---
version: rssac002v4
service: b.root-servers.net
start-period: 2021-05-25T00:00:00Z
metric: traffic-volume
dns-udp-queries-received-ipv4: 4572226413
dns-udp-queries-received-ipv6: 615446978
dns-tcp-queries-received-ipv4: 288603056
dns-tcp-queries-received-ipv6: 100170679
dns-udp-responses-sent-ipv4: 4524642663
dns-udp-responses-sent-ipv6: 614797895
dns-tcp-responses-sent-ipv4: 288074440
dns-tcp-responses-sent-ipv6: 100159144
