Robtex

Up: 112.135.24.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 112.135.28.0/23
Down right: 112.135.30.0/23

IP	Type	Hostname
112.135.28.0	PTR	slt-bb-cust.slt.lk
112.135.28.17	PTR	slt-bb-cust.slt.lk
112.135.28.87	PTR	slt-bb-cust.slt.lk
112.135.28.195	PTR	slt-bb-cust.slt.lk
112.135.28.229	PTR	slt-bb-cust.slt.lk
112.135.28.236	PTR	slt-bb-cust.slt.lk
112.135.28.255	PTR	slt-bb-cust.slt.lk
112.135.29.3	PTR	slt-bb-cust.slt.lk
112.135.29.100	PTR	slt-bb-cust.slt.lk
112.135.29.130	PTR	slt-bb-cust.slt.lk
112.135.30.0	PTR	slt-bb-cust.slt.lk
112.135.30.2	PTR	slt-bb-cust.slt.lk
112.135.30.19	PTR	slt-bb-cust.slt.lk
112.135.30.32	PTR	slt-bb-cust.slt.lk
112.135.30.95	PTR	slt-bb-cust.slt.lk
112.135.30.116	PTR	slt-bb-cust.slt.lk
112.135.30.245	PTR	slt-bb-cust.slt.lk
112.135.31.0	PTR	slt-bb-cust.slt.lk
112.135.31.165	PTR	slt-bb-cust.slt.lk
112.135.31.255	PTR	slt-bb-cust.slt.lk