--- version: rssac002v4 service: a.root-servers.net start-period: '2023-12-07T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8024412869 dns-udp-queries-received-ipv6: 1748598615 dns-tcp-queries-received-ipv4: 497506810 dns-tcp-queries-received-ipv6: 92464323 dns-udp-responses-sent-ipv4: 7749814099 dns-udp-responses-sent-ipv6: 1601949087 dns-tcp-responses-sent-ipv4: 469649597 dns-tcp-responses-sent-ipv6: 63581789