Robtex

Up: 129.42.192.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 129.42.192.0/21
Down right: 129.42.200.0/21

IP	Type	Hostname
129.42.193.33	PTR	ftp.bcrs-vaults.ibm.com
129.42.193.33	A	ftp.arsenaldigital.com
129.42.193.35	A	self-service.bcrs-vaults.ibm.com
129.42.193.37	A	mx1.bcrs-vaults.ibm.com
129.42.193.38	A+PTR	mx2.bcrs-vaults.ibm.com
129.42.193.49	A	portal.arsenalpartners.com
129.42.193.50	A	bcrs-portal.ibm.com
129.42.193.55	A	www.arsenaldigital.com
129.42.193.55	A	arsenaldigital.com
129.42.193.61	PTR	connect.bcrs-vaults.ibm.com
129.42.193.252	A+PTR	nexus5.nuveen.com
129.42.193.253	A+PTR	nexus6.nuveen.com
129.42.199.144	A	brriverwinduag.bcbsms.com
129.42.201.71	A	smtp.gardnerdenver.com
129.42.201.74	A	qp1.gardnerdenver.com
129.42.201.75	A	gdst1.gardnerdenver.com
129.42.201.76	A	gdqp1.gardnerdenver.com
129.42.201.81	A	sapbc.gardnerdenver.com
129.42.201.83	PTR	sgdsap1.gardnerdenver.com
129.42.201.84	A	mail.gardnerdenver.com
129.42.201.146	A	ibmstf01-ius-01-001-axss.bcrs-vaults.ibm.com
129.42.203.162	A+PTR	bsridns01.brsstf.ihost.com
129.42.203.162	A	ns1.brsstf.ihost.com
129.42.203.165	A	webvpnb.brsstf.ihost.com
129.42.203.166	A+PTR	bsridns02.brsstf.ihost.com
129.42.203.170	PTR	stf1vpn.brsstf.ihost.com
129.42.204.35	A	starwexc02.aramarktest.com
129.42.204.228	A	mail3.bedbath.com
129.42.204.244	A	prepay.globalbrandsgroup.com
129.42.204.246	A	gbgretailreporting.com
129.42.206.2	A+PTR	bbridns01.brsbld.ihost.com
129.42.206.2	A	ns1.brsbld.ihost.com
129.42.206.6	A+PTR	bbridns02.brsbld.ihost.com
129.42.206.6	A	ns2.brsbld.ihost.com
129.42.206.9	PTR	bldwebvpn.brsbld.ihost.com
129.42.206.10	PTR	webvpna.brsbld.ihost.com
129.42.206.34	A	f5eval.brsbld.ihost.com