--- version: rssac002v3 service: i.root-servers.net start-period: '2018-07-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5788770524 dns-udp-queries-received-ipv6: 1008065767 dns-tcp-queries-received-ipv4: 141522847 dns-tcp-queries-received-ipv6: 20860805 dns-udp-responses-sent-ipv4: 5755899074 dns-udp-responses-sent-ipv6: 1006478265 dns-tcp-responses-sent-ipv4: 138607517 dns-tcp-responses-sent-ipv6: 20657261