--- version: rssac002v3 service: m.root-servers.net start-period: '2020-01-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3554515797 dns-udp-queries-received-ipv6: 593577564 dns-udp-responses-sent-ipv4: 3292962639 dns-udp-responses-sent-ipv6: 564141676 dns-tcp-queries-received-ipv4: 218377086 dns-tcp-queries-received-ipv6: 74842647 dns-tcp-responses-sent-ipv4: 205075416 dns-tcp-responses-sent-ipv6: 74901738