---
version: rssac002v4
service: a.root-servers.net
start-period: '2021-12-16T00:00:00Z'
metric: traffic-volume
dns-udp-queries-received-ipv4: 5320203898
dns-udp-queries-received-ipv6: 1427261692
dns-tcp-queries-received-ipv4: 276956992
dns-tcp-queries-received-ipv6: 53982707
dns-udp-responses-sent-ipv4: 5467186795
dns-udp-responses-sent-ipv6: 1473989195
dns-tcp-responses-sent-ipv4: 270697458
dns-tcp-responses-sent-ipv6: 53928926