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thenetworkery

AS numbers

AS21904 PowerOne

AS21904 is operated by PowerOne and registered with ARIN (US) since 2005-06-06.

It announces 8 IPv4 and 0 IPv6 prefixes, 0% of them RPKI valid.

RIPE RIS sees 2 upstream and peer networks and 0 downstream networks next to it.

NamePowerOne
Registry handlePOWER1COM
Registry (RIR)ARIN
CountryUnited States (US)
Delegated on2005-06-06
Prefixes (IPv4 / IPv6)8 / 0
RPKI valid0% (0 / 8)
Upstreams and peers2
Downstream networks0

Routing health

  • AS21904 announces 8 IPv4 and 0 IPv6 prefixes.
  • No IPv6 prefixes announced.
  • 8 announced prefixes are not covered by a ROA of AS21904 (they may have none, or another network’s).
  • 2 upstreams and peers, 0 downstream networks seen.

For every check with the fix (IRR route objects, the RPKI state of each route, reverse DNS and the registration), run the full network report.

Announced prefixes 8

  • 68.64.105.0/24
  • 68.64.106.0/24
  • 204.15.136.0/24
  • 204.15.137.0/24
  • 204.15.138.0/24
  • 204.15.139.0/24
  • 204.15.142.0/24
  • 208.82.26.0/24

Upstreams and peers 2

The networks RIPE RIS sees next to AS21904 in BGP paths, the most visible first.

More about AS21904

Sources: RIR delegation data and PeeringDB (updated daily); routing from RIPEstat (RIPE NCC RIS and RPKI), refreshed daily. Routing data from 2026-11-15 08:33 UTC. The country is where the AS number was registered, not necessarily where the network operates.