---
service: h.root-servers.net
metric: traffic-volume
version: rssac002v3
start-period: '2019-06-18T00:00:00Z'
dns-udp-queries-received-ipv4: 3257792419
dns-udp-queries-received-ipv6: 691662042
dns-tcp-queries-received-ipv4: 75589776
dns-tcp-queries-received-ipv6: 19310639
dns-udp-responses-sent-ipv4: 3220410648
dns-udp-responses-sent-ipv6: 691150113
dns-tcp-responses-sent-ipv4: 73118477
dns-tcp-responses-sent-ipv6: 18919215