78.155 is a class B of IPs

Sample IPs from the class B 78.155

78.155.199.192	View precise location of 78.155.199.192 on the map!
78.155.68.78	View precise location of 78.155.68.78 on the map!
78.155.68.39	View precise location of 78.155.68.39 on the map!
78.155.49.43	View precise location of 78.155.49.43 on the map!
78.155.181.248	View precise location of 78.155.181.248 on the map!
78.155.252.123	View precise location of 78.155.252.123 on the map!
78.155.97.197	View precise location of 78.155.97.197 on the map!
78.155.204.1	View precise location of 78.155.204.1 on the map!
78.155.185.136	View precise location of 78.155.185.136 on the map!
78.155.35.109	View precise location of 78.155.35.109 on the map!
78.155.254.147	View precise location of 78.155.254.147 on the map!

10 Random IPs

67.229.196.140	Find precise map location of 67.229.196.140
21.80.137.76	Find precise map location of 21.80.137.76
122.149.64.240	Find precise map location of 122.149.64.240
106.51.86.212	Find precise map location of 106.51.86.212
227.143.12.101	Find precise map location of 227.143.12.101
169.82.154.212	Find precise map location of 169.82.154.212
140.135.204.22	Find precise map location of 140.135.204.22
47.35.64.10	Find precise map location of 47.35.64.10
229.10.20.49	Find precise map location of 229.10.20.49
155.195.77.82	Find precise map location of 155.195.77.82
230.61.242.163	Find precise map location of 230.61.242.163

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