131.98.90 is a class C of IPs

Sample IPs from the class C 131.98.90

131.98.90.15	View precise location of 131.98.90.15 on the map!
131.98.90.112	View precise location of 131.98.90.112 on the map!
131.98.90.46	View precise location of 131.98.90.46 on the map!
131.98.90.150	View precise location of 131.98.90.150 on the map!
131.98.90.46	View precise location of 131.98.90.46 on the map!
131.98.90.204	View precise location of 131.98.90.204 on the map!
131.98.90.178	View precise location of 131.98.90.178 on the map!
131.98.90.41	View precise location of 131.98.90.41 on the map!
131.98.90.35	View precise location of 131.98.90.35 on the map!
131.98.90.218	View precise location of 131.98.90.218 on the map!
131.98.90.72	View precise location of 131.98.90.72 on the map!

10 Random IPs

199.201.79.60	Find precise map location of 199.201.79.60
149.37.244.163	Find precise map location of 149.37.244.163
39.106.192.168	Find precise map location of 39.106.192.168
71.223.211.24	Find precise map location of 71.223.211.24
35.236.235.95	Find precise map location of 35.236.235.95
246.239.231.144	Find precise map location of 246.239.231.144
182.11.12.122	Find precise map location of 182.11.12.122
112.244.184.177	Find precise map location of 112.244.184.177
51.22.90.251	Find precise map location of 51.22.90.251
61.227.161.19	Find precise map location of 61.227.161.19
70.254.72.149	Find precise map location of 70.254.72.149

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