Robtex

Up: 136.146.192.0/19
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Down left: 136.146.208.0/21
Down right: 136.146.216.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
136.146.208.9	A	mx1-chi-sp4.mta.salesforce.com
136.146.208.10	A	mx2-chi-sp4.mta.salesforce.com
136.146.208.11	A	mx3-chi-sp4.mta.salesforce.com
136.146.208.12	A	mx4-chi-sp4.mta.salesforce.com
136.146.208.16	PTR	smtp01-chi-sp4.mta.salesforce.com
136.146.208.17	A	smtp02-chi-sp4.mta.salesforce.com
136.146.208.21	A+PTR	smtp06-chi-sp4.mta.salesforce.com
136.146.208.22	A+PTR	smtp07-chi-sp4.mta.salesforce.com
136.146.208.25	A	smtp10-chi-sp4.mta.salesforce.com
136.146.208.32	A	umps40-c1-chi.salesforce.com
136.146.208.32	A	2.umps40-c1-chi.salesforce.com
136.146.208.32	A	1.umps40-c1-chi.salesforce.com
136.146.208.34	PTR	umps40-c2-chi.salesforce.com
136.146.208.36	PTR	umps40-c3-chi.salesforce.com
136.146.208.64	A+PTR	cs40-chi.salesforce.com
136.146.208.64	A	cs40.salesforce.com
136.146.208.65	A+PTR	cs40-chi.force.com
136.146.208.66	PTR	cs40-chi.my.salesforce.com
136.146.208.66	A	cs40.my.salesforce.com
136.146.208.70	PTR	cs42-chi.salesforce.com
136.146.208.80	A	gscs--gsdev--c.cs45.visual.force.com
136.146.208.80	A	cs45-chi.force.com
136.146.208.80	A	gsdev-groundswell.cs45.force.com
136.146.208.81	PTR	cs45-chi.my.salesforce.com
136.146.208.83	PTR	cs46-chi.force.com
136.146.208.84	PTR	cs46-chi.my.salesforce.com
136.146.208.96	A+PTR	na24-chi.my.salesforce.com
136.146.208.97	A+PTR	na25-chi.salesforce.com
136.146.208.103	A+PTR	na27-chi.salesforce.com
136.146.208.103	A	na27.salesforce.com
136.146.208.104	PTR	na27-chi.force.com
136.146.208.112	A+PTR	na30-chi.salesforce.com
136.146.208.113	A+PTR	na30-chi.force.com
136.146.208.114	A+PTR	na30-chi.my.salesforce.com
136.146.208.115	PTR	na6-chi.salesforce.com
136.146.208.115	A	na6-api.salesforce.com
136.146.208.245	PTR	eth1-proxy3-chi4.net.salesforce.com
136.146.210.7	A+PTR	ops4-edns2-2-was.net.salesforce.com
136.146.210.8	A+PTR	proxy4-was.net.salesforce.com
136.146.210.9	A+PTR	mx1-was-sp4.mta.salesforce.com
136.146.210.10	A+PTR	mx2-was-sp4.mta.salesforce.com
136.146.210.21	PTR	smtp06-was-sp4.mta.salesforce.com
136.146.210.22	A+PTR	smtp07-was-sp4.mta.salesforce.com
136.146.210.25	A+PTR	smtp10-was-sp4.mta.salesforce.com
136.146.210.27	A	smtp12-was-sp4.mta.salesforce.com
136.146.210.28	A	smtp13-was-sp4.mta.salesforce.com
136.146.210.32	PTR	umps40-c1-was.salesforce.com
136.146.210.32	A	2.umps40-c1-was.salesforce.com
136.146.210.32	A	4.umps40-c1-was.salesforce.com
136.146.210.34	PTR	umps40-c2-was.salesforce.com
136.146.210.36	PTR	umps40-c3-was.salesforce.com
136.146.210.38	PTR	umps40-c4-was.salesforce.com
136.146.210.67	A+PTR	cs41-was.salesforce.com
136.146.210.67	A	cs41.salesforce.com
136.146.210.68	A+PTR	cs41-was.force.com
136.146.210.68	A	uat-scea.cs41.force.com
136.146.210.69	PTR	cs41-was.my.salesforce.com
136.146.210.73	PTR	cs43-was.salesforce.com
136.146.210.85	A+PTR	cs4-was.salesforce.com
136.146.210.85	A	cs4.salesforce.com
136.146.210.86	A+PTR	cs4-was.force.com
136.146.210.86	A	cs4.force.com
136.146.210.87	PTR	cs4-was.my.salesforce.com
136.146.210.88	PTR	cs2-was.salesforce.com
136.146.210.96	PTR	na24-was.my.salesforce.com
136.146.210.96	A	efacademy.my.salesforce.com
136.146.210.96	A	epsf.my.salesforce.com
136.146.210.99	PTR	na25-was.my.salesforce.com
136.146.210.112	PTR	na30-was.salesforce.com
136.146.210.113	PTR	na30-was.force.com
136.146.210.113	A	cnp.force.com
136.146.210.113	A	ewb-usa.force.com
136.146.210.114	PTR	na30-was.my.salesforce.com
136.146.210.115	PTR	na6-was.salesforce.com
136.146.211.4	A+PTR	ops0-edns2-2-was.net.salesforce.com
136.146.212.190	PTR	tyo-136.146.212.190.net.salesforce.com
136.146.212.190	A	mail.commercialsearch.com
136.146.212.250	PTR	tyo-136.146.212.250.net.salesforce.com
136.146.212.250	A	email.commercialsearch.com