Robtex

Up: 8.12.16.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 8.12.17.0/25
Down right: 8.12.17.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
8.12.17.4	PTR	8.12.17.4.vultr.com
8.12.17.4	A	activefreeride.com
8.12.17.7	PTR	8.12.17.7.vultr.com
8.12.17.7	A	easycancelrefund.com
8.12.17.14	PTR	8.12.17.14.vultr.com
8.12.17.14	A	poseandexpose.com
8.12.17.17	PTR	8.12.17.17.vultr.com
8.12.17.17	A	www.pokerchamps.co
8.12.17.17	A	smjockey.co
8.12.17.21	PTR	ns8372.hostgator.com
8.12.17.21	A	traverseapps.com
8.12.17.24	PTR	8.12.17.24.vultr.com
8.12.17.24	A	ttminsurance.net
8.12.17.26	PTR	8.12.17.26.vultr.com
8.12.17.26	A	overemotional.net
8.12.17.28	PTR	8.12.17.28.vultr.com
8.12.17.28	A	str-mo.com
8.12.17.38	PTR	8.12.17.38.vultr.com
8.12.17.38	A	viralassemble.com
8.12.17.41	A+PTR	mail.friendfilter.io
8.12.17.49	PTR	8.12.17.49.vultr.com
8.12.17.51	A+PTR	box.jili.li
8.12.17.51	A	ns2.box.jili.li
8.12.17.51	A	bluefire.ca
8.12.17.53	PTR	8.12.17.53.vultr.com
8.12.17.53	A	ns1.vulplex.com
8.12.17.53	A	ns2.vulplex.com
8.12.17.61	PTR	8.12.17.61.vultr.com
8.12.17.61	A	mudraai.com
8.12.17.75	PTR	8.12.17.75.vultr.com
8.12.17.75	A	911ju.com
8.12.17.83	A	shopnings.com
8.12.17.98	PTR	8.12.17.98.vultr.com
8.12.17.98	A	ysf.kc9gwk.com
8.12.17.98	A	gbaportal.org
8.12.17.103	PTR	8.12.17.103.vultr.com
8.12.17.103	A	stallionmailer.com
8.12.17.105	PTR	8.12.17.105.vultr.com
8.12.17.105	A	www.spangocanh.com.vn
8.12.17.105	A	spangocanh.com.vn
8.12.17.109	PTR	8.12.17.109.vultr.com
8.12.17.109	A	spmzgsuemmern.de
8.12.17.115	PTR	8.12.17.115.vultr.com
8.12.17.115	A	magcite.com
8.12.17.115	A	www.magcite.com
8.12.17.155	PTR	8.12.17.155.vultr.com
8.12.17.155	A	scaoz.com
8.12.17.164	PTR	8.12.17.164.vultr.com
8.12.17.164	A	cewekabg.xyz
8.12.17.164	A	brakepadsparts.xyz
8.12.17.175	A	site24x7.enduserexp.com
8.12.17.179	PTR	8.12.17.179.vultr.com
8.12.17.179	A	cdn2us.1loli.pw
8.12.17.185	PTR	8.12.17.185.vultr.com
8.12.17.185	A	domain.instantpaydayloans24.org
8.12.17.185	A	mail.instantpaydayloans24.net
8.12.17.188	PTR	8.12.17.188.vultr.com
8.12.17.188	A	upforthy.com
8.12.17.197	PTR	8.12.17.197.vultr.com
8.12.17.197	A	thebabylistshop.com
8.12.17.206	PTR	8.12.17.206.vultr.com
8.12.17.206	A	phriex.com
8.12.17.213	PTR	8.12.17.213.vultr.com
8.12.17.213	A	www.beautytohealth.com
8.12.17.247	PTR	8.12.17.247.vultr.com
8.12.17.247	A	www.beelinewireless.com
8.12.17.250	PTR	8.12.17.250.vultr.com
8.12.17.250	A	homebase-casting.com
8.12.17.250	A	tombarthite-pro.net