Data as of Nov 10, 2026
Autonomous system

AS15173

Newmarket Corporation

Announces 65,792 addresses in 2 prefixes. None of it is anonymizer space.

Type
Business
US
Proxy activity, 30 days
1 exits

Announced prefixes

Arrived
PrefixTypeProxy exitsHolderRPKI
63.103.224.0/24
since Feb 2008
Business1Verizon Business
161.227.0.0/16
since Apr 2012
BusinessEthyl Corporation

Residential-proxy exposure

Providers
2
selling exits here

Proxy providers listing exits

  • ColaProxy
  • Thordata

Proxy activity

Oct 11, 2026 – Nov 8, 2026

AS15173, day by day

464 observations

Network & history

Routing patterns

How its announcements have moved

Arrivals

Year each prefix's current origin began announcing it