--- version: rssac002v3 service: i.root-servers.net start-period: '2022-02-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6566000940 dns-udp-queries-received-ipv6: 1591766211 dns-tcp-queries-received-ipv4: 656383106 dns-tcp-queries-received-ipv6: 75896737 dns-udp-responses-sent-ipv4: 5665349830 dns-udp-responses-sent-ipv6: 1473500152 dns-tcp-responses-sent-ipv4: 645400953 dns-tcp-responses-sent-ipv6: 57277063