--- version: rssac002v4 service: a.root-servers.net start-period: '2023-07-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6111765695 dns-udp-queries-received-ipv6: 1366767847 dns-tcp-queries-received-ipv4: 322286308 dns-tcp-queries-received-ipv6: 45494352 dns-udp-responses-sent-ipv4: 5967618306 dns-udp-responses-sent-ipv6: 1359863973 dns-tcp-responses-sent-ipv4: 322465475 dns-tcp-responses-sent-ipv6: 45179949