---
service: h.root-servers.net
metric: traffic-volume
version: rssac002v3
start-period: '2019-05-30T00:00:00Z'
dns-udp-queries-received-ipv4: 3161764738
dns-udp-queries-received-ipv6: 606827755
dns-tcp-queries-received-ipv4: 68574383
dns-tcp-queries-received-ipv6: 17848286
dns-udp-responses-sent-ipv4: 3130964799
dns-udp-responses-sent-ipv6: 606207025
dns-tcp-responses-sent-ipv4: 67315655
dns-tcp-responses-sent-ipv6: 17662371