--- version: rssac002v3 service: i.root-servers.net start-period: '2020-06-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6707225654 dns-udp-queries-received-ipv6: 1347720008 dns-tcp-queries-received-ipv4: 763307458 dns-tcp-queries-received-ipv6: 208805957 dns-udp-responses-sent-ipv4: 5329056329 dns-udp-responses-sent-ipv6: 1153923806 dns-tcp-responses-sent-ipv4: 639078450 dns-tcp-responses-sent-ipv6: 197923950