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Data as of Nov 4, 2026

63.245.64.0/18

60 residential-proxy exits · 30 days

Columbus Networks USA, Inc.

Announcement
63.245.0.0/17
No RPKI
Announced by
AS23520
Type
Internet provider
64% of it

Residential-proxy exits

Proxy exits
60
0.37% of its addresses · 30 days
Always-on exits
14
23% of its exits
Spread
18 of 64
/24s with at least one exit
Providers
72
selling exits here
Oct 5, 2026 – Nov 3, 2026

Exits seen per day

89K observations
  • Residential
  • Internet provider

/24s with the most always-on exits

/24Always-on exitsProxy exits
63.245.105.0/24823
63.245.126.0/2422
63.245.123.0/2415
63.245.113.0/2414
63.245.90.0/2413
63.245.124.0/2412
63.245.125.0/2406
63.245.127.0/2403
63.245.119.0/2402
63.245.115.0/2402
63.245.117.0/2401
63.245.121.0/2401
63.245.122.0/2401
63.245.118.0/2401
63.245.70.0/2401
63.245.116.0/2401
63.245.110.0/2401
63.245.73.0/2401

Proxy providers listing exits

  • 2Captcha
  • 711Proxy
  • 9Proxy
  • Ake.net
  • AnyIP
  • BirdProxies
  • BlurPath
  • BottingTools
  • Bright Data
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • ColaProxy
  • CoreProxy
  • DataImpulse
  • Decodo
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FastProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • Geonode
  • GloryCloud
  • GoProxies
  • GonzoProxy
  • IPFly
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • KindProxy
  • KocerRoxy
  • Kookey
  • LemonBright
  • LudaxProxy
  • MagneticProxy
  • MangoProxy
  • Maskify
  • NSocks
  • NextProxy
  • NodeMaven
  • NovProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • PrivateProxy
  • Proxiware
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyRack
  • ProxyWing
  • Proxying
  • Proxyma
  • PuraRoute
  • RainProxy
  • RapidProxy
  • ResiProxies
  • Shifter
  • SpyderProxy
  • StrikeProxy
  • Thordata
  • ThunderProxy
  • TrueProxies
  • TrustProxy
  • VantageProxies
  • VitalExclusive
  • Webshare

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

Arrived
PrefixOriginTypeProxy exitsHolderRPKI
63.245.64.0/21
since Oct 2011
AS23520Internet provider1Columbus Networks USA, Inc.
63.245.69.0/24
since Jul 2021
AS23520Internet providerColumbus Networks USA, Inc.
63.245.72.0/21
since Aug 2015
AS23520Internet provider1Columbus Networks USA, Inc.
63.245.72.0/24
since Aug 2023
AS23520Internet providerColumbus Networks USA, Inc.
63.245.80.0/20
since Oct 2011
AS23520Internet provider3
1 always on
Columbus Networks USA, Inc.
63.245.88.0/24
since Nov 2019
AS62627ResidentialColumbus Networks USA, Inc.
63.245.89.0/24
since Nov 2019
AS62627ResidentialColumbus Networks USA, Inc.
63.245.91.0/24
since Jul 2021
AS23520Internet providerColumbus Networks USA, Inc.
63.245.93.0/24
since Sep 2015
AS62627ResidentialColumbus Networks USA, Inc.
63.245.95.0/24
since Nov 2019
AS62627ResidentialColumbus Networks USA, Inc.
63.245.96.0/19
since Oct 2011
AS23520Internet provider55
13 always on
Columbus Networks USA, Inc.
63.245.104.0/24
since Nov 2017
AS23520Internet providerColumbus Networks USA, Inc.
63.245.105.0/24
since Dec 2019
AS265590Residential23
8 always on
Columbus Networks USA, Inc.
63.245.108.0/23
since Dec 2012
AS52233ResidentialColumbus Networks USA, Inc.
63.245.111.0/24
since Jul 2012
AS23520Internet providerColumbus Networks USA, Inc.
63.245.112.0/20
since May 2005
AS8014Residential31
5 always on
Columbus Networks USA, Inc.
via The Bahamas Telecommunications Company, Ltd.

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
63.245.0.0/1732,768COLUMBUS-NETWORKS-1Columbus Networks USA, Inc. (CNU-6) · USDirect AllocationOct 22, 2002rafael.espinosa@libertynet.com
└ 63.245.66.0/23512NWN-BLK-63-245-66unknown———
└ 63.245.66.80/298CCGL-NET-63-245-66-80-29unknown———
└ 63.245.66.128/304CCGL-NET-63-245-66-128-30unknown———
└ 63.245.66.144/298CCGL-NET-63-245-66-144-29unknown———
└ 63.245.66.152/298CCGL-NET-63-245-66-152-29unknown———
└ 63.245.66.168/298CCGL-NET-63-245-66-168-29unknown———
└ 63.245.66.176/2816CCGL-NET-63-245-66-176-28unknown———
└ 63.245.66.192/298CCGL-NET-63-245-66-192-29unknown———
└ 63.245.66.200/298CCGL-NET-63-245-66-200-29unknown———
└ 63.245.66.208/2816CCGL-NET-63-245-66-208-28unknown———
└ 63.245.66.224/298CCGL-NET-63-245-66-224-29unknown———
└ 63.245.66.232/298CCGL-NET-63-245-66-232-29unknown———
└ 63.245.66.248/298CCGL-NET-63-245-66-248-29unknown———
└ 63.245.68.0/24256CN-BLK-63-245-68unknown———
└ 63.245.69.0/24256CN-BLK-63-245-69Columbus Networks IP TRANSIT (COLUM-84) · USReassignedJan 24, 2011ipnoc@columbus-networks.com
└ 63.245.70.0/24256CN-BLK-63-245-70unknown———
└ 63.245.71.0/24256CN-BLK-63-245-71unknown———
└ 63.245.88.0/24256ZOOMColumbus Networks IP TRANSIT PR (COLUM-86) · PRReassignedJan 25, 2011oortiz@columbus-netowrks.com
└ 63.245.89.0/24256ZOOMColumbus Networks IP TRANSIT PR (COLUM-86) · PRReassignedJan 25, 2011oortiz@columbus-netowrks.com
└ 63.245.90.0/24256CN-BLK-63-245-90unknown———
└ 63.245.91.0/24256CN-BLK-63-245-91Columbus Networks IP TRANSIT (COLUM-84) · USReassignedJan 24, 2011ipnoc@columbus-networks.com
└ 63.245.92.0/24256CN-BLK-63-245-92unknown———
└ 63.245.93.0/24256ZOOMColumbus Networks IP TRANSIT PR (COLUM-86) · PRReassignedJan 25, 2011oortiz@columbus-netowrks.com
└ 63.245.94.0/24256CN-BLK-63-245-94unknown———
└ 63.245.95.0/24256ZOOMColumbus Networks IP TRANSIT PR (COLUM-86) · PRReassignedJan 25, 2011oortiz@columbus-netowrks.com
└ 63.245.96.0/212,048NWN-BLK0096-0103unknown———
└ 63.245.105.0/2425663-245-105-0-ABIX-TELECOMUNICACIONES-SA-DE-CVAbix Telecomunicaciones S.A. de C.V. (C07072613) · MXReassignedOct 1, 2018rafael.espinosa@libertynet.com
via COLUMBUS-NETWORKS-1
└ 63.245.111.0/24256IP-BLOCKS-PUERTO-RICOColumbus Networks Puerto Rico (CNPR) · USReassignedOct 2, 2013—
└ 63.245.112.0/204,096NWN-BLK0112-0127The Bahamas Telecommunications Company, Ltd. (BTC-27) · BSReallocatedSep 17, 2003cwc-csirt@cwc.com
└ 63.245.124.0/24256CN-BLK-63-245-124unknown———
└ 63.245.125.0/24256CN-BLK-63-245-125unknown———
└ 63.245.126.0/24256CN-BLK-63-245-126unknown———
└ 63.245.127.0/24256CN-BLK-63-245-127unknown———

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

16,384 addresses
TypeAddressesShareRanges
Internet provider10,49664%15
Residential5,88836%7

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 63.245.0.0/17

Prefix
63.245.0.0/17
Announced by
AS23520 Columbus Networks USA, Inc.
Type
Internet provider
Proxy exits
145
Always-on exits
50
RPKI
No RPKI
Netname
COLUMBUS-NETWORKS-1
Registrant
Columbus Networks USA, Inc.
RIR
ARIN
Origin network

AS23520

US
Name
Columbus Networks USA, Inc.
Type
Internet provider
Registered
Apr 2, 2002
Domain
libertynetworks.com
Website
libertynetworks.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed