--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-05-30T00:00:00Z' dns-udp-queries-received-ipv4: 1811917923 dns-udp-queries-received-ipv6: 335531652 dns-tcp-queries-received-ipv4: 46502506 dns-tcp-queries-received-ipv6: 11065894 dns-udp-responses-sent-ipv4: 1809477049 dns-udp-responses-sent-ipv6: 335482190 dns-tcp-responses-sent-ipv4: 45547526 dns-tcp-responses-sent-ipv6: 10873874