Robtex

Up: 80.246.24.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 80.246.24.0/23
Down right: 80.246.26.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
80.246.24.2	PTR	www.atlasprim
80.246.24.2	A	ns1.anycrypter.com
80.246.24.2	A	ns1.atlas2.ru
80.246.24.3	PTR	ns4.atlas-2.ru
80.246.24.12	A+PTR	www.serverc.ru
80.246.24.25	A+PTR	cavista.ru
80.246.24.29	A+PTR	xn--80adfec7av0ak4h3a.xn--p1ai
80.246.26.24	A	mail.firma-frasch.de