Robtex

Up: 182.75.24.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 182.75.24.0/23
Down right: 182.75.26.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
182.75.24.53	PTR	nsg-static-53.24.75.182-airtel.com
182.75.24.53	A	mx2.dfssl.com
182.75.24.53	A	mx2.matixgroup.com
182.75.24.62	PTR	nsg-static-62.24.75.182-airtel.com
182.75.25.23	A+PTR	linmail.calsoftlabs.com
182.75.25.81	PTR	email.wabag.in
182.75.25.81	A	mail.wabag.in
182.75.25.104	A	contus.us
182.75.25.109	PTR	nsg-static-109.25.75.182-airtel.com
182.75.25.109	A	4kdownload.net
182.75.25.225	PTR	nsg-static-225.25.75.182-airtel.com
182.75.25.233	PTR	nsg-static-233.25.75.182-airtel.com
182.75.25.233	A	webs.ssn.edu.in
182.75.25.254	PTR	nsg-static-254.25.75.182-airtel.com
182.75.25.254	A	sdns.ssn.edu.in
182.75.26.146	PTR	nsg-static-146.26.75.182-airtel.com
182.75.26.146	A	arasugroup.com
182.75.26.146	A	mail.arasucars.com
182.75.26.150	PTR	nsg-static-150.26.75.182-airtel.com
182.75.26.150	A	arasuhyundai.com
182.75.26.150	A	sfas.in
182.75.26.163	A	mail.pierianservices.com
182.75.27.2	PTR	nsg-static-2.27.75.182-airtel.com
182.75.27.54	PTR	nsg-static-54.27.75.182-airtel.com
182.75.27.157	PTR	nsg-static-157.27.75.182-airtel.com
182.75.27.157	A	emkorlab.com