---
version: rssac002v4
service: d.root-servers.net
start-period: 2021-04-15T00:00:00Z
end-period: 2021-04-15T23:59:59Z
metric: zone-size
size:
   2021041500: 1420407
   2021041501: 1420892
   2021041502: 1420892
   2021041503: 1421040