--- version: rssac002v4 service: a.root-servers.net start-period: '2023-11-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7631975930 dns-udp-queries-received-ipv6: 1532656713 dns-tcp-queries-received-ipv4: 483966626 dns-tcp-queries-received-ipv6: 63523367 dns-udp-responses-sent-ipv4: 7465247013 dns-udp-responses-sent-ipv6: 1506086006 dns-tcp-responses-sent-ipv4: 462255462 dns-tcp-responses-sent-ipv6: 51488505