--- version: rssac002v3 service: i.root-servers.net start-period: '2017-01-23T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6788776793 dns-udp-queries-received-ipv6: 744927001 dns-tcp-queries-received-ipv4: 82005733 dns-tcp-queries-received-ipv6: 7962105 dns-udp-responses-sent-ipv4: 6793881377 dns-udp-responses-sent-ipv6: 746093263 dns-tcp-responses-sent-ipv4: 83846145 dns-tcp-responses-sent-ipv6: 8108898