166.204.48.0/22

ip:	166.204.48.0 mobile-166-204-048-000.mycingular.net
loc:	United States, Portland (Maine)  
isp:	AS20057 AT&T Enterprises, LLC » AT&T Enterprises, LLC » AT&T Enterprises, LLC 757.297 ms
route:	166.204.48.0/22, AEL-360 - AT&T Enterprises, LLC, US (Dallas (Dallas Downtown Historic District)) ... 
reg:	166.192.0.0/12, US, ARIN, 2025-04-01
asn:	AS20057 - ATT-MOBILITY-LLC-AS20057 AT&T Wireless Service, US
	  AS7018  - ATT-INTERNET4 AT&T Enterprises, LLC, US
addr:	  PO Box 1381 Doylestown PA 18901 US
online:	  82 » latency: 324 ms (324ms) 

see also:
   166.204.0.0/17   AS20057  AEL-360 AT&T Enterprises, LLC, US