---
service: a.root-servers.net
start-period: '2017-02-21T00:00:00Z'
end-period: '2017-02-21T23:59:59Z'
metric: traffic-volume
dns-udp-queries-received-ipv4: 7575369602
dns-udp-queries-received-ipv6: 772148769
dns-tcp-queries-received-ipv4: 282956934
dns-tcp-queries-received-ipv6: 12253078
dns-udp-responses-sent-ipv4: 7551689102
dns-udp-responses-sent-ipv6: 766836188
dns-tcp-responses-sent-ipv4: 282810130
dns-tcp-responses-sent-ipv6: 12874869