--- version: rssac002v3 service: i.root-servers.net start-period: '2020-07-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6436461903 dns-udp-queries-received-ipv6: 1112164497 dns-tcp-queries-received-ipv4: 572533830 dns-tcp-queries-received-ipv6: 124192807 dns-udp-responses-sent-ipv4: 4946394937 dns-udp-responses-sent-ipv6: 966713771 dns-tcp-responses-sent-ipv4: 464892318 dns-tcp-responses-sent-ipv6: 108879084