United States

12.19.88.0/21

IPv4 prefix announced by AS109 CISCO SYSTEMS, INC.

unknown RPKI
VALID announced
1 Recorded origin

Routing

Recorded origin
AS109 CISCO SYSTEMS, INC. unknown
Observed origin (RIS)
AS109 CISCOSYSTEMS - CISCO SYSTEMS, INC.
Country
United States

RPKI: rpki.cloudflare.com · 2026-06-17 · Routing: RIPEstat · 2026-06-17