--- version: rssac002v5 service: a.root-servers.net start-period: '2025-12-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6625422491 dns-udp-queries-received-ipv6: 1745888429 dns-tcp-queries-received-ipv4: 433655583 dns-tcp-queries-received-ipv6: 36621399 dns-udp-responses-sent-ipv4: 6464894511 dns-udp-responses-sent-ipv6: 1730962023 dns-tcp-responses-sent-ipv4: 406795119 dns-tcp-responses-sent-ipv6: 31984256