121.199.127 is a class C of IPs

Sample IPs from the class C 121.199.127

121.199.127.158	View precise location of 121.199.127.158 on the map!
121.199.127.70	View precise location of 121.199.127.70 on the map!
121.199.127.75	View precise location of 121.199.127.75 on the map!
121.199.127.44	View precise location of 121.199.127.44 on the map!
121.199.127.204	View precise location of 121.199.127.204 on the map!
121.199.127.90	View precise location of 121.199.127.90 on the map!
121.199.127.30	View precise location of 121.199.127.30 on the map!
121.199.127.234	View precise location of 121.199.127.234 on the map!
121.199.127.35	View precise location of 121.199.127.35 on the map!
121.199.127.176	View precise location of 121.199.127.176 on the map!
121.199.127.206	View precise location of 121.199.127.206 on the map!

10 Random IPs

90.22.47.238	Find precise map location of 90.22.47.238
183.168.220.25	Find precise map location of 183.168.220.25
132.193.55.194	Find precise map location of 132.193.55.194
155.13.251.191	Find precise map location of 155.13.251.191
86.77.18.161	Find precise map location of 86.77.18.161
1.96.44.90	Find precise map location of 1.96.44.90
70.40.228.23	Find precise map location of 70.40.228.23
174.151.205.150	Find precise map location of 174.151.205.150
43.81.174.243	Find precise map location of 43.81.174.243
88.7.75.219	Find precise map location of 88.7.75.219
159.241.161.141	Find precise map location of 159.241.161.141

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