Robtex

Up: 115.42.0.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 115.42.4.0/23
Down right: 115.42.6.0/23

IP	Type	Hostname
115.42.4.0	PTR	lnk0.lns2.static.adl.esc.net.au
115.42.4.0	A	0-4-42-115.ip.esc.net.au
115.42.4.6	PTR	6-4-42-115.ip.esc.net.au
115.42.4.23	A+PTR	23-4-42-115.ip.esc.net.au
115.42.4.36	A+PTR	36-4-42-115.ip.esc.net.au
115.42.4.54	A+PTR	54-4-42-115.ip.esc.net.au
115.42.4.59	A+PTR	59-4-42-115.ip.esc.net.au
115.42.4.61	A+PTR	61-4-42-115.ip.esc.net.au
115.42.4.63	A+PTR	63-4-42-115.ip.esc.net.au
115.42.4.66	A+PTR	66-4-42-115.ip.esc.net.au
115.42.4.105	A+PTR	105-4-42-115.ip.esc.net.au
115.42.4.107	A+PTR	107-4-42-115.ip.esc.net.au
115.42.4.123	A+PTR	123-4-42-115.ip.esc.net.au
115.42.4.153	A+PTR	153-4-42-115.ip.esc.net.au
115.42.4.170	A+PTR	170-4-42-115.ip.esc.net.au
115.42.4.189	A+PTR	189-4-42-115.ip.esc.net.au
115.42.4.250	A+PTR	250-4-42-115.ip.esc.net.au
115.42.5.0	PTR	lnk0.lns2.static.adl.esc.net.au
115.42.5.0	A	0-5-42-115.ip.esc.net.au
115.42.5.6	A+PTR	6-5-42-115.ip.esc.net.au
115.42.6.0	PTR	lnk0.lns2.static.adl.esc.net.au
115.42.6.0	A	0-6-42-115.ip.esc.net.au
115.42.6.1	PTR	1-6-42-115.ip.esc.net.au
115.42.6.6	PTR	6-6-42-115.ip.esc.net.au
115.42.6.117	A	117-6-42-115.ip.esc.net.au
115.42.7.0	A+PTR	0-7-42-115.ip.esc.net.au
115.42.7.6	PTR	6-7-42-115.ip.esc.net.au
115.42.7.22	A+PTR	22-7-42-115.ip.esc.net.au
115.42.7.35	A+PTR	35-7-42-115.ip.esc.net.au
115.42.7.50	A+PTR	50-7-42-115.ip.esc.net.au
115.42.7.89	A+PTR	89-7-42-115.ip.esc.net.au
115.42.7.121	A+PTR	121-7-42-115.ip.esc.net.au
115.42.7.138	A+PTR	138-7-42-115.ip.esc.net.au
115.42.7.192	A+PTR	192-7-42-115.ip.esc.net.au
115.42.7.197	A+PTR	197-7-42-115.ip.esc.net.au
115.42.7.235	A+PTR	235-7-42-115.ip.esc.net.au