--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2020-01-11T00:00:00Z' dns-udp-queries-received-ipv4: 3576582412 dns-udp-queries-received-ipv6: 805086560 dns-tcp-queries-received-ipv4: 151569539 dns-tcp-queries-received-ipv6: 59155771 dns-udp-responses-sent-ipv4: 3368903796 dns-udp-responses-sent-ipv6: 781502288 dns-tcp-responses-sent-ipv4: 134665806 dns-tcp-responses-sent-ipv6: 57572445