--- version: rssac002v4 service: a.root-servers.net start-period: '2024-05-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 10459822052 dns-udp-queries-received-ipv6: 1764919046 dns-tcp-queries-received-ipv4: 355526335 dns-tcp-queries-received-ipv6: 38287154 dns-udp-responses-sent-ipv4: 10290597776 dns-udp-responses-sent-ipv6: 1761311783 dns-tcp-responses-sent-ipv4: 331363338 dns-tcp-responses-sent-ipv6: 38327915