13.128.28 is a class C of IPs

Sample IPs from the class C 13.128.28

13.128.28.244	View precise location of 13.128.28.244 on the map!
13.128.28.225	View precise location of 13.128.28.225 on the map!
13.128.28.83	View precise location of 13.128.28.83 on the map!
13.128.28.81	View precise location of 13.128.28.81 on the map!
13.128.28.156	View precise location of 13.128.28.156 on the map!
13.128.28.246	View precise location of 13.128.28.246 on the map!
13.128.28.144	View precise location of 13.128.28.144 on the map!
13.128.28.171	View precise location of 13.128.28.171 on the map!
13.128.28.10	View precise location of 13.128.28.10 on the map!
13.128.28.253	View precise location of 13.128.28.253 on the map!
13.128.28.74	View precise location of 13.128.28.74 on the map!

10 Random IPs

55.26.196.124	Find precise map location of 55.26.196.124
130.196.132.101	Find precise map location of 130.196.132.101
197.240.183.64	Find precise map location of 197.240.183.64
35.251.69.158	Find precise map location of 35.251.69.158
247.87.28.189	Find precise map location of 247.87.28.189
153.107.211.205	Find precise map location of 153.107.211.205
201.61.124.109	Find precise map location of 201.61.124.109
131.208.118.42	Find precise map location of 131.208.118.42
82.166.186.152	Find precise map location of 82.166.186.152
249.78.202.2	Find precise map location of 249.78.202.2
109.27.161.107	Find precise map location of 109.27.161.107

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