---
service: h.root-servers.net
metric: traffic-volume
version: rssac002v3
start-period: '2019-07-17T00:00:00Z'
dns-udp-queries-received-ipv4: 3067601424
dns-udp-queries-received-ipv6: 595828578
dns-tcp-queries-received-ipv4: 65180003
dns-tcp-queries-received-ipv6: 17171814
dns-udp-responses-sent-ipv4: 3032161024
dns-udp-responses-sent-ipv6: 595183477
dns-tcp-responses-sent-ipv4: 43998289
dns-tcp-responses-sent-ipv6: 10863777