--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2020-12-24T00:00:00Z dns-udp-queries-received-ipv4: 3748821233 dns-udp-queries-received-ipv6: 823929353 dns-tcp-queries-received-ipv4: 126226954 dns-tcp-queries-received-ipv6: 66131475 dns-udp-responses-sent-ipv4: 3729463905 dns-udp-responses-sent-ipv6: 823753799 dns-tcp-responses-sent-ipv4: 105411027 dns-tcp-responses-sent-ipv6: 67772296