Robtex

Up: 202.140.0.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 202.140.32.0/20
Down right: 202.140.48.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
202.140.32.143	PTR	202.140.32.143.convergentindia.com
202.140.34.35	A+PTR	mail.optiontown.us
202.140.34.35	A	optiontown.us
202.140.34.37	PTR	optiontown.info
202.140.34.37	PTR	mail.optiontown.info
202.140.34.40	PTR	mail.optionpass.in
202.140.34.40	A+PTR	mail.option-town.com
202.140.34.41	A	mail.option-town.com
202.140.34.45	A	mail.optiontown.us
202.140.34.55	A	flights.aeromexico.com
202.140.38.34	PTR	202.140.38.34.convergentindia.com
202.140.38.98	PTR	202.140.38.98.convergentindia.com
202.140.38.98	A	regalixdev.com
202.140.39.2	PTR	202.140.39.2.convergentindia.com
202.140.39.201	PTR	202.140.39.201.convergentindia.com
202.140.39.201	A	tutornook.com
202.140.39.201	A	mathhelp-online.com
202.140.40.211	PTR	202.140.40.211.convergentindia.com
202.140.40.211	A	mail.3cindia.info
202.140.42.98	PTR	202.140.42.98.convergentindia.com
202.140.43.86	A	onlinewu-yisource.com
202.140.46.210	PTR	202.140.46.210.convergentindia.com
202.140.47.3	PTR	nishit3.e-karnet.net
202.140.47.3	A	ns1.ofsy.net
202.140.47.4	PTR	nishit4.e-karnet.net
202.140.47.4	A	ns2.ofsy.net
202.140.47.9	A	ofsy.org
202.140.47.9	A	ireach.org
202.140.47.32	PTR	202.140.47.32.convergentindia.com
202.140.47.76	A	mescomtrmpymt.com
202.140.47.76	A	www.webbill.co.in
202.140.47.96	PTR	202.140.47.96.convergentindia.com
202.140.47.226	PTR	202.140.47.226.convergentindia.com
202.140.48.131	PTR	202.140.48.131.convergentindia.com
202.140.49.35	PTR	202.140.49.35.convergentindia.com
202.140.51.10	PTR	202.140.51.10.convergentindia.com
202.140.51.99	PTR	202.140.51.99.convergentindia.com
202.140.52.0	PTR	202.140.52.0.convergentindia.com
202.140.52.3	A+PTR	mails.beesys.com
202.140.52.6	A	mail.beesys.com
202.140.52.6	A	beesys.com
202.140.52.6	A	www.beesys.com
202.140.52.67	A	info.beesys.com
202.140.53.35	PTR	webmail.srishtisoft.com
202.140.53.37	A	parashmis.in
202.140.53.39	PTR	webmail1.supersevak.com
202.140.53.42	A	super.superseva.com
202.140.53.44	A	webmail1.srishtisoft.com
202.140.53.107	A	mail.shrivatsya.com
202.140.53.138	PTR	202.140.53.138.convergentindia.com
202.140.53.138	A	keyserver.omegahms.com
202.140.53.158	A	int.omegahms.com
202.140.56.33	PTR	202.140.56.33.convergentindia.com
202.140.57.99	PTR	202.140.57.99.convergentindia.com
202.140.58.16	PTR	202.140.58.16.convergentindia.com
202.140.58.16	A	fbcdn-in.com
202.140.60.24	A	dvois.com
202.140.61.130	PTR	202.140.61.130.convergentindia.com
202.140.61.130	A	ns1.anjalionline.com
202.140.62.94	A	mail.dvois.com