--- version: rssac002v3 service: i.root-servers.net start-period: '2020-07-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6278372040 dns-udp-queries-received-ipv6: 1227434921 dns-tcp-queries-received-ipv4: 550833185 dns-tcp-queries-received-ipv6: 147614895 dns-udp-responses-sent-ipv4: 4861701623 dns-udp-responses-sent-ipv6: 1039894491 dns-tcp-responses-sent-ipv4: 463510088 dns-tcp-responses-sent-ipv6: 127596747