--- version: rssac002v3 service: i.root-servers.net start-period: '2018-08-31T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5722983171 dns-udp-queries-received-ipv6: 976141886 dns-tcp-queries-received-ipv4: 140294914 dns-tcp-queries-received-ipv6: 26155770 dns-udp-responses-sent-ipv4: 5776873716 dns-udp-responses-sent-ipv6: 977227739 dns-tcp-responses-sent-ipv4: 139143957 dns-tcp-responses-sent-ipv6: 25878746