--- version: rssac002v3 service: a.root-servers.net start-period: '2020-05-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7651276316 dns-udp-queries-received-ipv6: 1434092653 dns-tcp-queries-received-ipv4: 386554021 dns-tcp-queries-received-ipv6: 152385537 dns-udp-responses-sent-ipv4: 7438605946 dns-udp-responses-sent-ipv6: 1432212736 dns-tcp-responses-sent-ipv4: 381138981 dns-tcp-responses-sent-ipv6: 152580081