---
service: a.root-servers.net
start-period: '2016-05-31T00:00:00Z'
end-period: '2016-05-31T23:59:59Z'
metric: traffic-volume
dns-udp-queries-received-ipv4: 4471306631
dns-udp-queries-received-ipv6: 286387099
dns-tcp-queries-received-ipv4: 72611473
dns-tcp-queries-received-ipv6: 3826429
dns-udp-responses-sent-ipv4: 4471179150
dns-udp-responses-sent-ipv6: 286067993
dns-tcp-responses-sent-ipv4: 61881962
dns-tcp-responses-sent-ipv6: 248747