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WHOIS IP Lookup Tool

The IPWHOIS Lookup tool finds contact information for the owner of a specified IP address.

Enter a host name or an IP address:
Source:  whois.arin.net
IP Address:  149.100.187.56
Name:  COGENT-149-100-16
Handle:  NET-149-100-0-0-1
Registration Date:  1/28/92
Range:  149.100.0.0-149.100.255.255
Org:  PSINet, Inc.
Org Handle:  PSI-1
Address:  2450 N Street NW
City:  Washington
State/Province:  DC
Postal Code:  20037
Country:  United States
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