Data as of Nov 9, 2026
Autonomous system

AS14379

The Northern Trust Company

Announces 5,120 addresses in 8 prefixes. None of it is anonymizer space.

Type
Business
US

Announced prefixes

Arrived
PrefixTypeHolderRPKI
12.148.180.0/22
since Jan 2026
BusinessAT&T Enterprises, LLC
199.16.200.0/22
since Apr 2019
Business
199.16.204.0/23
since Apr 2019
Business
199.16.206.0/23
since Apr 2019
Business
208.95.144.0/21
since Jun 2025
Business
208.95.144.0/22
since Jan 2026
Business
208.95.148.0/23
since Oct 2012
Business
208.95.150.0/23
since Oct 2012
Business

Network & history

Routing patterns

How its announcements have moved

Arrivals

Year each prefix's current origin began announcing it