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Data as of Nov 14, 2026

57.133.128.0/18

4 residential-proxy exits · 30 days

COLT Technology Services Group Limited

Announcement
57.133.0.0/16
RPKI valid
Announced by
AS8220
Type
Internet provider
78% of it

Residential-proxy exits

Proxy exits
4
0.02% of its addresses · 30 days
Spread
4 of 64
/24s with at least one exit
Providers
8
selling exits here
Oct 15, 2026 – Nov 13, 2026

Exits seen per day

450 observations
  • Business
  • Internet provider

/24s with the most always-on exits

/24Always-on exitsProxy exits
57.133.136.0/2401
57.133.141.0/2401
57.133.152.0/2401
57.133.153.0/2401

Proxy providers listing exits

  • AnyIP
  • EnigmaProxy
  • FLEETPROXY
  • FloppyData
  • NovaProxy
  • Proxiware
  • ProxyEmpire
  • VantageProxies

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 provider12,77578%76
Business3,60122%207
Residential80.05%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 57.133.0.0/16

Prefix
57.133.0.0/16
Announced by
AS8220 COLT Technology Services Group Limited
Type
Internet provider
Proxy exits
37
RPKI
RPKI valid
Netname
COLT-Transfer
Registrant
COLT Technology Services Group Limited
RIR
RIPE NCC
Origin network

AS8220

GB
Name
COLT Technology Services Group Limited
Type
Internet provider
Registered
Feb 24, 1997
Domain
colt.net
Website
www.colt.net
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed