--- version: rssac002v5 service: a.root-servers.net start-period: '2025-01-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8627632923 dns-udp-queries-received-ipv6: 2113817661 dns-tcp-queries-received-ipv4: 418724683 dns-tcp-queries-received-ipv6: 60782939 dns-udp-responses-sent-ipv4: 8438636526 dns-udp-responses-sent-ipv6: 2078780844 dns-tcp-responses-sent-ipv4: 386881815 dns-tcp-responses-sent-ipv6: 44086652