129.5.42 is a class C of IPs

Sample IPs from the class C 129.5.42

129.5.42.143	View precise location of 129.5.42.143 on the map!
129.5.42.96	View precise location of 129.5.42.96 on the map!
129.5.42.213	View precise location of 129.5.42.213 on the map!
129.5.42.97	View precise location of 129.5.42.97 on the map!
129.5.42.188	View precise location of 129.5.42.188 on the map!
129.5.42.132	View precise location of 129.5.42.132 on the map!
129.5.42.159	View precise location of 129.5.42.159 on the map!
129.5.42.46	View precise location of 129.5.42.46 on the map!
129.5.42.160	View precise location of 129.5.42.160 on the map!
129.5.42.129	View precise location of 129.5.42.129 on the map!
129.5.42.162	View precise location of 129.5.42.162 on the map!

10 Random IPs

48.251.97.195	Find precise map location of 48.251.97.195
176.27.195.29	Find precise map location of 176.27.195.29
89.165.11.153	Find precise map location of 89.165.11.153
18.59.132.150	Find precise map location of 18.59.132.150
242.66.191.187	Find precise map location of 242.66.191.187
181.178.241.182	Find precise map location of 181.178.241.182
244.5.109.107	Find precise map location of 244.5.109.107
217.129.31.45	Find precise map location of 217.129.31.45
119.112.152.39	Find precise map location of 119.112.152.39
200.128.170.166	Find precise map location of 200.128.170.166
228.195.165.241	Find precise map location of 228.195.165.241

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