--- version: rssac002v3 service: i.root-servers.net start-period: '2022-03-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6672283716 dns-udp-queries-received-ipv6: 2039130352 dns-tcp-queries-received-ipv4: 683155929 dns-tcp-queries-received-ipv6: 81331521 dns-udp-responses-sent-ipv4: 5795130771 dns-udp-responses-sent-ipv6: 1905333003 dns-tcp-responses-sent-ipv4: 669840331 dns-tcp-responses-sent-ipv6: 73900247