--- version: rssac002v3 service: i.root-servers.net start-period: '2022-03-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6954492671 dns-udp-queries-received-ipv6: 1699054837 dns-tcp-queries-received-ipv4: 699723634 dns-tcp-queries-received-ipv6: 79771967 dns-udp-responses-sent-ipv4: 6059104090 dns-udp-responses-sent-ipv6: 1596166016 dns-tcp-responses-sent-ipv4: 701197910 dns-tcp-responses-sent-ipv6: 63449174