Robtex

Up: 103.55.72.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 103.55.76.0/23
Down right: 103.55.78.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
103.55.76.68	A	mail.vghnet.com
103.55.76.68	A	extmail2.vghnet.com
103.55.76.68	A	extmail.vghnet.com
103.55.76.69	PTR	mail.visioneyeinstitute.com.au
103.55.76.78	PTR	103-55-76-78.static.b2bwholesale.com.au
103.55.76.78	A	mail.anlscape.com.au
103.55.76.82	A	remote.sixdegrees.com.au
103.55.76.114	PTR	mail.imagecollection.com.au
103.55.76.114	A	*.imagecollection.com.au
103.55.76.130	PTR	103-55-76-130.static.b2bwholesale.com.au
103.55.76.130	A	mail.riccorporation.com
103.55.76.206	PTR	103-55-76-206.static.b2bwholesale.com.au
103.55.76.206	A	mail.mcpeake.com.au
103.55.76.206	A	mcpeake.com.au
103.55.76.222	PTR	mail.daccord-vic.com.au
103.55.76.226	PTR	103-55-76-226.static.b2bwholesale.com.au
103.55.77.71	PTR	103-55-77-71.static.b2bwholesale.com.au
103.55.77.71	A	mpsleonsolutions.com
103.55.77.88	PTR	103-55-77-88.static.b2bwholesale.com.au
103.55.77.88	A	mail.outsource1.com.au
103.55.77.90	A	mail.andrewdouglas.com.au
103.55.77.106	PTR	103-55-77-106.static.b2bwholesale.com.au
103.55.77.106	A	mail.commandernt.com
103.55.77.106	A	mx.commandernt.com
103.55.77.179	PTR	103-55-77-179.static.b2bwholesale.com.au
103.55.77.179	A	mail.wesprin.com.au
103.55.77.181	PTR	103-55-77-181.static.b2bwholesale.com.au
103.55.77.181	A	naskamremote.net
103.55.77.236	PTR	103-55-77-236.static.b2bwholesale.com.au
103.55.77.236	A	mail.advance.vic.edu.au
103.55.78.18	PTR	103-55-78-18.static.b2bwholesale.com.au
103.55.78.18	A	mail.ashfordfp.com.au
103.55.78.46	PTR	103-55-78-46.static.b2bwholesale.com.au
103.55.78.46	A	mail.perfectiongroup.com.au
103.55.78.50	PTR	103-55-78-50.static.b2bwholesale.com.au
103.55.78.50	A	remote.novak.com.au
103.55.78.51	PTR	103-55-78-51.static.b2bwholesale.com.au
103.55.78.51	A	mail.sgaaws.com.au
103.55.78.53	PTR	mail.villagemowers.com.au
103.55.78.82	PTR	103-55-78-82.static.b2bwholesale.com.au
103.55.78.82	A	mail.sommerscarpets.com.au
103.55.78.84	PTR	103-55-78-84.static.b2bwholesale.com.au
103.55.78.84	A	mail.voiiceworx.com.au
103.55.78.124	A	remote.planetlighting.com
103.55.78.169	PTR	103-55-78-169.static.b2bwholesale.com.au
103.55.78.230	PTR	103-55-78-230.static.b2bwholesale.com.au
103.55.78.247	PTR	103-55-78-247.static.b2bwholesale.com.au
103.55.78.247	A	remote.pcprofessionals.com.au
103.55.79.54	A	mx2.sixdegrees.com.au
103.55.79.100	PTR	103-55-79-100.static.b2bwholesale.com.au
103.55.79.100	A	remote.fratellifrankston.com.au
103.55.79.171	A+PTR	mail.westtamarhealth.com.au
103.55.79.171	A	rtlmg0.dyndns.org