Robtex

Up: 216.12.132.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 216.12.133.0/25
Down right: 216.12.133.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.12.133.2	PTR	m10-01-036.servervault.com
216.12.133.3	PTR	si-shared-01-3b3.servervault.com
216.12.133.4	PTR	ns204-shared-01-3b3.servervault.com
216.12.133.5	PTR	ns204-shared-01-3b3.servervault.com
216.12.133.7	PTR	si-shared-01-3b3.servervault.com
216.12.133.11	A+PTR	qa.hiremenow.com
216.12.133.11	A	hiremenow.com
216.12.133.12	A	cwdkidschristmas.com
216.12.133.12	A	cwdkidsspecials.com
216.12.133.12	A	cwdkidsdeals.com
216.12.133.14	PTR	si-shared-01-3b3.ops.servervault.com
216.12.133.21	A	thineditest.com
216.12.133.27	PTR	eccompli-vip04.vip.cust.servervault.com
216.12.133.27	A	bcbsnetst.com
216.12.133.30	PTR	coe-vip01.vip.cust.servervault.com
216.12.133.33	A+PTR	dcivs.org
216.12.133.33	A	www.dcivs.org
216.12.133.34	A+PTR	webservice.dcivs.org
216.12.133.61	PTR	fp-vip02.cust.servervault.com
216.12.133.70	PTR	host13370.servervault.com
216.12.133.70	A	nflplayerskidszone.com
216.12.133.71	A+PTR	nflpa-vip11.vip.cust.servervault.com
216.12.133.72	PTR	nflpa-vip11.vip.cust.servervault.com
216.12.133.73	PTR	nflpa-vip11.vip.cust.servervault.com
216.12.133.74	PTR	nflpa-vip11.vip.cust.servervault.com
216.12.133.75	PTR	nflpa-vip11.vip.cust.servervault.com
216.12.133.76	PTR	nflpa-vip01.vip.cust.servervault.com
216.12.133.77	PTR	nflpa-vip02.vip.cust.servervault.com
216.12.133.78	A+PTR	nflpa-vip03.vip.cust.servervault.com
216.12.133.78	A	nflpa.net
216.12.133.79	PTR	nflpa-vip04.vip.cust.servervault.com
216.12.133.80	PTR	nflpa-vip05.vip.cust.servervault.com
216.12.133.80	A	patfund.org
216.12.133.81	PTR	usac-vip01.vip.cust.servervault.com