Data as of Nov 10, 2026
Autonomous system

AS21778

Dimension Data North America, Inc.

Announces 1,536 addresses in 5 prefixes. None of it is anonymizer space.

Type
Business
US

Announced prefixes

Arrived
PrefixTypeHolderRPKI
128.241.34.0/24
since Oct 2021
BusinessNTT America, Inc.
129.250.40.0/24
since Oct 2021
BusinessNTT America, Inc.
129.250.161.0/24
since Oct 2021
BusinessNTT America, Inc.
204.2.200.0/23
since Oct 2021
BusinessNTT America, Inc.
204.56.94.0/24
since Feb 2010
Business
via Dimension Data

Network & history

Routing patterns

How its announcements have moved

Arrivals

Year each prefix's current origin began announcing it