--- version: rssac002v3 service: i.root-servers.net start-period: '2021-11-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5531227921 dns-udp-queries-received-ipv6: 1052595464 dns-tcp-queries-received-ipv4: 457470315 dns-tcp-queries-received-ipv6: 108590804 dns-udp-responses-sent-ipv4: 4713322262 dns-udp-responses-sent-ipv6: 895893215 dns-tcp-responses-sent-ipv4: 430403524 dns-tcp-responses-sent-ipv6: 91279427