Robtex

Up: 213.91.162.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 213.91.163.0/25
Down right: 213.91.163.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.91.163.3	A+PTR	ns1.taxback.com
213.91.163.3	A	ns3.tbgns.com
213.91.163.3	A	ns1.j1jobs.com
213.91.163.4	A+PTR	ns2.taxback.com
213.91.163.4	A	ns4.tbgns.com
213.91.163.4	A	ns2.j1jobs.com
213.91.163.5	PTR	fw.taxback.com
213.91.163.5	A+PTR	bgva.sonic.taxback.ess.ie
213.91.163.6	PTR	proxy.taxback.ess.ie
213.91.163.8	A+PTR	ts.taxback.com
213.91.163.8	A	mail-gw.taxback.com
213.91.163.8	A	mail-gw.visafirst.com
213.91.163.13	PTR	mail.recruitoz.com
213.91.163.13	A	mx2.taxback.com
213.91.163.13	A	mail.visafirst.com
213.91.163.14	A+PTR	mail.j1jobs.com
213.91.163.14	A	mx3.taxback.com
213.91.163.15	PTR	mail.taxback.com
213.91.163.15	PTR	mail.taxback.ess.ie
213.91.163.15	A	mail.xbox-promotions.com
213.91.163.16	PTR	www.quickstartuk.com
213.91.163.20	PTR	www.recruitoz.com
213.91.163.24	PTR	www.taxback.com
213.91.163.24	A	refund2moro.com.au
213.91.163.24	A	taxback.ess.ie
213.91.163.25	A	lg.taxback.com
213.91.163.27	PTR	www.taxbackinternational.com
213.91.163.30	A	ns3.taxback.com
213.91.163.30	A	linuxweb.taxback.com
213.91.163.31	A	web.taxback.com
213.91.163.31	A	ca.taxback.com
213.91.163.32	A	chat.livecallcentre.com
213.91.163.34	A	testchat.livecallcentre.com
213.91.163.37	A	webchat.taxback.com
213.91.163.53	A	taxbackintheoutback.com
213.91.163.129	A+PTR	tbm2.taxback.com
213.91.163.130	A+PTR	tbm.taxback.com
213.91.163.131	A+PTR	tfsm.tradefairservices.com
213.91.163.132	A+PTR	vfm.visafirst.com
213.91.163.180	A	lchat.taxback.com
213.91.163.191	A+PTR	smtp.taxback.com
213.91.163.192	A	nat-192.ess.ie
213.91.163.193	A	usaroom.taxback.com
213.91.163.194	A	ozroom.taxback.com
213.91.163.195	A+PTR	ukroom.taxback.com
213.91.163.202	A+PTR	snap.taxback.ess.ie
213.91.163.244	A+PTR	linuxweb2.taxback.com