---
service: h.root-servers.net
metric: traffic-volume
version: rssac002v3
start-period: '2019-05-18T00:00:00Z'
dns-udp-queries-received-ipv4: 2552222546
dns-udp-queries-received-ipv6: 489078004
dns-tcp-queries-received-ipv4: 58213209
dns-tcp-queries-received-ipv6: 15552899
dns-udp-responses-sent-ipv4: 2532697873
dns-udp-responses-sent-ipv6: 488614850
dns-tcp-responses-sent-ipv4: 56477134
dns-tcp-responses-sent-ipv6: 15342204