---
version: rssac002v4
service: a.root-servers.net
start-period: '2021-12-23T00:00:00Z'
metric: traffic-volume
dns-udp-queries-received-ipv4: 5285493135
dns-udp-queries-received-ipv6: 1270496748
dns-tcp-queries-received-ipv4: 332139520
dns-tcp-queries-received-ipv6: 51664594
dns-udp-responses-sent-ipv4: 5246482593
dns-udp-responses-sent-ipv6: 1308497534
dns-tcp-responses-sent-ipv4: 303075799
dns-tcp-responses-sent-ipv6: 51597972