--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-10-02T00:00:00Z dns-udp-queries-received-ipv4: 2663270944 dns-udp-queries-received-ipv6: 441035624 dns-tcp-queries-received-ipv4: 89338313 dns-tcp-queries-received-ipv6: 63416520 dns-udp-responses-sent-ipv4: 2660363351 dns-udp-responses-sent-ipv6: 440989945 dns-tcp-responses-sent-ipv4: 91159004 dns-tcp-responses-sent-ipv6: 63889826