestamp : May 1 18:00:35.199 2020 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:21:00:A5:FC:30:2F:16:FA:AA:BD:FD:E0:7E:
  • 30:45:DB:81:28:D0:7D:07:1E:A4:CE:F8:51:EE:C2:D4:
  • 84:61:E8:FD:C4:02:20:77:1F:C8:0A:60:73:45:C5:2F:
  • D3:14:CC:13:EC:85:59:95:A2:F0:DF:84:53:72:75:49:
  • BB:96:D8:67:2A:E9:01