Robtex

Up: 86.51.160.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 86.51.160.0/23
Down right: 86.51.162.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
86.51.160.14	PTR	static-86-51-160-14.mobily.com.sa
86.51.160.14	A	remote.alahsaic.com
86.51.160.26	PTR	static-86-51-160-26.mobily.com.sa
86.51.160.58	PTR	static-86-51-160-58.mobily.com.sa
86.51.160.66	PTR	static-86-51-160-66.mobily.com.sa
86.51.160.66	PTR	dammam.wls.com.sa
86.51.160.82	A	mail.ethsse.com
86.51.160.82	A	mail.amcksa.com
86.51.160.82	A	mail.redicoksa.com
86.51.160.102	PTR	static-86-51-160-102.mobily.com.sa
86.51.160.106	PTR	static-86-51-160-106.mobily.com.sa
86.51.160.226	PTR	static-86-51-160-226.mobily.com.sa
86.51.160.236	PTR	static-86-51-160-236.mobily.com.sa
86.51.160.238	PTR	static-86-51-160-238.mobily.com.sa
86.51.161.34	PTR	static-86-51-161-34.mobily.com.sa
86.51.161.34	A	mail.sara.com.sa
86.51.162.6	A+PTR	exchange.metal-serve.com
86.51.162.14	A+PTR	mail.icalkhobar.com
86.51.162.14	PTR	static-86-51-162-14.mobily.com.sa
86.51.162.40	PTR	static-86-51-162-40.mobily.com.sa
86.51.162.43	PTR	static-86-51-162-43.mobily.com.sa
86.51.162.43	A	skecs.com.sa
86.51.162.43	A	exchange.skecs.com.sa
86.51.162.45	A+PTR	tmexg.tamimimarkets.com
86.51.162.106	PTR	iscksa.com
86.51.162.130	A+PTR	mx2.alhasa.gov.sa
86.51.162.154	PTR	static-86-51-162-154.mobily.com.sa
86.51.162.154	A	mail.radicongulf.com
86.51.162.162	A	ftp.asg-group.com
86.51.162.162	A	mail.asg-group.com
86.51.162.166	PTR	static-86-51-162-166.mobily.com.sa
86.51.163.2	PTR	mail.epcco.com
86.51.163.2	A	mbly2.epcco.com
86.51.163.5	PTR	mail1.satorp.com
86.51.163.5	A	mail.satorp.com.sa
86.51.163.21	A	mail.pi-con.com
86.51.163.27	A+PTR	pp-sa1.mustangeng.com
86.51.163.162	PTR	www.dsf.local
86.51.163.162	PTR	static-86-51-163-162.mobily.com.sa
86.51.163.166	PTR	static-86-51-163-166.mobily.com.sa
86.51.163.166	A	mail.dsf.com.sa
86.51.163.216	A+PTR	exchange.icjubail.com.sa
86.51.163.216	A+PTR	exchange1.icjubail.com.sa
86.51.163.216	PTR	hedhahcsvrexg01.icjubail.com.sa