23.89.16.0/20

ip:	23.89.16.0 
loc:	United States, Los Angeles (California)  
isp:	AS13445 Cisco Webex LLC » Cisco Webex LLC » Cisco Webex LLC 414.913 ms
route:	23.89.16.0/20, WEX - Cisco Webex LLC, US (San Jose (North San Jose)) ... 
reg:	23.89.0.0/16, US, ARIN, 2021-03-17
asn:	AS13445 - WEBEX Cisco Webex LLC, US
addr:	  170 W. Tasman Drive San Jose CA 95134 US
online:	  2.259 » latency: 116 ms (148ms) 

see also:
   23.89.0.0/18     AS13445  WEX Cisco Webex LLC, US