--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-09-12T00:00:00Z dns-udp-queries-received-ipv4: 2787341253 dns-udp-queries-received-ipv6: 418334064 dns-tcp-queries-received-ipv4: 121515355 dns-tcp-queries-received-ipv6: 61012099 dns-udp-responses-sent-ipv4: 2781941207 dns-udp-responses-sent-ipv6: 418290337 dns-tcp-responses-sent-ipv4: 124760939 dns-tcp-responses-sent-ipv6: 62704825