Robtex

Up: 217.172.191.0/25
Can't show all results, try to descend to a more specific CIDR
Down left: 217.172.191.0/27
Down right: 217.172.191.32/27
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
217.172.191.0	A+PTR	static-ip-217-172-191-0.inaddr.ip-pool.com
217.172.191.0	A	static-ip-0-191-172-217.inaddr.intergenia.de
217.172.191.0	A	static-ip-217-172-191-0.inaddr.intergenia.de
217.172.191.2	PTR	v102-702a.ps1.fra.routeserver.net
217.172.191.5	A+PTR	static-ip-217-172-191-5.inaddr.ip-pool.com
217.172.191.5	A	static-ip-217-172-191-5.inaddr.intergenia.de
217.172.191.6	A+PTR	static-ip-217-172-191-6.inaddr.ip-pool.com
217.172.191.6	A	ns3.nameserverservice.de
217.172.191.6	A	ns3.plusserver.de
217.172.191.7	A+PTR	ns3.server4you.de
217.172.191.7	A	static-ip-217-172-191-7.inaddr.intergenia.de
217.172.191.8	PTR	static-ip-217-172-191-8.inaddr.ip-pool.com
217.172.191.9	PTR	static-ip-217-172-191-9.inaddr.ip-pool.com
217.172.191.9	A	static-ip-217-172-191-9.inaddr.intergenia.de
217.172.191.9	A	bender.plusserver.de
217.172.191.10	PTR	static-ip-217-172-191-10.inaddr.ip-pool.com
217.172.191.10	A	ns3.vserver.de
217.172.191.10	A	ns7.nameserverservice.de
217.172.191.11	PTR	static-ip-217-172-191-11.inaddr.ip-pool.com
217.172.191.11	A	mail.server4free.de
217.172.191.11	A	mail.server4you.de
217.172.191.14	A	bs.intergenia.de
217.172.191.15	A	static-ip-217-172-191-15.inaddr.ip-pool.com
217.172.191.16	PTR	static-ip-217-172-191-16.inaddr.ip-pool.com
217.172.191.16	A	static-ip-217-172-191-16.inaddr.intergenia.de
217.172.191.17	A	static-ip-217-172-191-17.inaddr.intergenia.de
217.172.191.17	A	smtprelay.server4you.net
217.172.191.18	A+PTR	static-ip-217-172-191-18.inaddr.ip-pool.com
217.172.191.18	A	static-ip-217-172-191-18.inaddr.intergenia.de
217.172.191.18	A	rz.intergenia.de
217.172.191.19	A	static-ip-217-172-191-19.inaddr.ip-pool.com
217.172.191.19	A	static-ip-217-172-191-19.inaddr.intergenia.de
217.172.191.21	A	static-ip-217-172-191-21.inaddr.intergenia.de
217.172.191.25	PTR	static-ip-217-172-191-25.inaddr.ip-pool.com
217.172.191.26	PTR	static-ip-217-172-191-26.inaddr.ip-pool.com
217.172.191.26	A	static-ip-217-172-191-26.inaddr.intergenia.de
217.172.191.27	A+PTR	static-ip-217-172-191-27.inaddr.ip-pool.com
217.172.191.27	A	static-ip-217-172-191-27.inaddr.intergenia.de
217.172.191.29	A	df-psmf-01.intergenia.de
217.172.191.30	A	static-ip-217-172-191-30.inaddr.ip-pool.com
217.172.191.30	A	df-psmf-02.intergenia.de
217.172.191.31	A	static-ip-217-172-191-31.inaddr.intergenia.de
217.172.191.32	PTR	static-ip-217-172-191-32.inaddr.ip-pool.com
217.172.191.32	A	static-ip-217-172-191-32.inaddr.intergenia.de
217.172.191.34	PTR	static-ip-217-172-191-34.inaddr.ip-pool.com
217.172.191.34	A	static-ip-217-172-191-34.inaddr.intergenia.de
217.172.191.36	A	static-ip-217-172-191-36.inaddr.ip-pool.com
217.172.191.38	A+PTR	static-ip-217-172-191-38.inaddr.ip-pool.com
217.172.191.38	A	static-ip-217-172-191-38.inaddr.intergenia.de
217.172.191.39	A	static-ip-217-172-191-39.inaddr.ip-pool.com
217.172.191.40	A+PTR	static-ip-217-172-191-40.inaddr.ip-pool.com
217.172.191.40	A	static-ip-217-172-191-40.inaddr.intergenia.de
217.172.191.42	A	static-ip-217-172-191-42.inaddr.ip-pool.com
217.172.191.42	A	static-ip-217-172-191-42.inaddr.intergenia.de
217.172.191.43	A	static-ip-217-172-191-43.inaddr.ip-pool.com
217.172.191.44	PTR	static-ip-217-172-191-44.inaddr.ip-pool.com
217.172.191.44	A	static-ip-217-172-191-44.inaddr.intergenia.de
217.172.191.45	A+PTR	static-ip-217-172-191-45.inaddr.ip-pool.com
217.172.191.45	A	static-ip-217-172-191-45.inaddr.intergenia.de
217.172.191.49	A	static-ip-217-172-191-49.inaddr.ip-pool.com
217.172.191.52	A+PTR	static-ip-217-172-191-52.inaddr.ip-pool.com
217.172.191.53	A	static-ip-217-172-191-53.inaddr.ip-pool.com
217.172.191.54	A+PTR	static-ip-217-172-191-54.inaddr.ip-pool.com
217.172.191.54	A	static-ip-217-172-191-54.inaddr.intergenia.de
217.172.191.56	PTR	static-ip-217-172-191-56.inaddr.ip-pool.com
217.172.191.56	A	static-ip-217-172-191-56.inaddr.intergenia.de
217.172.191.57	A	static-ip-217-172-191-57.inaddr.ip-pool.com
217.172.191.61	A	static-ip-217-172-191-61.inaddr.ip-pool.com
217.172.191.62	PTR	static-ip-217-172-191-62.inaddr.ip-pool.com
217.172.191.62	A	web-hosting-day.com
217.172.191.62	A	web-hosting-day.org
217.172.191.63	A	static-ip-217-172-191-63.inaddr.intergenia.de