--- version: rssac002v3 service: a.root-servers.net start-period: '2020-06-06T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7146705463 dns-udp-queries-received-ipv6: 1441118867 dns-tcp-queries-received-ipv4: 256567996 dns-tcp-queries-received-ipv6: 93889826 dns-udp-responses-sent-ipv4: 6944783924 dns-udp-responses-sent-ipv6: 1439527301 dns-tcp-responses-sent-ipv4: 240401059 dns-tcp-responses-sent-ipv6: 94350846