---
version: rssac002v4
service: d.root-servers.net
start-period: 2025-10-20T00:00:00Z
end-period: 2025-10-20T23:59:59Z
metric: unique-sources
num-sources-ipv4: 6524558
num-sources-ipv6: 1618547
num-sources-ipv6-aggregate: 993075
