---
service: h.root-servers.net
metric: traffic-volume
version: rssac002v3
start-period: '2019-07-25T00:00:00Z'
dns-udp-queries-received-ipv4: 3017630722
dns-udp-queries-received-ipv6: 603858469
dns-tcp-queries-received-ipv4: 66252039
dns-tcp-queries-received-ipv6: 17751806
dns-udp-responses-sent-ipv4: 2983510460
dns-udp-responses-sent-ipv6: 603385779
dns-tcp-responses-sent-ipv4: 44432729
dns-tcp-responses-sent-ipv6: 12009411