--- version: rssac002v3 service: i.root-servers.net start-period: '2022-04-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6508833674 dns-udp-queries-received-ipv6: 1825807405 dns-tcp-queries-received-ipv4: 692455921 dns-tcp-queries-received-ipv6: 78930982 dns-udp-responses-sent-ipv4: 5434026299 dns-udp-responses-sent-ipv6: 1662247599 dns-tcp-responses-sent-ipv4: 654702521 dns-tcp-responses-sent-ipv6: 69866427