---
service: a.root-servers.net
start-period: '2015-04-21T00:00:00Z'
end-period: '2015-04-21T23:59:59Z'
metric: traffic-volume
dns-udp-queries-received-ipv4: 3059321311
dns-udp-queries-received-ipv6: 244421948
dns-tcp-queries-received-ipv4: 20294483
dns-tcp-queries-received-ipv6: 2582828
dns-udp-responses-sent-ipv4: 3031678970
dns-udp-responses-sent-ipv6: 243368516
dns-tcp-responses-sent-ipv4: 16888100
dns-tcp-responses-sent-ipv6: 1541988