21.161.109 is a class C of IPs

Sample IPs from the class C 21.161.109

21.161.109.150	View precise location of 21.161.109.150 on the map!
21.161.109.150	View precise location of 21.161.109.150 on the map!
21.161.109.81	View precise location of 21.161.109.81 on the map!
21.161.109.235	View precise location of 21.161.109.235 on the map!
21.161.109.225	View precise location of 21.161.109.225 on the map!
21.161.109.6	View precise location of 21.161.109.6 on the map!
21.161.109.75	View precise location of 21.161.109.75 on the map!
21.161.109.31	View precise location of 21.161.109.31 on the map!
21.161.109.45	View precise location of 21.161.109.45 on the map!
21.161.109.109	View precise location of 21.161.109.109 on the map!
21.161.109.113	View precise location of 21.161.109.113 on the map!

10 Random IPs

141.146.55.131	Find precise map location of 141.146.55.131
44.86.215.152	Find precise map location of 44.86.215.152
18.195.57.135	Find precise map location of 18.195.57.135
49.193.171.81	Find precise map location of 49.193.171.81
1.49.7.17	Find precise map location of 1.49.7.17
253.1.237.46	Find precise map location of 253.1.237.46
165.52.77.12	Find precise map location of 165.52.77.12
212.161.19.85	Find precise map location of 212.161.19.85
63.55.221.11	Find precise map location of 63.55.221.11
135.42.110.126	Find precise map location of 135.42.110.126
119.137.159.72	Find precise map location of 119.137.159.72

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