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Data as of Nov 5, 2026

72.37.128.0/18

4,864 anonymizer addresses · 30%8 residential-proxy exits · 30 days

GTT Communications Inc. · space held by PacketExchange, Inc

Announcement
72.37.128.0/17
No RPKI
Announced by
AS3257
Type
Internet provider
27% of it

Residential-proxy exits

Proxy exits
8
0.05% of its addresses · 30 days
Always-on exits
2
25% of its exits
Spread
5 of 64
/24s with at least one exit
Providers
34
selling exits here
Oct 6, 2026 – Nov 4, 2026

Exits seen per day

4.4K observations
  • ISP proxy · anonymizer
  • Residential

/24s with the most always-on exits

/24Always-on exitsProxy exits
72.37.183.0/2424
72.37.129.0/2401
72.37.134.0/2401
72.37.157.0/2401
72.37.181.0/2401

Proxy providers listing exits

  • Ake.net
  • AnyIP
  • BirdProxies
  • ByteProxies
  • Byteful
  • CliProxy
  • ColaProxy
  • Decodo
  • EnigmaProxy
  • FastProxy
  • FlexyProxies
  • FloppyData
  • GloryCloud
  • GonzoProxy
  • IPPeak
  • Infatica
  • KocerRoxy
  • LudaxProxy
  • MangoProxy
  • NodeProxy
  • NovaProxy
  • Oxylabs
  • Proxiware
  • Proxy-Seller
  • ProxyEmpire
  • ProxyRack
  • Proxyma
  • RainProxy
  • Shifter
  • Thordata
  • TrueProxies
  • VantageProxies
  • VitalExclusive
  • WealthProxies
IPv4 market

Path

1 · Holder
PacketExchange, Inc
record created Mar 17, 2005
2 · Leased from
IPNetZone
for its owner PacketExchange, Inc
3 · Announced by
AS3257 GTT Communications Inc.
since Jul 2015 · 11.3 yr ago
4 · Use
Proxy providersnamed Bunny, Novada
Internet provider

Operators, sellers and brokers

Proxy providers

NameParentKindIn 72.37.128.0/18/24sRole
BunnyProxy operator
2,81617%
11
Runs it
NovadaProxy seller
2561.6%
1
Sells it
Runs itSells it
Leased from

IP brokers

NameIn 72.37.128.0/18/24s
IPNetZone
2,04813%
8
Leased from

Owners leasing their own space

NameIn 72.37.128.0/18/24s
PacketExchange, Inc
4,86430%
19

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
PrefixOriginTypeOperatorLeased fromProxy exitsHolderRPKI
72.37.128.0/23
since Oct 2011
AS23316Residential1PacketExchange, Inc
via Bel Air Internet, LLC
72.37.133.0/24
since Mar 2026
AS5065ISP proxyProxy providersoperated by BunnyPacketExchange, Inc
via Bunny Communications
72.37.134.0/23
since Oct 2011
AS23316Residential1PacketExchange, Inc
via Bel Air Internet, LLC
72.37.136.0/24
since Dec 2023
AS19257ResidentialPacketExchange, Inc
72.37.137.0/24
since Mar 2026
AS5065ISP proxyProxy providersoperated by BunnyPacketExchange, Inc
via Bunny Communications
72.37.139.0/24
since Mar 2026
AS5065ISP proxyProxy providersoperated by BunnyPacketExchange, Inc
via Bunny Communications
72.37.140.0/24
since Mar 2026
AS5065ISP proxyProxy providersoperated by BunnyPacketExchange, Inc
via Bunny Communications
72.37.141.0/24
since Mar 2009
AS23316ResidentialPacketExchange, Inc
via Bel Air Internet, LLC
72.37.142.0/24
since Mar 2009
AS23316ResidentialPacketExchange, Inc
via Bel Air Internet, LLC
72.37.143.0/24
since Apr 2026
AS38854Datacenter proxyProxy providersoperated by BunnyPacketExchange, Inc
via Bunny Communications
72.37.146.0/24
since Mar 2026
AS5065ISP proxyProxy providersoperated by BunnyPacketExchange, Inc
via Bunny Communications
72.37.148.0/22
since Sep 28, 2026
AS11611Internet providerPacketExchange, Inc
via Arctic Fox Networks Inc
72.37.153.0/24
since Mar 2026
AS5065ISP proxyProxy providersoperated by BunnyPacketExchange, Inc
via Bunny Communications
72.37.154.0/23
since Mar 2026
AS20001ISP proxyIP broker IPNetZonePacketExchange, Inc
via IPNetZone
72.37.157.0/24
since Mar 2026
AS5065ISP proxyProxy providersoperated by Bunny1PacketExchange, Inc
via Bunny Communications
72.37.159.0/24
since Jul 2012
AS19257ResidentialPacketExchange, Inc
72.37.160.0/23
since Mar 2026
AS20001ISP proxyIP broker IPNetZonePacketExchange, Inc
via IPNetZone
72.37.162.0/24
since Apr 2026
AS5065ISP proxyProxy providersoperated by Bunnysold by NovadaPacketExchange, Inc
via Bunny Communications
72.37.163.0/24
since May 2015
AS3257Internet providerPacketExchange, Inc
72.37.164.0/23
since Mar 2026
AS20001ISP proxyIP broker IPNetZonePacketExchange, Inc
via IPNetZone
72.37.167.0/24
since Apr 2026
AS38854Datacenter proxyProxy providersoperated by BunnyPacketExchange, Inc
via Bunny Communications
72.37.168.0/23
since Mar 2026
AS20001ISP proxyIP broker IPNetZonePacketExchange, Inc
via IPNetZone
72.37.170.0/24
since Apr 2026
AS38854Datacenter proxyProxy providersoperated by BunnyPacketExchange, Inc
via Bunny Communications
72.37.174.0/23
since Apr 2026
AS20001ResidentialPacketExchange, Inc
72.37.176.0/22
since Sep 28, 2026
AS11611Internet providerPacketExchange, Inc
via Arctic Fox Networks Inc
72.37.180.0/22
since Oct 2011
AS23316Residential5
2 always on
PacketExchange, Inc
via Bel Air Internet, LLC
72.37.184.0/21
since Sep 28, 2026
AS11611Internet providerPacketExchange, Inc
via Arctic Fox Networks Inc

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 provider4,35227%4
ISP proxyanonymizer4,09625%12
Residential3,58422%8
Unknown3,02018%15
Datacenter proxyanonymizer7684.7%3
Business5643.4%11

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 72.37.128.0/17

Prefix
72.37.128.0/17
Announced by
AS3257 GTT Communications Inc.
Type
Unknown
Anonymizer addresses
none
Proxy exits
8
Always-on exits
2
RPKI
No RPKI
Netname
NETBLK-PACKETEXCHANGE-V4-03
Registrant
PacketExchange, Inc
RIR
ARIN
Origin network

AS3257

US
Name
GTT Communications Inc.
Type
Internet provider
Registered
Sep 30, 1994
Domain
gtt.net
Website
www.gtt.net
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed
VPN servers
244