--- version: rssac002v3 service: i.root-servers.net start-period: '2022-06-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5403568436 dns-udp-queries-received-ipv6: 1311442623 dns-tcp-queries-received-ipv4: 566512641 dns-tcp-queries-received-ipv6: 51972433 dns-udp-responses-sent-ipv4: 4708395675 dns-udp-responses-sent-ipv6: 992963246 dns-tcp-responses-sent-ipv4: 572076213 dns-tcp-responses-sent-ipv6: 38958646