Robtex

Up: 209.104.48.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 209.104.56.0/22
Down right: 209.104.60.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
209.104.56.8	A+PTR	ash1mta.ticketmaster.com
209.104.56.16	PTR	ash1pxy.ticketmaster.com
209.104.56.16	A	search.ticketmaster.com
209.104.56.16	A	www.ticketmaster1st.akadns.net
209.104.56.17	PTR	ash1wt.ticketmaster.com
209.104.56.19	PTR	ash1pxy.ticketmaster.ca
209.104.56.20	A	ws.ticketmaster.com
209.104.56.24	A	ash1reg.ticketmaster.com
209.104.56.24	A	reg.ticketmaster.com
209.104.56.26	PTR	ash1rdr.ticketmaster.com
209.104.56.26	A	journalpavilion.com
209.104.56.26	A	coralskyamp.com
209.104.56.36	A+PTR	ash1ln.ticketmaster.com
209.104.56.36	A	tmol-lu-gtm.ticketmaster-na.akadns.net
209.104.56.37	A+PTR	ash1api.ticketmaster.com
209.104.56.42	A+PTR	ash3oss.ticketmaster.com
209.104.56.42	A	oss.ticketmaster1st.akadns.net
209.104.56.43	A	marketplace.ticketmaster1st.akadns.net
209.104.56.43	A	marketplace.ticketmaster.com
209.104.56.44	PTR	ash3teamexchange.ticketmaster.com
209.104.56.48	A	ld02-gateway.ticketmaster.com
209.104.56.76	A	ash1portal.ticketmaster.com
209.104.56.78	A+PTR	euash1pxy.ticketmaster.ie
209.104.56.78	A	tmol-ie-gtm.ticketmaster-eu.akadns.net
209.104.56.79	PTR	euash1mda.ticketmaster.co.uk
209.104.56.79	A	ticketmaster.ie
209.104.56.80	PTR	euash1pxy.ticketmaster.eu
209.104.56.81	PTR	euash1ws.ticketmaster.eu
209.104.56.81	A	ws.ticketmaster.eu
209.104.56.81	A	ws-eu.ticketmaster.co.uk.akadns.net
209.104.56.82	A+PTR	euash1reg.ticketmaster.eu
209.104.56.82	A	reg.ticketmaster.eu
209.104.56.101	A	www.stg1.ticketmaster.com
209.104.56.110	A	media.stg1.ticketmaster.com
209.104.56.111	A	ash1wsnc.ticketmaster.com
209.104.56.111	A	wsnc.ticketmaster1st.akadns.net
209.104.56.112	A+PTR	ash2wsnc.ticketmaster.com
209.104.56.112	A	wsnc.ticketmaster1st.akadns.net
209.104.56.113	A+PTR	jash1tma.ticketmaster.com
209.104.56.113	A	ticketmaster1.com
209.104.56.120	A	incomingslack.hosted.ticketmaster.com
209.104.56.141	A+PTR	test.ticketmaster.com
209.104.57.30	A	myticketmarket.com
209.104.57.30	A	www.myticketmarket.com
209.104.57.30	A	ats-ticketing.com
209.104.57.54	A	ns3.livenation.co.uk
209.104.57.240	PTR	ns3.livenation.co.uk
209.104.58.21	A+PTR	ash2pxy.ticketmaster.com
209.104.58.21	A	search.ticketmaster.com
209.104.58.21	A	www.ticketmaster1st.akadns.net
209.104.58.24	A+PTR	ash2mda.ticketmaster.com
209.104.58.25	A+PTR	ash2pxy.ticketmaster.ca
209.104.58.26	A	ash2ws.ticketmaster.com
209.104.58.26	A	ws.ticketmaster.com
209.104.58.27	PTR	ash2mx.ticketmaster.com
209.104.58.27	PTR	ash2pxy.ticketmaster.com.mx
209.104.58.30	A	reg.ticketmaster.com
209.104.58.32	PTR	ash2rdr.ticketmaster.com
209.104.58.32	A	journalpavilion.com
209.104.58.32	A	coralskyamp.com
209.104.58.35	PTR	ash2ln.ticketmaster.com
209.104.58.35	A	tmol-lu-gtm.ticketmaster-na.akadns.net
209.104.58.76	A	ash2portal.ticketmaster.com
209.104.58.82	A	kioskadmin.ticketmaster.com
209.104.58.84	A	ism.tmcs.akadns.net
209.104.58.84	A	ism.ticketmaster.com
209.104.58.87	A	reply.ticketmaster.com
209.104.58.88	A	sftp.ticketmaster.com
209.104.58.89	A	ftp-vip.cft1.ticketmaster.com
209.104.58.90	A+PTR	ntr.ticketmaster.com
209.104.58.90	PTR	ntr.ntf.cft1.ticketmaster.com
209.104.58.90	A	ntr.livenation.com
209.104.58.92	PTR	ns2.ticketmaster.com
209.104.58.97	A+PTR	museumtix.com
209.104.58.98	A+PTR	boattix.com
209.104.58.99	A+PTR	museumtix.ca
209.104.58.100	A	www.mtn.museumtix.com
209.104.58.105	A+PTR	chat.ticketmaster.com
209.104.58.128	A	arcrdgw.ticketmaster.com
209.104.58.129	A	eastrdactive.hosted.ticketmaster.com
209.104.58.129	A	talkingstickrd.hosted.ticketmaster.com
209.104.58.129	A	angelsrd.hosted.ticketmaster.com
209.104.58.145	A+PTR	pxy-vip.platinum.cft1.ticketmaster.com
209.104.58.151	A	tmtickets.com
209.104.58.192	A	ns3.tndns.com
209.104.58.202	A	signmeupfor.com
209.104.58.205	A	www.wirelessfestival.co.uk
209.104.58.205	A	o2guildhallsouthampton.co.uk
209.104.58.205	A	origin-media.eucms.ticketm.net
209.104.58.241	A	ams.dart.ticketmaster.com
209.104.58.249	PTR	de-vip.ads1.ticketmaster.com
209.104.58.249	A	de.ticketmaster1st.akadns.net
209.104.58.249	A	de.ticketmaster.com
209.104.59.96	A	tmtickets.com
209.104.60.102	A	report.museumtix.com
209.104.60.112	A+PTR	my2.tmvista.com
209.104.60.113	A	test.museumtix.com
209.104.60.114	A	dev.museumtix.com
209.104.60.116	A	devclient.museumtix.com
209.104.60.223	PTR	helloecho.com
209.104.60.223	A	allaboutusbooks.net
209.104.60.223	A	scarykidsmusic.com
209.104.60.226	PTR	mail.theechomailer.com
209.104.60.227	PTR	mail.theechomailer.com
209.104.61.112	A	premieremarquee.com
209.104.61.112	A	premieremarqueeseries.com
209.104.61.112	A	premieremarqueseries.com
209.104.61.200	A	feeds.evite.com
209.104.62.32	A	api-dev.ticketmaster.net
209.104.62.83	A	api-test.ticketmaster.net
209.104.62.83	A	api.shared.phxqa.ticketmaster.net
209.104.62.114	A+PTR	qaip2.ticketmaster.net
209.104.62.119	A	qaip7.ticketmaster.net
209.104.62.137	A+PTR	ticker-qa12.ticketmaster.com
209.104.62.137	A	ipxyreports-qa12.ticketmaster.com
209.104.62.138	A+PTR	ticker-qa11.ticketmaster.com
209.104.62.138	A	ipxyreports-qa11.ticketmaster.com
209.104.62.139	PTR	ipxyreports-dev11.ticketmaster.com
209.104.63.204	A+PTR	reportpro.ticketmaster.com