--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2022-01-02T00:00:00Z dns-udp-queries-received-ipv4: 2597847605 dns-udp-queries-received-ipv6: 629900709 dns-tcp-queries-received-ipv4: 50084864 dns-tcp-queries-received-ipv6: 34885660 dns-udp-responses-sent-ipv4: 2594811902 dns-udp-responses-sent-ipv6: 629378342 dns-tcp-responses-sent-ipv4: 51161928 dns-tcp-responses-sent-ipv6: 35193642