---
version: rssac002v4
service: a.root-servers.net
start-period: '2021-12-19T00:00:00Z'
metric: traffic-volume
dns-udp-queries-received-ipv4: 4659309224
dns-udp-queries-received-ipv6: 1247346037
dns-tcp-queries-received-ipv4: 269245982
dns-tcp-queries-received-ipv6: 81389201
dns-udp-responses-sent-ipv4: 4807150229
dns-udp-responses-sent-ipv6: 1369576422
dns-tcp-responses-sent-ipv4: 262135764
dns-tcp-responses-sent-ipv6: 81032729