Robtex

Up: 81.31.32.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 81.31.48.0/21
Down right: 81.31.56.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
81.31.48.1	A+PTR	mh-gw-hsrp.sofor.fi
81.31.48.5	A	northwestern.netservant.fi
81.31.48.7	A	a1.sofor.fi
81.31.48.9	A	mh-master.sofor.fi
81.31.49.7	A	frozendawn.silverice.org
81.31.49.7	A	frozendawn.fi
81.31.49.7	A	www.frozendawn.fi
81.31.49.12	A	frozendawn.fi
81.31.49.12	A	www.frozendawn.fi
81.31.49.54	A	sofordmz1.sofor.fi
81.31.49.141	A	apollonia.fi
81.31.49.141	A	odontologi.fi
81.31.49.141	A	hammaslaaketiede.fi
81.31.49.162	A	vdesk.fi
81.31.49.162	A	www.vdesk.fi
81.31.49.194	A+PTR	smtp.sofor.fi
81.31.49.195	PTR	ns-49-195.netservant.fi
81.31.49.195	A	mx1.sofor.fi
81.31.49.208	PTR	ns-49-208.netservant.fi
81.31.49.208	A	lahti.fi
81.31.49.235	A	showsystem.wds2017.de
81.31.50.5	A	broendumssnaps.com
81.31.50.5	A	koskenkorvausa.com
81.31.50.5	A	ibisbrandy.com
81.31.50.33	A	a-tuottajat.net
81.31.50.36	A	atria-online.com
81.31.50.38	A	posti.kennelliitto.fi
81.31.50.44	A	login.kennelliitto.fi
81.31.50.52	A	ilmarix.fi
81.31.50.52	A	www.ilmarix.fi
81.31.50.136	A	skycellar.fi
81.31.50.136	A	explorervodka.com
81.31.50.136	A	amfora.se
81.31.50.179	A+PTR	safetyt2v2.sofor.fi
81.31.50.181	A	awstats.netservant.fi
81.31.50.195	A+PTR	ns3.netservant.fi
81.31.50.196	A	ns2.netservant.fi
81.31.50.214	A	viinit.fi
81.31.50.214	A	gronstedtscognac.com
81.31.50.214	A	1-enkelt.com
81.31.50.227	A	www.itikkaosuuskunta.fi
81.31.50.233	A	www.atria.com
81.31.50.234	A	grillaamo.net
81.31.50.234	A	kokkaamo.net
81.31.51.61	A	bofh-61.sofor.fi
81.31.51.174	A	bofh-174.sofor.fi