---
service: d.root-servers.net
start-period: '2016-05-21T00:00:00Z'
end-period: '2016-05-21T23:59:59Z'
metric: traffic-volume
dns-udp-queries-received-ipv4: 6049489642
dns-udp-queries-received-ipv6: 690797129
dns-tcp-queries-received-ipv4: 34327869
dns-tcp-queries-received-ipv6: 586869
dns-udp-responses-sent-ipv4: 6033382929
dns-udp-responses-sent-ipv6: 690521209
dns-tcp-responses-sent-ipv4: 34249715
dns-tcp-responses-sent-ipv6: 586676