--- version: rssac002v3 service: i.root-servers.net start-period: '2019-07-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 91614473 dns-udp-queries-received-ipv6: 21457787 dns-tcp-queries-received-ipv4: 1680901 dns-tcp-queries-received-ipv6: 44197 dns-udp-responses-sent-ipv4: 95737307 dns-udp-responses-sent-ipv6: 21457773 dns-tcp-responses-sent-ipv4: 1708541 dns-tcp-responses-sent-ipv6: 44237