--- version: rssac002v3 service: m.root-servers.net start-period: '2020-06-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3696364989 dns-udp-queries-received-ipv6: 807992547 dns-udp-responses-sent-ipv4: 3502249923 dns-udp-responses-sent-ipv6: 696691864 dns-tcp-queries-received-ipv4: 202445841 dns-tcp-queries-received-ipv6: 77412816 dns-tcp-responses-sent-ipv4: 200846346 dns-tcp-responses-sent-ipv6: 74615980