Robtex

Up: 46.231.28.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 46.231.28.0/24
Down right: 46.231.29.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
46.231.28.2	PTR	web37.aziendeitalia.com
46.231.28.2	A	mail.lucapassoni.com
46.231.28.2	A	mail.asdimperia.it
46.231.28.3	PTR	web38.aziendeitalia.com
46.231.28.4	PTR	web39.aziendeitalia.com
46.231.28.4	A	rizzolilibri.it
46.231.28.4	A	mail.aptostudio.com
46.231.28.6	A	web41.aziendeitalia.com
46.231.28.8	A+PTR	web42.aziendeitalia.com
46.231.28.8	A	mail.mgs-studio.com
46.231.28.8	A	mail.stefaniaboleso.com
46.231.28.9	PTR	web43.aziendeitalia.com
46.231.28.9	A	mail.gotonews.eu
46.231.28.10	PTR	web44.aziendeitalia.com
46.231.28.10	A	traslochi-italia.com
46.231.28.10	A	mail.idoweddingdesign.com
46.231.28.11	PTR	web45.aziendeitalia.com
46.231.28.13	PTR	web46.aziendeitalia.com
46.231.28.13	A	mail.cadorescs.com
46.231.28.13	A	mail.tailor-made-srl.com
46.231.28.14	A	mail.alpontelevatoio.it
46.231.28.14	A	alpontelevatoio.it
46.231.28.15	A	web48.aziendeitalia.com
46.231.28.17	A+PTR	web49.aziendeitalia.com
46.231.28.17	A	demuro.it
46.231.28.17	A	mail.androidtabletworld.it
46.231.28.18	A	cambiamentisostenibili.it
46.231.28.18	A	mail.hentaitu.be
46.231.28.18	A	mail.xn--pugli-yta.com
46.231.28.20	PTR	ateservizi.it
46.231.28.20	PTR	mail30.aziendeitalia.com
46.231.28.20	A	mail.diamondiamond.it
46.231.28.21	PTR	web60.aziendeitalia.com
46.231.28.23	A+PTR	web51.aziendeitalia.com
46.231.28.23	A	mail.laboratoriodoratura.com
46.231.28.23	A	mail.solariedilizia.it
46.231.28.25	PTR	web61.aziendeitalia.com
46.231.28.25	A	cigolino.com
46.231.28.25	A	mgea.it
46.231.28.26	A	aisoitalia.it
46.231.28.26	A	gruppo.evercommerce.it
46.231.28.26	A	matrimoniomagazine.it
46.231.28.100	PTR	web04.hostingsolutions.cz
46.231.28.100	A	mbtmetal.cz
46.231.28.100	A	minesioptik.cz
46.231.29.3	A+PTR	spam-gw01.aziendeitalia.com
46.231.29.3	A	posta.aziendeitalia.com
46.231.29.3	A	pg02.aziendeitalia.com
46.231.29.4	A+PTR	spam-gw03.aziendeitalia.com
46.231.29.28	A	cs01.aziendeitalia.com
46.231.29.29	A+PTR	dns2.aziendeitalia.com
46.231.29.61	A	impresarizzi.com
46.231.29.61	A	webmail.vending2000.com
46.231.29.152	PTR	mail45.aziendeitalia.com
46.231.29.152	A	mail.lsmgroup.it
46.231.29.152	A	mail.maisondarttaormina.com
46.231.29.154	PTR	mail.aziendeitalia.com
46.231.29.154	A	mail.aziendeitalia.eu
46.231.29.154	A	mail.aziendeitalia.it
46.231.29.158	PTR	posta11.aziendeitalia.com
46.231.29.158	PTR	mail.bcmail.it