--- version: rssac002v3 service: a.root-servers.net start-period: '2020-09-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7733933990 dns-udp-queries-received-ipv6: 1365130433 dns-tcp-queries-received-ipv4: 295434730 dns-tcp-queries-received-ipv6: 106612490 dns-udp-responses-sent-ipv4: 7504359681 dns-udp-responses-sent-ipv6: 1362962668 dns-tcp-responses-sent-ipv4: 277599751 dns-tcp-responses-sent-ipv6: 107031889