--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-11-29T00:00:00Z' dns-udp-queries-received-ipv4: 2087948067 dns-udp-queries-received-ipv6: 421503040 dns-tcp-queries-received-ipv4: 44884338 dns-tcp-queries-received-ipv6: 16117590 dns-udp-responses-sent-ipv4: 2078865049 dns-udp-responses-sent-ipv6: 421041214 dns-tcp-responses-sent-ipv4: 42483438 dns-tcp-responses-sent-ipv6: 15308700