Data as of Nov 10, 2026
Autonomous system

AS53302

Baltimore County Government

Announces 768 addresses in 3 prefixes. None of it is anonymizer space.

Type
Business
US

Announced prefixes

Arrived
PrefixTypeHolderRPKI
167.102.138.0/24
since Jun 2010
BusinessState of Maryland
204.145.181.0/24
since Jun 2010
Business
207.114.31.0/24
since Sep 18, 2026
BusinessExpedient
via Baltimore County Public Library

Network & history

Routing patterns

How its announcements have moved

Arrivals

Year each prefix's current origin began announcing it