Robtex

Up: 199.181.0.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 199.181.16.0/21
Down right: 199.181.24.0/21

IP	Type	Hostname
199.181.26.29	A	owa.twu.edu
199.181.28.33	A+PTR	portalmisc3.twu.edu
199.181.28.33	A	apps.twu.edu
199.181.28.35	A+PTR	webmail.twu.edu
199.181.28.39	PTR	mx02.twu.edu
199.181.28.39	A	mx02.mail.twu.edu
199.181.28.48	A+PTR	nsx2.twu.edu
199.181.28.54	A	mx1.twu.edu
199.181.28.54	A	mx1.mail.twu.edu
199.181.28.56	A+PTR	shibboleth.twu.edu
199.181.28.57	PTR	darslive.twu.edu
199.181.28.67	A+PTR	selfservice.twu.edu
199.181.28.85	A+PTR	mxagent1.twu.edu
199.181.28.86	A+PTR	mxagent2.twu.edu
199.181.28.87	A	mxagent3.twu.edu
199.181.28.88	A	mxagent4.twu.edu