--- version: rssac002v3 service: i.root-servers.net start-period: '2022-01-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6134651377 dns-udp-queries-received-ipv6: 1501093479 dns-tcp-queries-received-ipv4: 660585382 dns-tcp-queries-received-ipv6: 81431960 dns-udp-responses-sent-ipv4: 5329534386 dns-udp-responses-sent-ipv6: 1403423339 dns-tcp-responses-sent-ipv4: 663840002 dns-tcp-responses-sent-ipv6: 64857504