--- version: rssac002v3 service: i.root-servers.net start-period: '2023-09-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7549060066 dns-udp-queries-received-ipv6: 1801644301 dns-tcp-queries-received-ipv4: 538885492 dns-tcp-queries-received-ipv6: 81332198 dns-udp-responses-sent-ipv4: 6601549161 dns-udp-responses-sent-ipv6: 1571586358 dns-tcp-responses-sent-ipv4: 564255919 dns-tcp-responses-sent-ipv6: 73698943