--- version: rssac002v3 service: i.root-servers.net start-period: '2020-06-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6320047536 dns-udp-queries-received-ipv6: 1139604339 dns-tcp-queries-received-ipv4: 643251234 dns-tcp-queries-received-ipv6: 154226164 dns-udp-responses-sent-ipv4: 5055820067 dns-udp-responses-sent-ipv6: 1026794925 dns-tcp-responses-sent-ipv4: 565946612 dns-tcp-responses-sent-ipv6: 142849716