--- version: rssac002v3 service: a.root-servers.net start-period: '2020-03-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7352149698 dns-udp-queries-received-ipv6: 1164874648 dns-tcp-queries-received-ipv4: 288376113 dns-tcp-queries-received-ipv6: 79652581 dns-udp-responses-sent-ipv4: 7127671620 dns-udp-responses-sent-ipv6: 1161651780 dns-tcp-responses-sent-ipv4: 285315296 dns-tcp-responses-sent-ipv6: 79990207