121.199.98 is a class C of IPs

Sample IPs from the class C 121.199.98

121.199.98.137	View precise location of 121.199.98.137 on the map!
121.199.98.188	View precise location of 121.199.98.188 on the map!
121.199.98.54	View precise location of 121.199.98.54 on the map!
121.199.98.205	View precise location of 121.199.98.205 on the map!
121.199.98.41	View precise location of 121.199.98.41 on the map!
121.199.98.236	View precise location of 121.199.98.236 on the map!
121.199.98.208	View precise location of 121.199.98.208 on the map!
121.199.98.207	View precise location of 121.199.98.207 on the map!
121.199.98.170	View precise location of 121.199.98.170 on the map!
121.199.98.225	View precise location of 121.199.98.225 on the map!
121.199.98.57	View precise location of 121.199.98.57 on the map!

10 Random IPs

185.124.169.250	Find precise map location of 185.124.169.250
139.110.11.30	Find precise map location of 139.110.11.30
21.174.180.227	Find precise map location of 21.174.180.227
92.231.235.89	Find precise map location of 92.231.235.89
150.40.51.85	Find precise map location of 150.40.51.85
228.104.128.203	Find precise map location of 228.104.128.203
110.31.94.97	Find precise map location of 110.31.94.97
158.189.122.158	Find precise map location of 158.189.122.158
166.52.134.103	Find precise map location of 166.52.134.103
241.252.196.117	Find precise map location of 241.252.196.117
71.66.128.70	Find precise map location of 71.66.128.70

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