--- version: rssac002v3 service: a.root-servers.net start-period: '2018-08-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5236399941 dns-udp-queries-received-ipv6: 698618329 dns-tcp-queries-received-ipv4: 115206553 dns-tcp-queries-received-ipv6: 18817966 dns-udp-responses-sent-ipv4: 5141450564 dns-udp-responses-sent-ipv6: 698306862 dns-tcp-responses-sent-ipv4: 111960655 dns-tcp-responses-sent-ipv6: 18844541