--- version: rssac002v3 service: i.root-servers.net start-period: '2023-07-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8158939732 dns-udp-queries-received-ipv6: 2129941440 dns-tcp-queries-received-ipv4: 572584089 dns-tcp-queries-received-ipv6: 125693126 dns-udp-responses-sent-ipv4: 7270269350 dns-udp-responses-sent-ipv6: 1937269611 dns-tcp-responses-sent-ipv4: 564453401 dns-tcp-responses-sent-ipv6: 115028947