--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-11-20T00:00:00Z' dns-udp-queries-received-ipv4: 2802327120 dns-udp-queries-received-ipv6: 511928889 dns-tcp-queries-received-ipv4: 65853744 dns-tcp-queries-received-ipv6: 24717761 dns-udp-responses-sent-ipv4: 2751196483 dns-udp-responses-sent-ipv6: 510235208 dns-tcp-responses-sent-ipv4: 31779490 dns-tcp-responses-sent-ipv6: 13134535