Robtex

Up: 8.27.24.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 8.27.24.0/23
Down right: 8.27.26.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
8.27.24.2	PTR	8-27-24-2.hwccustomers.com
8.27.24.2	A	matchmyip.com
8.27.24.2	A	ns1.matchmyip.com
8.27.24.24	PTR	8-27-24-24.hwccustomers.com
8.27.24.116	PTR	8-27-24-116.hwccustomers.com
8.27.24.120	PTR	8-27-24-120.hwccustomers.com
8.27.24.240	PTR	8-27-24-240.hwccustomers.com
8.27.24.247	PTR	8-27-24-247.hwccustomers.com
8.27.25.2	PTR	8-27-25-2.hwccustomers.com
8.27.25.34	PTR	8-27-25-34.hwccustomers.com
8.27.25.62	PTR	8-27-25-62.hwccustomers.com
8.27.25.100	PTR	8-27-25-100.hwccustomers.com
8.27.25.113	PTR	8-27-25-113.hwccustomers.com
8.27.25.130	PTR	8-27-25-130.hwccustomers.com
8.27.25.211	PTR	8-27-25-211.hwccustomers.com
8.27.25.222	PTR	mail.speechrehabservices.com
8.27.25.224	PTR	8-27-25-224.hwccustomers.com
8.27.25.244	PTR	8-27-25-244.hwccustomers.com
8.27.26.30	PTR	8-27-26-30.hwccustomers.com
8.27.26.35	PTR	8-27-26-35.hwccustomers.com
8.27.26.85	PTR	8-27-26-85.hwccustomers.com
8.27.26.87	PTR	8-27-26-87.hwccustomers.com
8.27.26.93	PTR	8-27-26-93.hwccustomers.com
8.27.26.141	PTR	8-27-26-141.hwccustomers.com
8.27.26.174	A	mail.ehcincweb.com
8.27.26.177	PTR	8-27-26-177.hwccustomers.com
8.27.27.1	PTR	8-27-27-1.hwccustomers.com
8.27.27.2	PTR	8-27-27-2.hwccustomers.com
8.27.27.35	PTR	8-27-27-35.hwccustomers.com
8.27.27.56	PTR	8-27-27-56.hwccustomers.com
8.27.27.90	PTR	8-27-27-90.hwccustomers.com
8.27.27.93	PTR	8-27-27-93.hwccustomers.com
8.27.27.131	A+PTR	mail.lchusa.com
8.27.27.136	PTR	8-27-27-136.hwccustomers.com
8.27.27.136	A	mail-cnw.cynetware.com
8.27.27.138	PTR	8-27-27-138.hwccustomers.com
8.27.27.138	A	mail.cerustech.com
8.27.27.152	PTR	8-27-27-152.hwccustomers.com
8.27.27.158	PTR	8-27-27-158.hwccustomers.com
8.27.27.172	PTR	8-27-27-172.hwccustomers.com
8.27.27.176	PTR	8-27-27-176.hwccustomers.com
8.27.27.183	PTR	8-27-27-183.hwccustomers.com
8.27.27.193	PTR	8-27-27-193.hwccustomers.com
8.27.27.213	PTR	8-27-27-213.hwccustomers.com
8.27.27.227	PTR	8-27-27-227.hwccustomers.com
8.27.27.227	A	webmail.thecollection.com
8.27.27.227	A	mail.thecollection.com