--- version: rssac002v3 service: a.root-servers.net start-period: '2020-09-10T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8247961778 dns-udp-queries-received-ipv6: 1420933035 dns-tcp-queries-received-ipv4: 334139597 dns-tcp-queries-received-ipv6: 109192877 dns-udp-responses-sent-ipv4: 7996238656 dns-udp-responses-sent-ipv6: 1418858997 dns-tcp-responses-sent-ipv4: 297098079 dns-tcp-responses-sent-ipv6: 109764910