Robtex

Up: 218.186.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 218.186.240.0/22
Down right: 218.186.244.0/22

IP	Type	Hostname
218.186.240.118	PTR	118.240.186.218.starhub.net.sg
218.186.240.141	PTR	141.240.186.218.starhub.net.sg
218.186.240.206	PTR	unknown.maxonline.com.sg
218.186.241.17	PTR	unknown.maxonline.com.sg
218.186.241.164	PTR	164.241.186.218.starhub.net.sg
218.186.241.174	PTR	174.241.186.218.starhub.net.sg
218.186.242.22	PTR	22.242.186.218.starhub.net.sg
218.186.242.23	PTR	23.242.186.218.starhub.net.sg
218.186.242.216	PTR	216.242.186.218.starhub.net.sg
218.186.244.57	PTR	unknown.maxonline.com.sg
218.186.245.18	PTR	18.245.186.218.starhub.net.sg
218.186.245.64	PTR	64.245.186.218.starhub.net.sg
218.186.245.161	PTR	161.245.186.218.starhub.net.sg
218.186.245.242	PTR	cm242.omega245.maxonline.com.sg
218.186.245.251	PTR	251.245.186.218.starhub.net.sg