123.56.135 is a class C of IPs

Sample IPs from the class C 123.56.135

123.56.135.109	View precise location of 123.56.135.109 on the map!
123.56.135.202	View precise location of 123.56.135.202 on the map!
123.56.135.189	View precise location of 123.56.135.189 on the map!
123.56.135.176	View precise location of 123.56.135.176 on the map!
123.56.135.19	View precise location of 123.56.135.19 on the map!
123.56.135.189	View precise location of 123.56.135.189 on the map!
123.56.135.186	View precise location of 123.56.135.186 on the map!
123.56.135.141	View precise location of 123.56.135.141 on the map!
123.56.135.57	View precise location of 123.56.135.57 on the map!
123.56.135.84	View precise location of 123.56.135.84 on the map!
123.56.135.161	View precise location of 123.56.135.161 on the map!

10 Random IPs

241.12.161.77	Find precise map location of 241.12.161.77
96.16.251.212	Find precise map location of 96.16.251.212
242.36.98.40	Find precise map location of 242.36.98.40
68.154.53.31	Find precise map location of 68.154.53.31
209.183.86.37	Find precise map location of 209.183.86.37
29.227.92.194	Find precise map location of 29.227.92.194
246.172.169.66	Find precise map location of 246.172.169.66
98.114.220.88	Find precise map location of 98.114.220.88
52.28.225.74	Find precise map location of 52.28.225.74
201.80.12.82	Find precise map location of 201.80.12.82
140.198.16.22	Find precise map location of 140.198.16.22

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