--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-03-08T00:00:00Z' dns-udp-queries-received-ipv4: 2482023961 dns-udp-queries-received-ipv6: 468388401 dns-tcp-queries-received-ipv4: 37134516 dns-tcp-queries-received-ipv6: 10594898 dns-udp-responses-sent-ipv4: 2454509561 dns-udp-responses-sent-ipv6: 465681448 dns-tcp-responses-sent-ipv4: 33235278 dns-tcp-responses-sent-ipv6: 9836984