--- version: rssac002v3 service: d.root-servers.net start-period: '2019-09-14T00:00:00Z' end-period: '2019-09-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7872034835 dns-udp-queries-received-ipv6: 1513205642 dns-tcp-queries-received-ipv4: 496880469 dns-tcp-queries-received-ipv6: 50062050 dns-udp-responses-sent-ipv4: 7872056582 dns-udp-responses-sent-ipv6: 1512970803 dns-tcp-responses-sent-ipv4: 496650024 dns-tcp-responses-sent-ipv6: 50022804