--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-03-30T00:00:00Z dns-udp-queries-received-ipv4: 3302239683 dns-udp-queries-received-ipv6: 949666818 dns-tcp-queries-received-ipv4: 92631081 dns-tcp-queries-received-ipv6: 55947531 dns-udp-responses-sent-ipv4: 3295015580 dns-udp-responses-sent-ipv6: 949169488 dns-tcp-responses-sent-ipv4: 92892556 dns-tcp-responses-sent-ipv6: 56118867