--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-02-03T00:00:00Z dns-udp-queries-received-ipv4: 3733419572 dns-udp-queries-received-ipv6: 827556864 dns-tcp-queries-received-ipv4: 119612073 dns-tcp-queries-received-ipv6: 79190439 dns-udp-responses-sent-ipv4: 3725608219 dns-udp-responses-sent-ipv6: 827380526 dns-tcp-responses-sent-ipv4: 97288844 dns-tcp-responses-sent-ipv6: 81189025