IP location for 18.21.21.144 is Cambridge, United States

IP:	18.21.21.144
Country:	United States (US)
Region:	MA
City:	Cambridge
Latitude:	42.3646
Longitude:	-71.1028
Zip code:	02139
Area code:	617
Reverse DNS:	18.21.21.144

IP information

Class A:	18
Class B:	18.21
Class C:	18.21.21

10 Random IPs

121.129.56.100	Find precise map location of 121.129.56.100
163.43.83.93	Find precise map location of 163.43.83.93
76.103.86.126	Find precise map location of 76.103.86.126
29.116.21.175	Find precise map location of 29.116.21.175
178.76.216.148	Find precise map location of 178.76.216.148
47.187.251.175	Find precise map location of 47.187.251.175
1.244.15.68	Find precise map location of 1.244.15.68
33.116.56.47	Find precise map location of 33.116.56.47
215.136.210.200	Find precise map location of 215.136.210.200
146.27.48.27	Find precise map location of 146.27.48.27
129.123.93.236	Find precise map location of 129.123.93.236

TestURI.org is a free web-sniffer.net alternative. It alows you to send custom HTTP request and check the HTTP response.