30.81.212 is a class C of IPs

Sample IPs from the class C 30.81.212

30.81.212.153	View precise location of 30.81.212.153 on the map!
30.81.212.170	View precise location of 30.81.212.170 on the map!
30.81.212.57	View precise location of 30.81.212.57 on the map!
30.81.212.44	View precise location of 30.81.212.44 on the map!
30.81.212.185	View precise location of 30.81.212.185 on the map!
30.81.212.22	View precise location of 30.81.212.22 on the map!
30.81.212.93	View precise location of 30.81.212.93 on the map!
30.81.212.35	View precise location of 30.81.212.35 on the map!
30.81.212.238	View precise location of 30.81.212.238 on the map!
30.81.212.81	View precise location of 30.81.212.81 on the map!
30.81.212.29	View precise location of 30.81.212.29 on the map!

10 Random IPs

38.8.60.10	Find precise map location of 38.8.60.10
20.50.69.101	Find precise map location of 20.50.69.101
37.89.199.252	Find precise map location of 37.89.199.252
165.248.128.105	Find precise map location of 165.248.128.105
11.144.65.198	Find precise map location of 11.144.65.198
147.176.101.86	Find precise map location of 147.176.101.86
97.197.219.164	Find precise map location of 97.197.219.164
27.26.139.58	Find precise map location of 27.26.139.58
242.89.242.138	Find precise map location of 242.89.242.138
147.12.99.132	Find precise map location of 147.12.99.132
68.49.32.137	Find precise map location of 68.49.32.137

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