Skip to main content
Geo IP Tool
Search
Tools
Learn
140.221.0.0/18
Clarendon Hills, Illinois, United States
CIDR Block Overview
CIDR
140.221.0.0/18
Approx. Size
16,384 IPs
Mask
/18
Network & Provider
Organization
Argonne National Lab
Autonomous System Number
More information
AS683
Geographic Location
Country
United States
US
Region
Illinois
City
Clarendon Hills