--- version: rssac002v3 service: i.root-servers.net start-period: '2017-07-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6308137761 dns-udp-queries-received-ipv6: 539612123 dns-tcp-queries-received-ipv4: 98585927 dns-tcp-queries-received-ipv6: 10717066 dns-udp-responses-sent-ipv4: 6362688530 dns-udp-responses-sent-ipv6: 534558797 dns-tcp-responses-sent-ipv4: 100575911 dns-tcp-responses-sent-ipv6: 10928621