--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-10-19T00:00:00Z dns-udp-queries-received-ipv4: 3290155836 dns-udp-queries-received-ipv6: 568416125 dns-tcp-queries-received-ipv4: 94668980 dns-tcp-queries-received-ipv6: 44198090 dns-udp-responses-sent-ipv4: 3287216983 dns-udp-responses-sent-ipv6: 568359716 dns-tcp-responses-sent-ipv4: 95603261 dns-tcp-responses-sent-ipv6: 45082984