--- version: rssac002v3 service: a.root-servers.net start-period: '2018-11-02T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4331632525 dns-udp-queries-received-ipv6: 765514281 dns-tcp-queries-received-ipv4: 119276238 dns-tcp-queries-received-ipv6: 30667719 dns-udp-responses-sent-ipv4: 4210006985 dns-udp-responses-sent-ipv6: 765066919 dns-tcp-responses-sent-ipv4: 116501116 dns-tcp-responses-sent-ipv6: 30799353