--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2020-12-01T00:00:00Z dns-udp-queries-received-ipv4: 6394800203 dns-udp-queries-received-ipv6: 1376309570 dns-tcp-queries-received-ipv4: 163453636 dns-tcp-queries-received-ipv6: 103010538 dns-udp-responses-sent-ipv4: 6346809865 dns-udp-responses-sent-ipv6: 1376141277 dns-tcp-responses-sent-ipv4: 140853747 dns-tcp-responses-sent-ipv6: 105558391