--- version: rssac002v3 service: i.root-servers.net start-period: '2022-06-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6241448495 dns-udp-queries-received-ipv6: 2403912089 dns-tcp-queries-received-ipv4: 610761955 dns-tcp-queries-received-ipv6: 69116622 dns-udp-responses-sent-ipv4: 5073473174 dns-udp-responses-sent-ipv6: 1968391801 dns-tcp-responses-sent-ipv4: 572471958 dns-tcp-responses-sent-ipv6: 49280382