Robtex

Up: 193.5.120.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 193.5.120.0/23
Down right: 193.5.122.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
193.5.121.2	PTR	ex1.computer-klinik.center
193.5.121.2	PTR	autodiscover.intro.ch
193.5.121.2	PTR	ex1.intro.ch
193.5.121.3	PTR	193-5-121-3.static.intro.ch
193.5.121.4	PTR	193-5-121-4.static.intro.ch
193.5.121.5	PTR	193-5-121-5.static.intro.ch
193.5.121.6	PTR	193-5-121-6.static.intro.ch
193.5.121.6	A	activeradio.ch
193.5.121.6	A	mail.activeradio.ch
193.5.121.7	PTR	193-5-121-7.static.intro.ch
193.5.121.9	PTR	test.preiskunst.ch
193.5.121.9	A+PTR	shop.xaxada.com
193.5.121.9	A+PTR	web1.intro.ch
193.5.121.10	PTR	193-5-121-10.static.intro.ch
193.5.121.11	PTR	193-5-121-11.static.intro.ch
193.5.121.12	PTR	193-5-121-12.static.intro.ch
193.5.121.12	A	sar.arifi.ch
193.5.121.13	PTR	193-5-121-13.static.intro.ch
193.5.121.15	PTR	193-5-121-15.static.intro.ch
193.5.121.16	PTR	193-5-121-16.static.intro.ch
193.5.121.40	PTR	193-5-121-40.static.intro.ch
193.5.121.45	PTR	hallburg.ch
193.5.122.0	PTR	i00ams-005-loo191.bb.ip-plus.net
193.5.122.3	A	infm-00-ser0.ce.ip-plus.net
193.5.122.23	A	fiom-00-ser0.ce.ip-plus.net
193.5.122.50	A	lico-00-ser2-0.ce.ip-plus.net
193.5.122.83	A+PTR	swice3-10ge-2-7.switch.ch
193.5.122.83	A	swic-00-ser0.ce.ip-plus.net
193.5.122.90	A	dtag-cixp-gig0-2-0.bb.ip-plus.net
193.5.122.93	A+PTR	sunrise-zrh-ten0.bb.ip-plus.net
193.5.122.114	A	i79inx-015-ae0.bb.ip-plus.net
193.5.122.124	A+PTR	i00par-015-xxx0-0-0-8.bb.ip-plus.net
193.5.122.135	A	easy-00-ser0.ce.ip-plus.net
193.5.122.148	PTR	i79tix-035-xe5-1-1.bb.ip-plus.net
193.5.122.149	A+PTR	upc-tix-ten0.bb.ip-plus.net
193.5.122.162	PTR	i79zhb-005-ten0-10-0-22.bb.ip-plus.net
193.5.122.196	A+PTR	i79tix-035-xe5-2-5.bb.ip-plus.net
193.5.122.197	A+PTR	bitz-00-ser0.ce.ip-plus.net
193.5.122.199	A	werf-00-ser0.ce.ip-plus.net
193.5.122.239	A	sisg-00-ser0.ce.ip-plus.net
193.5.122.255	PTR	i79zhb-025-loo191.bb.ip-plus.net