---
service: h.root-servers.net
metric: traffic-volume
version: rssac002v3
start-period: '2019-02-22T00:00:00Z'
dns-udp-queries-received-ipv4: 2434372925
dns-udp-queries-received-ipv6: 526686436
dns-tcp-queries-received-ipv4: 45342428
dns-tcp-queries-received-ipv6: 12562981
dns-udp-responses-sent-ipv4: 2417202145
dns-udp-responses-sent-ipv6: 524972445
dns-tcp-responses-sent-ipv4: 42148230
dns-tcp-responses-sent-ipv6: 11882098