--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-03-18T00:00:00Z dns-udp-queries-received-ipv4: 3723151970 dns-udp-queries-received-ipv6: 921758593 dns-tcp-queries-received-ipv4: 109402778 dns-tcp-queries-received-ipv6: 54918878 dns-udp-responses-sent-ipv4: 3716381332 dns-udp-responses-sent-ipv6: 921578130 dns-tcp-responses-sent-ipv4: 88860312 dns-tcp-responses-sent-ipv6: 56693200