There was a download of haneWIN DHCP Server 3.1.5 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The program's installer files are generally known as dhcp4nt.exe or dhcpsrv.exe etc.
The software lies within Internet & Network Tools, more precisely Network Tools. HaneWIN DHCP Server is developed for Windows XP/XP Professional/Vista/7/8/10/11 environment, 32 and 64-bit versions. This software is a product of Dr. Hanewinkel. The most popular versions of the tool 3.1, 3.0 and 2.1. We recommend checking the downloaded files with any free antivirus.
From the developer:
Besides the standard dynamic IP address assignment for clients, the software supports the assignment of predefined profiles and static IP addresses to known hardware addresses or identifiers. The server includes a multithreaded TFTP server for secure and reliable downloads. Also the server supports all DHCP/BOOTP options and has no limitation in the number of clients.
You may want to check out more software, such as haneWIN DNS Server, Alax.Info DHCP Server or Antamedia DHCP Server, which might be similar to haneWIN DHCP Server.