IP location for 18.138.91.221 is Cambridge, United States

IP:	18.138.91.221
Country:	United States (US)
Region:	MA
City:	Cambridge
Latitude:	42.3646
Longitude:	-71.1028
Zip code:	02139
Area code:	617
Reverse DNS:	ec2-18-138-91-221.ap-southeast-1.compute.amazonaws.com

IP information

Class A:	18
Class B:	18.138
Class C:	18.138.91

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