--- version: rssac002v3 service: d.root-servers.net start-period: '2018-03-22T00:00:00Z' end-period: '2018-03-22T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3691542534 dns-udp-queries-received-ipv6: 578868388 dns-tcp-queries-received-ipv4: 95457247 dns-tcp-queries-received-ipv6: 15060597 dns-udp-responses-sent-ipv4: 3690522903 dns-udp-responses-sent-ipv6: 578718594 dns-tcp-responses-sent-ipv4: 95418938 dns-tcp-responses-sent-ipv6: 15058725