Robtex

Up: 8.42.96.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 8.42.112.0/21
Down right: 8.42.120.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
8.42.112.25	A+PTR	mta.stubhub.com
8.42.112.33	A	stub.it
8.42.112.36	PTR	origin-cache3.stubhubstatic.com
8.42.112.36	PTR	origin-cache1.stubhubstatic.com
8.42.112.36	PTR	origin-cache2.stubhubstatic.com
8.42.112.38	PTR	origin3-static.stubhub.com
8.42.112.38	PTR	origin2-static.stubhub.co.uk
8.42.112.38	PTR	origin3-static.stubhub.co.uk
8.42.112.41	PTR	tickettech.stubhub.com
8.42.112.49	A+PTR	mail.service.stubhub.com
8.42.112.50	A	urgent-mx.service.stubhub.com
8.42.112.50	A	mx.service.stubhub.com
8.42.112.58	A	origin3-static.stubhub.co.uk
8.42.112.84	A	origin3-static.stubhub.com
8.42.112.99	A	www.eventprocess.com
8.42.112.99	A	eventprocess.com
8.42.112.116	A	lvs02-static.stubhub.com
8.42.112.117	PTR	autobulk.stubhub.com
8.42.112.133	A	ipn.stubhub.com
8.42.112.134	A+PTR	mx5.fans.stubhub.co.uk
8.42.112.136	A+PTR	mx5.service.stubhub.com
8.42.112.137	A+PTR	mx6.service.stubhub.com
8.42.112.155	A	music.stubhub.com
8.42.113.90	A	apigold.stubhub.com
8.42.113.94	PTR	apigold.stubhub.com
8.42.113.95	A+PTR	track.stubhub.de
8.42.113.95	PTR	track.stubhub.co.uk
8.42.113.95	A+PTR	lvs20-track.stubhub.com
8.42.113.96	A+PTR	log.stubhub.co.uk
8.42.113.96	PTR	log.stubhub.com
8.42.113.96	A+PTR	lvs20-log.stubhub.com
8.42.113.98	A+PTR	origin1-data.stubhub.co.uk
8.42.113.98	PTR	www.stubhub.nl
8.42.113.98	PTR	origin1-data.stubhub.com
8.42.114.160	A	sosticket.com
8.42.116.35	A	eticketdownload.com
8.42.116.37	A	static.ticketutils.com
8.42.116.87	A	imap.ticketutils.net
8.42.116.96	A	www.sunnyptickets.ca
8.42.116.96	A	instantonlinesite.com
8.42.116.96	A	www.frontrowusa.com
8.42.116.98	A	seatingcharts.com