Robtex

Up: 121.97.144.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 121.97.148.0/23
Down right: 121.97.150.0/23

IP	Type	Hostname
121.97.148.26	A+PTR	tmsdavao.com.ph
121.97.148.26	PTR	mx1.tmsdavao.com.ph
121.97.148.34	PTR	121.97.148.34.bti.net.ph
121.97.148.34	A	mail2.kapaserv.com
121.97.148.63	PTR	121.97.148.63.bti.net.ph
121.97.148.92	PTR	121.97.148.92.bti.net.ph
121.97.148.92	A	mail.chd11.doh.gov.ph
121.97.149.22	PTR	121.97.149.22.bti.net.ph
121.97.149.22	A	toyotailoilo.com.ph
121.97.149.101	PTR	121.97.149.101.bti.net.ph
121.97.149.130	PTR	121.97.149.130.bti.net.ph
121.97.150.2	PTR	121.97.150.2.bti.net.ph
121.97.150.16	A+PTR	mail4.matimco.com
121.97.150.24	PTR	mail.matimco.com
121.97.150.29	PTR	121.97.150.29.bti.net.ph
121.97.150.30	PTR	121.97.150.30.bti.net.ph
121.97.150.30	A	ns2.dec.edu.ph
121.97.150.30	A	mail2.dps.edu.ph
121.97.150.60	PTR	121.97.150.60.bti.net.ph
121.97.150.64	PTR	121.97.150.64.bti.net.ph
121.97.150.67	PTR	121.97.150.67.bti.net.ph
121.97.150.77	PTR	121.97.150.77.bti.net.ph
121.97.150.79	PTR	121.97.150.79.bti.net.ph
121.97.150.90	PTR	121.97.150.90.bti.net.ph
121.97.150.90	A	ech2o.com.ph
121.97.150.117	PTR	121.97.150.117.bti.net.ph
121.97.150.130	PTR	prime.grepcordiamonde.com.ph
121.97.150.130	PTR	www.grepcordiamonde.com.ph
121.97.150.133	PTR	121.97.150.133.bti.net.ph
121.97.150.138	PTR	121.97.150.138.bti.net.ph
121.97.150.138	A	bullyresto.com
121.97.150.158	PTR	121.97.150.158.bti.net.ph
121.97.150.174	PTR	121.97.150.174.bti.net.ph
121.97.150.198	PTR	121.97.150.198.bti.net.ph
121.97.150.223	PTR	121.97.150.223.bti.net.ph
121.97.150.243	PTR	email.cocobeach.com
121.97.151.43	PTR	121.97.151.43.bti.net.ph
121.97.151.72	PTR	121.97.151.72.bti.net.ph
121.97.151.255	PTR	121.97.151.255.bti.net.ph