Robuta

https://www.rfc-editor.org/rfc/rfc1259

RFC 1259: Building the open road: The NREN as test-bed for the national public network

open road rfc building nren test

https://www.peeringdb.com/net/21064

AS1955 - Hungarian NREN - PeeringDB

The Interconnection Database

hungarian nren peeringdb