Robtex

Up: 204.141.42.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 204.141.42.0/26
Down right: 204.141.42.64/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
204.141.42.29	A	imap.zoho.com
204.141.42.49	A	crm.zoho.com
204.141.42.52	PTR	mx.zoho.com
204.141.42.52	PTR	mx.zohomail.com
204.141.42.52	PTR	mx2.zohomail.com
204.141.42.54	A	sdpondemand.manageengine.com
204.141.42.55	A	alarmsone.manageengine.com
204.141.42.58	A	tozhs.zohosites.com
204.141.42.58	A	thamans.zohosites.com
204.141.42.58	A	ahbsound.zohosites.com
204.141.42.59	A	dc-dd8f080eed9c.haredev.in
204.141.42.59	A	dc-f63747e12555.algerie24tv.com
204.141.42.68	A	gaveteiro.campaign-view.com
204.141.42.68	A	maillist-manage.com
204.141.42.71	A	help.creator.zoho.com
204.141.42.73	A	rsummer.com
204.141.42.73	A	locationreal.com
204.141.42.73	A	anniesloan.lv
204.141.42.84	A	zs-lc2-19-h2.zoho.com
204.141.42.99	A	csdp.manageengine.com
204.141.42.105	A	docs.zoho.com
204.141.42.106	PTR	dispatcher.zohocrm.com
204.141.42.106	A	platform.zoho.com
204.141.42.107	A	creator.zoho.com
204.141.42.112	PTR	mx3.zohomail.com
204.141.42.112	PTR	mx3.zohocorp.com
204.141.42.112	A+PTR	mx.zohocorp.com
204.141.42.120	A+PTR	smtpin2.zoho.com
204.141.42.120	A+PTR	smtpin.zoho.com
204.141.42.120	PTR	smtpin3.zoho.com
204.141.42.121	PTR	mx.zoho.com
204.141.42.121	PTR	mx.zohomail.com
204.141.42.121	PTR	mx2.zoho.com
204.141.42.122	A	zm-apps.zoho.com
204.141.42.123	A	zohostatic.com
204.141.42.126	A	api.zohospotlight.com