Dear colleagues, Is observing an IP address from an IXP prefix sufficient evidence to conclude that a traceroute path crossed an IXP? In this latest RIPE Labs article, George Nomikos and Xenofontas Dimitropoulos explain why they don't think so - and then show how using the traIXroute tool can help: https://labs.ripe.net/Members/george_nomikos/detecting-ixps-in-traceroute-paths-using-traixroute?pk_campaign=labs&pk_kwd=list-mat Kind regards, Suzanne Taylor Muzzin RIPE NCC