---
version: rssac002v4
service: b.root-servers.net
start-period: 2021-12-16T00:00:00Z
metric: traffic-volume
dns-udp-queries-received-ipv4: 4362518338
dns-udp-queries-received-ipv6: 809309132
dns-tcp-queries-received-ipv4: 184884609
dns-tcp-queries-received-ipv6: 54422860
dns-udp-responses-sent-ipv4: 4299127680
dns-udp-responses-sent-ipv6: 741985668
dns-tcp-responses-sent-ipv4: 184897369
dns-tcp-responses-sent-ipv6: 53319126
