Robtex

Up: 193.28.98.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 193.28.98.0/25
Down right: 193.28.98.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
193.28.98.68	A+PTR	mail1.wirthsystems.de
193.28.98.68	A	wirnwsapp4vp.tds.de
193.28.98.69	A+PTR	wirnwsapp3vp.tds.de
193.28.98.69	A	mail2.wirthsystems.de
193.28.98.70	A+PTR	mail.wirthsystems.de
193.28.98.85	A	airsupply-ae-int.application.qas.supplyon.com
193.28.98.146	A+PTR	sonzsmre01vp.tds.de
193.28.98.158	A+PTR	nwsjunsalab.tds.de
193.28.98.186	A	servicemanagement.tds.de
193.28.98.188	A+PTR	srm.tds.de
193.28.98.193	A	realax.swisslife.de
193.28.98.206	A	tdspersonal.at
193.28.98.206	A	personal-administration.de
193.28.98.206	A	tds-hr.de