--- version: rssac002v3 service: i.root-servers.net start-period: '2017-03-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6221354682 dns-udp-queries-received-ipv6: 769308983 dns-tcp-queries-received-ipv4: 70092653 dns-tcp-queries-received-ipv6: 7039427 dns-udp-responses-sent-ipv4: 6220753447 dns-udp-responses-sent-ipv6: 769166038 dns-tcp-responses-sent-ipv4: 71745386 dns-tcp-responses-sent-ipv6: 7072384