--- version: rssac002v3 service: i.root-servers.net start-period: '2018-11-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5692322727 dns-udp-queries-received-ipv6: 1103516428 dns-tcp-queries-received-ipv4: 137453273 dns-tcp-queries-received-ipv6: 30331032 dns-udp-responses-sent-ipv4: 5624246831 dns-udp-responses-sent-ipv6: 1109221266 dns-tcp-responses-sent-ipv4: 135081394 dns-tcp-responses-sent-ipv6: 29931136