199.181.81.0/24
IPv4 prefix announced by AS54764 Casting Workbook Services Inc.
unknown RPKI
VALID announced
1 Recorded origin
Routing
- Recorded origin
- AS54764 Casting Workbook Services Inc. unknown
- Observed origin (RIS)
- AS54764 CWB-01 - Casting Workbook Services Inc.
- Country
- Canada
RPKI: rpki.cloudflare.com · 2026-06-17 · Routing: RIPEstat · 2026-06-18