---
service: h.root-servers.net
metric: traffic-volume
start-period: '2015-05-21T00:00:00Z'
end-period: '2015-05-21T23:59:59Z'
dns-udp-queries-received-ipv4: 803507012
dns-udp-queries-received-ipv6: 63099636
dns-tcp-queries-received-ipv4: 101732
dns-tcp-queries-received-ipv6: 25690
dns-udp-responses-sent-ipv4: 681804694
dns-udp-responses-sent-ipv6: 56692900
dns-tcp-responses-sent-ipv4: 32869
dns-tcp-responses-sent-ipv6: 15909