--- version: rssac002v3 service: i.root-servers.net start-period: '2017-05-24T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5373030654 dns-udp-queries-received-ipv6: 647573772 dns-tcp-queries-received-ipv4: 63028493 dns-tcp-queries-received-ipv6: 8060539 dns-udp-responses-sent-ipv4: 5365056778 dns-udp-responses-sent-ipv6: 648417507 dns-tcp-responses-sent-ipv4: 63832872 dns-tcp-responses-sent-ipv6: 8159154