About dn42
dn42 is a large, dynamic VPN that employs Internet technologies (BGP, whois database, DNS, etc.). Participants connect to each other using network tunnels (GRE, OpenVPN, WireGuard, Tinc, IPsec) and exchange routes using the Border Gateway Protocol.

Network addresses are assigned in the 172.20.0.0/14 range with private AS numbers (see registry), as well as IPv6 addresses from the ULA range (fd00::/8) - see FAQ.

A variety of services are available on the network, only accessible from within dn42. dn42 is also interconnected with other networks, such as ChaosVPN and various Freifunk networks.

Still have questions? Check out our FAQs.