--- version: rssac002v3 service: i.root-servers.net start-period: '2020-06-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5889336054 dns-udp-queries-received-ipv6: 1127028887 dns-tcp-queries-received-ipv4: 609974035 dns-tcp-queries-received-ipv6: 148206377 dns-udp-responses-sent-ipv4: 4706721293 dns-udp-responses-sent-ipv6: 993382967 dns-tcp-responses-sent-ipv4: 492682589 dns-tcp-responses-sent-ipv6: 127652071