--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2022-02-07T00:00:00Z dns-udp-queries-received-ipv4: 3168871262 dns-udp-queries-received-ipv6: 697950135 dns-tcp-queries-received-ipv4: 63085893 dns-tcp-queries-received-ipv6: 28986268 dns-udp-responses-sent-ipv4: 3160786941 dns-udp-responses-sent-ipv6: 697841071 dns-tcp-responses-sent-ipv4: 65116475 dns-tcp-responses-sent-ipv6: 30146985