--- version: rssac002v3 service: i.root-servers.net start-period: '2018-05-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5325964079 dns-udp-queries-received-ipv6: 761200952 dns-tcp-queries-received-ipv4: 131151679 dns-tcp-queries-received-ipv6: 14542450 dns-udp-responses-sent-ipv4: 5416842975 dns-udp-responses-sent-ipv6: 769895601 dns-tcp-responses-sent-ipv4: 129687389 dns-tcp-responses-sent-ipv6: 14611481