--- version: rssac002v3 service: a.root-servers.net start-period: '2019-10-24T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6788400761 dns-udp-queries-received-ipv6: 1459006560 dns-tcp-queries-received-ipv4: 197403443 dns-tcp-queries-received-ipv6: 47122913 dns-udp-responses-sent-ipv4: 6611583721 dns-udp-responses-sent-ipv6: 1458285265 dns-tcp-responses-sent-ipv4: 193054133 dns-tcp-responses-sent-ipv6: 47422986