--- version: rssac002v3 service: i.root-servers.net start-period: '2018-08-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4937882936 dns-udp-queries-received-ipv6: 982281683 dns-tcp-queries-received-ipv4: 125160967 dns-tcp-queries-received-ipv6: 24753617 dns-udp-responses-sent-ipv4: 4913430388 dns-udp-responses-sent-ipv6: 980740853 dns-tcp-responses-sent-ipv4: 122298451 dns-tcp-responses-sent-ipv6: 24291453