Robtex

Up: 192.23.70.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 192.23.70.0/26
Down right: 192.23.70.64/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.23.70.3	PTR	bjcacd-70-3.slb.com
192.23.70.4	PTR	bjcacd-70-4.slb.com
192.23.70.5	PTR	bjcacd-70-5.slb.com
192.23.70.8	PTR	bjcacd-70-8.slb.com
192.23.70.11	PTR	bjcacd-70-11.slb.com
192.23.70.12	PTR	bjcacd-70-12.slb.com
192.23.70.13	PTR	bjcacd-70-13.slb.com
192.23.70.16	PTR	bjcacd-70-16.slb.com
192.23.70.17	PTR	bjcacd-70-17.slb.com
192.23.70.21	A	bjcacd-70-21.slb.com
192.23.70.22	PTR	bjcacd-70-22.slb.com
192.23.70.24	PTR	bjcacd-70-24.slb.com
192.23.70.25	PTR	bjcacd-70-25.slb.com
192.23.70.26	PTR	bjcacd-70-26.slb.com
192.23.70.27	PTR	bjcacd-70-27.slb.com
192.23.70.30	PTR	host.slb.com
192.23.70.31	PTR	bjcacd-70-31.slb.com
192.23.70.34	PTR	bjcacd-70-34.slb.com
192.23.70.35	PTR	bjcacd-70-35.slb.com
192.23.70.39	PTR	host.slb.com
192.23.70.39	A	bjcacd-70-39.slb.com
192.23.70.39	A	techlib.sweco.com
192.23.70.40	A+PTR	bjcacd-70-40.slb.com
192.23.70.42	PTR	bjcacd-70-42.slb.com
192.23.70.45	PTR	bjcacd-70-45.slb.com
192.23.70.46	PTR	bjcacd-70-46.slb.com
192.23.70.48	PTR	bjcacd-70-48.slb.com
192.23.70.48	A	sweco.de
192.23.70.48	A	www.sweco.fr
192.23.70.50	PTR	bjcacd-70-50.slb.com
192.23.70.51	PTR	bjcacd-70-51.slb.com
192.23.70.54	A+PTR	bjcacd-70-54.slb.com
192.23.70.55	PTR	bjcacd-70-55.slb.com
192.23.70.57	PTR	bjcacd-70-57.slb.com
192.23.70.63	PTR	bjcacd-70-63.slb.com
192.23.70.64	PTR	bjcacd-70-64.slb.com
192.23.70.65	PTR	bjcacd-70-65.slb.com
192.23.70.67	PTR	host.slb.com
192.23.70.68	PTR	bjcacd-70-68.slb.com
192.23.70.69	PTR	bjcacd-70-69.slb.com
192.23.70.71	PTR	bjcacd-70-71.slb.com
192.23.70.72	PTR	bjcacd-70-72.slb.com
192.23.70.73	PTR	bjcacd-70-73.slb.com
192.23.70.76	PTR	bjcacd-70-76.slb.com
192.23.70.78	PTR	bjcacd-70-78.slb.com
192.23.70.81	PTR	bjcacd-70-81.slb.com
192.23.70.83	PTR	bjcacd-70-83.slb.com
192.23.70.85	PTR	bjcacd-70-85.slb.com
192.23.70.86	PTR	bjcacd-70-86.slb.com
192.23.70.87	PTR	bjcacd-70-87.slb.com
192.23.70.89	PTR	bjcacd-70-89.slb.com
192.23.70.90	PTR	bjcacd-70-90.slb.com
192.23.70.92	PTR	bjcacd-70-92.slb.com
192.23.70.93	PTR	bjcacd-70-93.slb.com
192.23.70.95	PTR	bjcacd-70-95.slb.com
192.23.70.97	PTR	bjcacd-70-97.slb.com
192.23.70.98	PTR	bjcacd-70-98.slb.com
192.23.70.101	A+PTR	bjcacd-70-101.slb.com
192.23.70.102	PTR	bjcacd-70-102.slb.com
192.23.70.103	PTR	host.slb.com
192.23.70.106	PTR	bjcacd-70-106.slb.com
192.23.70.108	PTR	bjcacd-70-108.slb.com
192.23.70.112	PTR	host.slb.com
192.23.70.114	PTR	bjcacd-70-114.slb.com
192.23.70.115	PTR	bjcacd-70-115.slb.com
192.23.70.117	PTR	bjcacd-70-117.slb.com
192.23.70.118	PTR	bjcacd-70-118.slb.com
192.23.70.120	A	bjcacd-70-120.slb.com
192.23.70.121	PTR	bjcacd-70-121.slb.com
192.23.70.122	PTR	bjcacd-70-122.slb.com
192.23.70.123	PTR	bjcacd-70-123.slb.com