--- version: rssac002v3 service: a.root-servers.net start-period: '2017-11-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5353127618 dns-udp-queries-received-ipv6: 402504484 dns-tcp-queries-received-ipv4: 159595141 dns-tcp-queries-received-ipv6: 13014556 dns-udp-responses-sent-ipv4: 5349153323 dns-udp-responses-sent-ipv6: 402447852 dns-tcp-responses-sent-ipv4: 160128347 dns-tcp-responses-sent-ipv6: 13101992