--- version: rssac002v3 service: m.root-servers.net start-period: '2020-05-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3943225291 dns-udp-queries-received-ipv6: 902887861 dns-udp-responses-sent-ipv4: 3802288407 dns-udp-responses-sent-ipv6: 821149495 dns-tcp-queries-received-ipv4: 251779780 dns-tcp-queries-received-ipv6: 107529541 dns-tcp-responses-sent-ipv4: 251461480 dns-tcp-responses-sent-ipv6: 107630501