--- version: rssac002v3 service: a.root-servers.net start-period: '2017-11-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3390502543 dns-udp-queries-received-ipv6: 398578423 dns-tcp-queries-received-ipv4: 124302734 dns-tcp-queries-received-ipv6: 12674265 dns-udp-responses-sent-ipv4: 3384610622 dns-udp-responses-sent-ipv6: 398565021 dns-tcp-responses-sent-ipv4: 124509678 dns-tcp-responses-sent-ipv6: 12758427