Robtex

Up: 27.123.30.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 27.123.30.128/26
Down right: 27.123.30.192/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
27.123.30.129	A	fivejaystudios.com
27.123.30.129	A	mail.fivejaystudios.com
27.123.30.129	A	mail.5jaystudios.com
27.123.30.135	PTR	server-3r-r27.ipv4.au.syrahost.com
27.123.30.135	A	mail.luisa.com.au
27.123.30.136	A	cleaningproducts.net.au
27.123.30.137	A+PTR	server-3t-r27.ipv4.au.syrahost.com
27.123.30.137	A	bradorgill.com.au
27.123.30.138	A+PTR	server-3u-r27.ipv4.au.syrahost.com
27.123.30.139	A+PTR	server-3v-r27.ipv4.au.syrahost.com
27.123.30.145	A+PTR	server-41-r27.ipv4.au.syrahost.com
27.123.30.145	A	mail.nerta.com.au
27.123.30.145	A	nerta.net.au
27.123.30.147	A+PTR	server-43-r27.ipv4.au.syrahost.com
27.123.30.147	A	grababite.nz
27.123.30.147	A	mail.grababite.nz
27.123.30.150	A	soundplay.com.au
27.123.30.151	A+PTR	server-47-r27.ipv4.au.syrahost.com
27.123.30.162	A	digitalo2.com.au
27.123.30.163	A+PTR	server-4j-r27.ipv4.au.syrahost.com
27.123.30.165	A+PTR	server-4l-r27.ipv4.au.syrahost.com
27.123.30.166	A+PTR	server-4m-r27.ipv4.au.syrahost.com
27.123.30.168	A+PTR	server-4o-r27.ipv4.au.syrahost.com
27.123.30.168	A	mail.smartfence.biz
27.123.30.175	A+PTR	server-4v-r27.ipv4.au.syrahost.com
27.123.30.175	A	slidestar.com.au
27.123.30.176	A	evolutionot.com.au
27.123.30.177	A+PTR	server-4x-r27.ipv4.au.syrahost.com
27.123.30.177	A	pearcontracting.com.au
27.123.30.179	A	betweentheears.com.au
27.123.30.182	A	orangerunningfestival.com.au
27.123.30.182	A	mail.orangerunningfestival.com.au
27.123.30.183	A	mail.cffworld.net
27.123.30.183	A	www.cffworld.net
27.123.30.183	A	cffworld.net
27.123.30.186	A	goodhairday.com.au
27.123.30.187	A+PTR	server-57-r27.ipv4.au.syrahost.com
27.123.30.188	A	funstudio.com.au
27.123.30.189	A	lucidangelswonderlandshop.com
27.123.30.189	A	therockboudoirstudio.com
27.123.30.189	A	luanheslin.com
27.123.30.190	PTR	server-5a-r27.ipv4.au.syrahost.com
27.123.30.190	A	blueboxit.com.au
27.123.30.190	A	eatabilityfeedingservices.com
27.123.30.195	A+PTR	server-5f-r27.ipv4.au.syrahost.com
27.123.30.195	A	mail.hillrosssilverstone.com
27.123.30.195	A	hillrosssilverstone.com
27.123.30.198	A+PTR	server-5i-r27.ipv4.au.syrahost.com
27.123.30.198	A	mail.sonsoftzu.org
27.123.30.200	A	ezeego1promo.com.au
27.123.30.201	A+PTR	server-5l-r27.ipv4.au.syrahost.com
27.123.30.213	A+PTR	server-5x-r27.ipv4.au.syrahost.com
27.123.30.213	A	jessicakahawaty.com
27.123.30.213	A	mail.jessicakahawaty.com
27.123.30.218	A	cts5nutrition.com.au
27.123.30.220	A+PTR	server-64-r27.ipv4.au.syrahost.com
27.123.30.221	A	lastbackup.com.au
27.123.30.228	A+PTR	server-6c-r27.ipv4.au.syrahost.com
27.123.30.228	A	sarakingston.com
27.123.30.229	A+PTR	server-6d-r27.ipv4.au.syrahost.com
27.123.30.229	A	lombardx.com
27.123.30.229	A	mail.lombardx.com