--- version: rssac002v3 service: i.root-servers.net start-period: '2017-01-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7078104016 dns-udp-queries-received-ipv6: 778670413 dns-tcp-queries-received-ipv4: 83548812 dns-tcp-queries-received-ipv6: 8350670 dns-udp-responses-sent-ipv4: 7072697071 dns-udp-responses-sent-ipv6: 779455051 dns-tcp-responses-sent-ipv4: 85562673 dns-tcp-responses-sent-ipv6: 8451717