--- version: rssac002v3 service: a.root-servers.net start-period: '2018-11-10T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4222643286 dns-udp-queries-received-ipv6: 723715612 dns-tcp-queries-received-ipv4: 127360247 dns-tcp-queries-received-ipv6: 28359027 dns-udp-responses-sent-ipv4: 4130235617 dns-udp-responses-sent-ipv6: 723241016 dns-tcp-responses-sent-ipv4: 124540672 dns-tcp-responses-sent-ipv6: 28476041