--- version: rssac002v4 service: a.root-servers.net start-period: '2024-01-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7308922224 dns-udp-queries-received-ipv6: 1715801755 dns-tcp-queries-received-ipv4: 354427066 dns-tcp-queries-received-ipv6: 63253039 dns-udp-responses-sent-ipv4: 7145973546 dns-udp-responses-sent-ipv6: 1685019763 dns-tcp-responses-sent-ipv4: 331906543 dns-tcp-responses-sent-ipv6: 49309108