--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2020-01-09T00:00:00Z' dns-udp-queries-received-ipv4: 3806191885 dns-udp-queries-received-ipv6: 857173800 dns-tcp-queries-received-ipv4: 161367963 dns-tcp-queries-received-ipv6: 59996862 dns-udp-responses-sent-ipv4: 3582882623 dns-udp-responses-sent-ipv6: 829280210 dns-tcp-responses-sent-ipv4: 146441457 dns-tcp-responses-sent-ipv6: 58578896