--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-09-23T00:00:00Z dns-udp-queries-received-ipv4: 3394178733 dns-udp-queries-received-ipv6: 505830313 dns-tcp-queries-received-ipv4: 112342996 dns-tcp-queries-received-ipv6: 55155349 dns-udp-responses-sent-ipv4: 3390951926 dns-udp-responses-sent-ipv6: 505780488 dns-tcp-responses-sent-ipv4: 115037440 dns-tcp-responses-sent-ipv6: 56564548