IP location for 128.30.47.231 is Cambridge, United States

IP:	128.30.47.231
Country:	United States (US)
Region:	MA
City:	Cambridge
Latitude:	42.3646
Longitude:	-71.1028
Zip code:	02139
Area code:	617
Reverse DNS:	30-47-231.dynamic.csail.mit.edu

IP information

Class A:	128
Class B:	128.30
Class C:	128.30.47

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