--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-04-23T00:00:00Z' dns-udp-queries-received-ipv4: 1596476753 dns-udp-queries-received-ipv6: 296970919 dns-tcp-queries-received-ipv4: 41082033 dns-tcp-queries-received-ipv6: 8518488 dns-udp-responses-sent-ipv4: 1591069432 dns-udp-responses-sent-ipv6: 296935088 dns-tcp-responses-sent-ipv4: 40141311 dns-tcp-responses-sent-ipv6: 8337559