Dear colleagues, OpenIPmap, the RIPE NCC’s tool for geolocating core Internet infrastructure, has undergone a full architectural overhaul. With a new set of APIs and interfaces designed to cater to the needs of all users, the system integrates various methods for estimating the geographical locations of IXPs, core routers and other components of Internet infrastructure. In this, the first of two RIPE Labs articles on the topic, we look at the evolution of OpenIPmap from its inception to today: https://labs.ripe.net/Members/jasper_den_hertog/openipmap-a-collaborative-ap... Kind regards, Mirjam Kühne RIPE NCC