Data as of Nov 10, 2026
Autonomous system

AS30417

Btig LLC

Announces 3,584 addresses in 15 prefixes. None of it is anonymizer space.

Type
Business
US

Announced prefixes

Arrived
PrefixTypeHolderRPKI
38.133.137.0/24
since Feb 2016
BusinessCogent Communications, LLC
38.146.48.0/24
since Jan 2019
BusinessCogent Communications, LLC
64.124.70.0/24
since Mar 2019
BusinessZayo Bandwidth
64.166.128.0/24
since Aug 2008
BusinessAT&T Enterprises, LLC
91.208.252.0/24
since Nov 2008
BusinessBtig Ltd
154.61.144.0/24
since Oct 2019
BusinessCogent Communications, LLC
172.81.4.0/22
since May 2021
Business
172.81.4.0/24
since May 2021
Business
172.81.5.0/24
since Sep 2021
Business
172.81.6.0/24
since Sep 2021
Business
172.81.7.0/24
since Oct 2023
Business
192.64.196.0/24
since Apr 2025
Business
192.64.197.0/24
since Nov 7, 2026
Business
199.85.245.0/24
since Jun 2025
Business
209.214.224.0/24
since Sep 2022
BusinessAT&T Enterprises, LLC

Network & history

Routing patterns

How its announcements have moved

Arrivals

Year each prefix's current origin began announcing it