netal -/- Franz Krainer


For more than twenty-five years we make and offer software products for use by systems professionals, like network/e-mail administrators, systems integrators, solution providers, etc.


DisclaimIt logo


DisclaimIt is a server-based message processing tool for adding disclaimers, banners and signatures to e-mail messages. It can be installed and used in an MS Exchange Server 2013/2016/2019 environment.
DkimX logo


DkimX is an add-on for MS Exchange Server 2013/2016/2019 which supports DKIM-signing of outgoing messages and verification of incoming messages by using the following message authentication mechanisms: SPF, DKIM, DMARC.
SL4NT logo


*** End-of-Sale Notice ***
SL4NT is an application which implements a syslog daemon. The purpose of a syslog daemon is to listen for incoming syslog messages from syslog senders - like Unix hosts, routers, firewalls, etc. - and then decode and process the messages for logging and notification purposes.


We provide free support for our products. You can contact us by using e-mail or phone:

  Phone: +43-1-5851414

Order Information

Our trialware products (DisclaimIt and DkimX) are distributed as fully functional but time limited evaluation versions. After purchasing a license, you receive your license data. By applying the license data to your evaluation version, you turn it into an unlimited one.

Licenses for our products can be purchased online in our webshop or you can send us your purchase order (as PDF-file in English or German) per e-mail to

Privacy Policy

The protection of your personal data is of particular concern for us. We will therefore process your data exclusively on the basis of the applicable statutory provisions (GDPR/EU General Data Protection Regulation, TKG/Austrian Telecommunications Act of 2003). In this data protection information, we inform you about the most important aspects of data processing within the scope of our website

Contacting Us

If you contact us via a website form or via e-mail, the data supplied by you will be stored by us for the purpose of dealing with your query and in case of follow-up communication. We will not pass on this data without your consent.

Data Storage

This website does not store or capture personal information, other than logging the user’s IP address and session information such as the duration of the visit and type of browser used. This information is automatically recognised by the web server and is only used for system administration and monitoring website traffic.


This website does not use cookies.

Your Rights

You are principally guaranteed the rights of information, correction, deletion, limitation, data portability, cancellation and objection. If you believe that the processing of your data violates data protection law or that your rights under data protection law have been infringed in any other manner, you may complain to the competent supervisory authority. In Austria, this is the Data Protection Authority (

Legal Notice

Company name: Franz Krainer
  Address: Kettenbrueckengasse 20/25
1040 Vienna
  Phone: +43-1-5851414
VAT Reg No: ATU11721001
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Copyright © 1997-2024 Franz Krainer. All Rights Reserved. Last modified: 2024-02-03