Dear all, The RIS collectors RRC00 -- Multihop, Amsterdam, Netherlands RRC25 -- Multihop, Amsterdam, Netherlands will be down for maintenance involving an OS upgrade. BGP sessions will go down and will re-establish once the maintenance is over. MRT files will not be produced. Start: Wednesday June 18th, 2025 08:00 UTC End: Wednesday June 18th, 2025 16:00 UTC Kind regards, Marco Giuliani RIPE NCC