--- version: rssac002v4 service: a.root-servers.net start-period: '2022-11-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5921014052 dns-udp-queries-received-ipv6: 1935836717 dns-tcp-queries-received-ipv4: 268425635 dns-tcp-queries-received-ipv6: 63324818 dns-udp-responses-sent-ipv4: 5771391483 dns-udp-responses-sent-ipv6: 1925511676 dns-tcp-responses-sent-ipv4: 255203718 dns-tcp-responses-sent-ipv6: 59808974