--- version: rssac002v4 service: a.root-servers.net start-period: '2023-11-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7887896026 dns-udp-queries-received-ipv6: 1568627789 dns-tcp-queries-received-ipv4: 451179990 dns-tcp-queries-received-ipv6: 56405550 dns-udp-responses-sent-ipv4: 7706678096 dns-udp-responses-sent-ipv6: 1551030268 dns-tcp-responses-sent-ipv4: 429988773 dns-tcp-responses-sent-ipv6: 49774943