--- version: rssac002v3 service: a.root-servers.net start-period: '2020-09-06T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6968710572 dns-udp-queries-received-ipv6: 1249928713 dns-tcp-queries-received-ipv4: 256188628 dns-tcp-queries-received-ipv6: 80417193 dns-udp-responses-sent-ipv4: 6748723378 dns-udp-responses-sent-ipv6: 1248013020 dns-tcp-responses-sent-ipv4: 235054317 dns-tcp-responses-sent-ipv6: 81037894