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Data as of Nov 8, 2026

66.211.16.0/20

48 residential-proxy exits · 30 days

Columbia Power and Water Systems

Announcement
this exact prefix
RPKI valid
Announced by
AS30264
Type
Residential

Residential-proxy exits

Proxy exits
48
1.2% of its addresses · 30 days
Always-on exits
8
17% of its exits
Spread
11 of 16
/24s with at least one exit
Providers
75
selling exits here
Oct 9, 2026 – Nov 7, 2026

Exits seen per day

47K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
66.211.24.0/24211
66.211.27.0/2425
66.211.18.0/2416
66.211.19.0/2415
66.211.29.0/2413
66.211.31.0/2411
66.211.28.0/2407
66.211.20.0/2405
66.211.25.0/2402
66.211.21.0/2401
66.211.26.0/2401

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  • ProxyRack
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  • Q2IP
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  • SPYDERPROXY_BASIC
  • SPYDERPROXY_PREMIUM
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  • ZENPROXY_LITE
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Announcements

Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific

Announcements inside

PrefixOriginTypeProxy exitsHolderRPKI
66.211.16.0/22
since Nov 2017
AS30264Residential11
2 always on
Columbia Power and Water Systems
66.211.18.0/24
since Nov 2017
AS30264Residential6
1 always on
Columbia Power and Water Systems
66.211.19.0/24
since Nov 2017
AS30264Residential5
1 always on
Columbia Power and Water Systems
66.211.20.0/22
since Nov 2017
AS30264Residential6Columbia Power and Water Systems
66.211.20.0/24
since Nov 2017
AS30264Residential5Columbia Power and Water Systems
66.211.21.0/24
since Nov 2017
AS30264Residential1Columbia Power and Water Systems
66.211.22.0/24
since Nov 2017
AS30264ResidentialColumbia Power and Water Systems
66.211.24.0/22
since Nov 2017
AS30264Residential19
4 always on
Columbia Power and Water Systems
66.211.24.0/24
since Nov 2017
AS30264Residential11
2 always on
Columbia Power and Water Systems
66.211.25.0/24
since Mar 2018
AS30264Residential2Columbia Power and Water Systems
66.211.26.0/24
since Nov 2017
AS30264Residential1Columbia Power and Water Systems
66.211.27.0/24
since Nov 2017
AS30264Residential5
2 always on
Columbia Power and Water Systems
66.211.28.0/22
since Nov 2017
AS30264Residential11
2 always on
Columbia Power and Water Systems
66.211.28.0/24
since Nov 2017
AS30264Residential7Columbia Power and Water Systems
66.211.29.0/24
since Nov 2017
AS30264Residential3
1 always on
Columbia Power and Water Systems

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS30264

US
Name
Columbia Power and Water Systems
Type
Internet provider
Registered
Aug 22, 2003
Domain
cpws.com
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed