55.99.91 is a class C of IPs

Sample IPs from the class C 55.99.91

55.99.91.104	View precise location of 55.99.91.104 on the map!
55.99.91.113	View precise location of 55.99.91.113 on the map!
55.99.91.104	View precise location of 55.99.91.104 on the map!
55.99.91.150	View precise location of 55.99.91.150 on the map!
55.99.91.49	View precise location of 55.99.91.49 on the map!
55.99.91.251	View precise location of 55.99.91.251 on the map!
55.99.91.48	View precise location of 55.99.91.48 on the map!
55.99.91.211	View precise location of 55.99.91.211 on the map!
55.99.91.105	View precise location of 55.99.91.105 on the map!
55.99.91.21	View precise location of 55.99.91.21 on the map!
55.99.91.159	View precise location of 55.99.91.159 on the map!

10 Random IPs

27.231.21.1	Find precise map location of 27.231.21.1
5.19.164.66	Find precise map location of 5.19.164.66
104.145.226.212	Find precise map location of 104.145.226.212
91.208.254.233	Find precise map location of 91.208.254.233
123.171.104.26	Find precise map location of 123.171.104.26
8.74.21.181	Find precise map location of 8.74.21.181
232.109.184.147	Find precise map location of 232.109.184.147
242.179.142.202	Find precise map location of 242.179.142.202
241.254.40.12	Find precise map location of 241.254.40.12
61.70.241.174	Find precise map location of 61.70.241.174
200.33.182.233	Find precise map location of 200.33.182.233

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