--- version: rssac002v3 service: a.root-servers.net start-period: '2020-05-11T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8244144464 dns-udp-queries-received-ipv6: 1582834400 dns-tcp-queries-received-ipv4: 306305539 dns-tcp-queries-received-ipv6: 121036352 dns-udp-responses-sent-ipv4: 8041462083 dns-udp-responses-sent-ipv6: 1572169762 dns-tcp-responses-sent-ipv4: 294504664 dns-tcp-responses-sent-ipv6: 119307338