--- version: rssac002v3 service: i.root-servers.net start-period: '2018-11-24T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5320831440 dns-udp-queries-received-ipv6: 1127429739 dns-tcp-queries-received-ipv4: 133165777 dns-tcp-queries-received-ipv6: 29417739 dns-udp-responses-sent-ipv4: 5247494229 dns-udp-responses-sent-ipv6: 1132908666 dns-tcp-responses-sent-ipv4: 127341023 dns-tcp-responses-sent-ipv6: 28748609