Robtex

Up: 158.74.236.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 158.74.236.0/24
Down right: 158.74.237.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
158.74.236.21	A+PTR	transfer.foh.psc.gov
158.74.236.21	A+PTR	stm1.foh.psc.gov
158.74.236.21	A	stm1.foh.hhs.gov
158.74.236.46	PTR	foh.hhs.gov
158.74.236.46	PTR	foh.psc.gov
158.74.236.46	A+PTR	afmcwellness.foh.hhs.gov
158.74.236.47	PTR	tsacareeritio.foh.hhs.gov
158.74.236.47	PTR	tsacareeritio.foh.psc.gov
158.74.236.245	PTR	gtcmx1.dhhs.gov
158.74.236.245	A+PTR	gtcmx1.hhs.gov
158.74.236.245	PTR	list.psc.gov