LAYER3 INTEL
Get started
TripwireIntel APIIP IntelPricingBlogDocsContactSign in
Data as of Nov 3, 2026
Autonomous system

AS204222

His Majesty's Revenue and Customs

Announces 16,384 addresses in 1 prefixes. None of it is anonymizer space.

Type
Education
GB
Proxy activity, 30 days
18 exits

Announced prefixes

All 1
Arrived
PrefixTypeProxy exitsRPKI
163.171.0.0/18
since Oct 2016
Business17

Residential-proxy exposure

Spread
13
/24s with at least one exit
Providers
15
selling exits here

/24s with the most always-on exits

/24Always-on exitsProxy exits
163.171.55.0/2403
163.171.32.0/2402
163.171.56.0/2402
163.171.34.0/2401
163.171.30.0/2401
163.171.27.0/2401
163.171.16.0/2401
163.171.39.0/2401
163.171.40.0/2401
163.171.41.0/2401
163.171.52.0/2401
163.171.22.0/2401
163.171.19.0/2401

Proxy providers listing exits

  • 2Extract
  • AnyIP
  • BottingTools
  • Byteful
  • DataImpulse
  • EnigmaProxy
  • FloppyData
  • Geonode
  • NovaProxy
  • Proxiware
  • ProxyEmpire
  • ProxyGeo
  • ProxyRack
  • ResiProxies
  • VantageProxies

Proxy activity

Oct 4, 2026 – Nov 2, 2026

AS204222, day by day

428 observations

Network & history

NetworkHistory
Profile
Registered
Jul 23, 2015
Domain
hmrc.gov.uk
Website
www.hmrc.gov.uk
Industry
Community Groups and Nonprofits