--- version: rssac002v3 service: a.root-servers.net start-period: '2020-05-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7339657474 dns-udp-queries-received-ipv6: 1411880269 dns-tcp-queries-received-ipv4: 268957188 dns-tcp-queries-received-ipv6: 97808235 dns-udp-responses-sent-ipv4: 7153165955 dns-udp-responses-sent-ipv6: 1410526078 dns-tcp-responses-sent-ipv4: 256791921 dns-tcp-responses-sent-ipv6: 98279927