--- version: rssac002v3 service: i.root-servers.net start-period: '2022-05-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5470882261 dns-udp-queries-received-ipv6: 2164058773 dns-tcp-queries-received-ipv4: 435461197 dns-tcp-queries-received-ipv6: 51856772 dns-udp-responses-sent-ipv4: 4853682536 dns-udp-responses-sent-ipv6: 1927618639 dns-tcp-responses-sent-ipv4: 440695389 dns-tcp-responses-sent-ipv6: 42831688