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AS numbers

AS33661 Comcast - West Florida

AS33661 is operated by Comcast - West Florida and registered with ARIN (US) since 2005-02-16.

It announces 7 IPv4 and 15 IPv6 prefixes.

RIPE RIS sees 1 upstream and peer networks and 23 downstream networks next to it.

PeeringDB lists it as a Cable/DSL/ISP network. Its peering policy is restrictive.

NameComcast - West Florida
Registry handleCMCS
Registry (RIR)ARIN
CountryUnited States (US)
Delegated on2005-02-16
Network typeCable/DSL/ISP, Regional
Peering policyRestrictive
Prefixes (IPv4 / IPv6)7 / 15
Upstreams and peers1
Downstream networks23

Routing health

  • Partial result: RIPEstat did not return the roas in time.
  • AS33661 announces 7 IPv4 and 15 IPv6 prefixes.
  • One upstream or peer seen (AS7922): an outage there takes the whole network off the internet.

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 22

  • 50.218.97.0/24
  • 50.220.33.0/24
  • 50.226.0.0/24
  • 50.227.97.0/24
  • 50.228.116.0/24
  • 50.236.155.0/24
  • 50.237.76.0/24
  • 2001:559:4ed::/48
  • 2001:559:4ee::/48
  • 2001:559:85d6::/48
  • 2001:559:87d4::/48
  • 2001:559:135::/48
  • 2001:559:731::/48
  • 2001:559:830d::/48
  • 2001:559:864f::/48
  • 2001:559:878c::/48
  • 2001:559:8320::/48
  • 2001:559:8462::/48
  • 2001:559:c4b9::/48
  • 2001:559:c4ea::/48
  • 2001:559:c22b::/48
  • 2001:559:c202::/48

Upstreams and peers 1

The networks RIPE RIS sees next to AS33661 in BGP paths, the most visible first.

Peering

Peering policy: Restrictive. PeeringDB record

More about AS33661

Sources: RIR delegation data and PeeringDB (updated daily); routing from RIPEstat (RIPE NCC RIS and RPKI), refreshed daily. Routing data from 2026-11-14 02:35 UTC. The country is where the AS number was registered, not necessarily where the network operates.