--- version: rssac002v4 service: a.root-servers.net start-period: '2023-02-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6329683508 dns-udp-queries-received-ipv6: 2207115447 dns-tcp-queries-received-ipv4: 394712115 dns-tcp-queries-received-ipv6: 153514064 dns-udp-responses-sent-ipv4: 5782111017 dns-udp-responses-sent-ipv6: 1870889340 dns-tcp-responses-sent-ipv4: 329774111 dns-tcp-responses-sent-ipv6: 127608251