Data as of Nov 10, 2026
Autonomous system

AS36407

Software Engineering Institute

Announces 1,536 addresses in 3 prefixes. None of it is anonymizer space.

Type
Education
US

Announced prefixes

Arrived
PrefixTypeHolderRPKI
147.72.252.0/22
since Oct 2017
BusinessPittsburgh Supercomputing Center
192.88.209.0/24
since Jan 2006
Business
192.88.210.0/24
since Jan 2006
Business

Network & history

Routing patterns

How its announcements have moved

Arrivals

Year each prefix's current origin began announcing it