SSL check results of igh-giesler.de

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Discover if the mail servers for igh-giesler.de 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

Report created Fri, 08 Nov 2019 20:32:54 +0000

The mailservers of igh-giesler.de can be reached through a secure connection.

Servers

Incoming Mails

These servers are responsible for incoming mails to @igh-giesler.de addresses.

Hostname / IP address Priority STARTTLS Certificates Protocol
mail.welfen.net
193.194.148.21
10
supported
mail.welfen.net
DANE
missing
PFS
supported
Heartbleed
not vulnerable
Weak ciphers
not found
  • TLSv1.0
  • SSLv3
1 s

Outgoing Mails

We have received emails from these servers with @igh-giesler.de sender addresses. Test mail delivery

Host TLS Version & Cipher
mail.welfen.net (193.194.148.21)
Insecure - not encrypted!

Certificates

First seen at:

CN=mail.welfen.net

Certificate chain
Subject
Common Name (CN)
  • mail.welfen.net
Alternative Names
  • mail.welfen.net
Issuer
Country (C)
  • US
Organization (O)
  • DigiCert Inc
Organizational Unit (OU)
  • www.digicert.com
Common Name (CN)
  • Encryption Everywhere DV TLS CA - G2
validity period
Not valid before
2019-01-26
Not valid after
2020-01-26
This certifcate has been verified for the following usages:
  • Digital Signature
  • Key Encipherment
  • TLS Web Server Authentication
  • TLS Web Client Authentication
Fingerprints
SHA256
27:69:95:26:F6:BF:F1:C5:82:58:C4:73:DD:BF:55:F8:58:3D:65:D6:77:92:11:39:F0:62:2B:19:D3:B0:D9:C8
SHA1
69:83:9E:94:74:A8:9B:42:4B:74:98:39:A5:BF:7C:61:DC:06:79:95
X509v3 extensions
authorityKeyIdentifier
  • keyid:78:DF:91:90:5F:EE:DE:AC:F6:C5:75:EB:D5:4C:55:53:EF:24:4A:B6
subjectKeyIdentifier
  • B6:75:AB:35:4B:6D:80:0C:58:40:23:98:73:56:7C:23:9E:F0:5A:DA
certificatePolicies
  • Policy: 2.16.840.1.114412.1.2
  • CPS: https://www.digicert.com/CPS
  • Policy: 2.23.140.1.2.1
authorityInfoAccess
  • OCSP - URI:http://ocsp.digicert.com
  • CA Issuers - URI:http://cacerts.digicert.com/EncryptionEverywhereDVTLSCA-G2.crt
ct_precert_scts
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : EE:4B:BD:B7:75:CE:60:BA:E1:42:69:1F:AB:E1:9E:66:
  • A3:0F:7E:5F:B0:72:D8:83:00:C4:7B:89:7A:A8:FD:CB
  • Timestamp : Jan 26 12:31:36.621 2019 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:44:02:20:0F:F8:1E:4A:DA:F7:92:E9:B4:63:7A:CD:
  • 12:6C:35:55:27:81:87:0D:1C:24:C2:38:30:BF:58:41:
  • CF:3C:03:86:02:20:1D:C8:11:05:38:79:81:92:09:35:
  • A2:2F:B8:71:87:50:53:D0:90:D4:14:CD:7C:D6:72:4B:
  • 3E:6B:CB:9C:81:2B
  • Signed Certificate Timestamp:
  • Version : v1 (0x0)
  • Log ID : 87:75:BF:E7:59:7C:F8:8C:43:99:5F:BD:F3:6E:FF:56:
  • 8D:47:56:36:FF:4A:B5:60:C1:B4:EA:FF:5E:A0:83:0F
  • Timestamp : Jan 26 12:31:36.840 2019 GMT
  • Extensions: none
  • Signature : ecdsa-with-SHA256
  • 30:45:02:20:4E:ED:CE:CB:DF:19:C2:06:06:53:EE:78:
  • C4:67:E4:F2:58:DD:57:F4:89:C0:1E:42:DE:29:33:C7:
  • EC:03:41:E8:02:21:00:9E:FB:DE:28:AC:80:AA:DF:9F:
  • DE:43:A1:E0:DD:FD:B1:1A:72:C2:0D:F8:63:9B:CD:D4:
  • 9B:AD:83:35:41:10:ED