30.173.221 is a class C of IPs

Sample IPs from the class C 30.173.221

30.173.221.30	View precise location of 30.173.221.30 on the map!
30.173.221.92	View precise location of 30.173.221.92 on the map!
30.173.221.71	View precise location of 30.173.221.71 on the map!
30.173.221.95	View precise location of 30.173.221.95 on the map!
30.173.221.22	View precise location of 30.173.221.22 on the map!
30.173.221.20	View precise location of 30.173.221.20 on the map!
30.173.221.3	View precise location of 30.173.221.3 on the map!
30.173.221.25	View precise location of 30.173.221.25 on the map!
30.173.221.35	View precise location of 30.173.221.35 on the map!
30.173.221.57	View precise location of 30.173.221.57 on the map!
30.173.221.224	View precise location of 30.173.221.224 on the map!

10 Random IPs

213.232.51.192	Find precise map location of 213.232.51.192
249.217.220.253	Find precise map location of 249.217.220.253
169.170.161.126	Find precise map location of 169.170.161.126
251.7.22.55	Find precise map location of 251.7.22.55
209.223.184.5	Find precise map location of 209.223.184.5
51.185.210.64	Find precise map location of 51.185.210.64
55.246.217.186	Find precise map location of 55.246.217.186
58.44.149.5	Find precise map location of 58.44.149.5
15.229.181.66	Find precise map location of 15.229.181.66
10.44.205.244	Find precise map location of 10.44.205.244
13.144.249.111	Find precise map location of 13.144.249.111

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