--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-08-03T00:00:00Z dns-udp-queries-received-ipv4: 3424734797 dns-udp-queries-received-ipv6: 581357718 dns-tcp-queries-received-ipv4: 118581753 dns-tcp-queries-received-ipv6: 86355281 dns-udp-responses-sent-ipv4: 3420077442 dns-udp-responses-sent-ipv6: 581098995 dns-tcp-responses-sent-ipv4: 121516270 dns-tcp-responses-sent-ipv6: 87270719