--- version: rssac002v3 service: a.root-servers.net start-period: '2020-07-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7302963133 dns-udp-queries-received-ipv6: 1410243692 dns-tcp-queries-received-ipv4: 240964277 dns-tcp-queries-received-ipv6: 72023437 dns-udp-responses-sent-ipv4: 7087332765 dns-udp-responses-sent-ipv6: 1409111761 dns-tcp-responses-sent-ipv4: 223745096 dns-tcp-responses-sent-ipv6: 72359581