Robtex

Up: 109.168.16.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 109.168.20.0/23
Down right: 109.168.22.0/23

IP	Type	Hostname
109.168.20.2	PTR	2.20.168.109.dsl.static.ip.kpnqwest.it
109.168.20.2	A	mx2.guttadauro.it
109.168.20.3	PTR	3.20.168.109.dsl.static.ip.kpnqwest.it
109.168.20.3	A	mail1.delpsrl.it
109.168.20.7	PTR	7.20.168.109.dsl.static.ip.kpnqwest.it
109.168.20.7	A	mx.superdata.it
109.168.20.9	A+PTR	mailb.guttadauro.it
109.168.20.14	A	cpqsysv.guttadauro.it
109.168.20.14	A	www.guttadauro.it
109.168.20.20	PTR	mailb.guttadauro.it
109.168.20.32	A	32.20.168.109.dsl.static.ip.kpnqwest.it
109.168.20.50	A+PTR	v-ems-01.sued.it
109.168.20.50	A	srv2003.sued.it
109.168.20.50	A	mail.sued.it
109.168.20.101	PTR	101.20.168.109.dsl.static.ip.kpnqwest.it
109.168.20.114	A	itermar.net
109.168.20.130	PTR	130.20.168.109.dsl.static.ip.kpnqwest.it
109.168.20.130	A	mail.studio-abaco.com
109.168.20.130	A	studio-abaco.com
109.168.20.138	PTR	mail.mafin.it
109.168.20.191	A	191.20.168.109.dsl.static.ip.kpnqwest.it
109.168.20.196	A	196.20.168.109.dsl.static.ip.kpnqwest.it
109.168.20.202	A	psb.chsnet.net
109.168.20.204	A	mail.cvsgroup.net
109.168.20.204	A	cvsgroup.net
109.168.20.218	A	remote.coriis.it
109.168.20.226	A	mx2.olivierimobili.com
109.168.20.226	A	mx2.olivierimobili.it
109.168.20.228	A+PTR	228.20.168.109.dsl.static.ip.kpnqwest.it
109.168.20.235	A	235.20.168.109.dsl.static.ip.kpnqwest.it
109.168.21.23	A+PTR	23.21.168.109.cust.ip.kpnqwest.it
109.168.21.78	A	cogesfin.it
109.168.21.205	A	exchange.fondosalute.fr
109.168.21.218	A	www.csaoreno.it
109.168.21.218	A	csaoreno.it
109.168.21.255	A	mail.plurico.it
109.168.21.255	A	mail.plurimec.it
109.168.22.4	A	www.antonietti-hr.it
109.168.22.86	A	sehitaly.com
109.168.22.94	A+PTR	94.22.168.109.dsl.static.ip.kpnqwest.it
109.168.22.106	A	mx.fasma.it
109.168.22.112	A	112.22.168.109.dsl.static.ip.kpnqwest.it
109.168.22.129	A	mail2.ecoricerche.net
109.168.22.138	PTR	138.22.168.109.dsl.static.ip.kpnqwest.it
109.168.22.138	A	mail2.guttadauro.it
109.168.22.154	A+PTR	154.22.168.109.dsl.static.ip.kpnqwest.it
109.168.22.172	PTR	172.22.168.109.dsl.static.ip.kpnqwest.it
109.168.22.172	A	mx1.check-up.net
109.168.22.180	A	180.22.168.109.dsl.static.ip.kpnqwest.it
109.168.22.254	A	mail2.studiolambertini.it