Robtex

Up: 212.121.228.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 212.121.229.0/25
Down right: 212.121.229.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.121.229.5	A	fe1.gateway.man.altecom.net
212.121.229.8	A	gw.pielcolor.man.altecom.net
212.121.229.9	A	gw.pielcolor.man.altecom.net
212.121.229.16	A	ip22916.man.altecom.net
212.121.229.17	A+PTR	gw.iberpotash-suria.man.altecom.net
212.121.229.19	A+PTR	ip22919.man.altecom.net
212.121.229.20	PTR	ip22920.man.altecom.net
212.121.229.21	PTR	ip22921.man.altecom.net
212.121.229.22	PTR	ip22922.man.altecom.net
212.121.229.24	PTR	ip22924.man.altecom.net
212.121.229.26	A+PTR	ip22926.man.altecom.net
212.121.229.28	PTR	ip22928.man.altecom.net
212.121.229.29	PTR	ip22929.man.altecom.net
212.121.229.31	A	ip22931.man.altecom.net
212.121.229.33	PTR	olivet.man.altecom.net
212.121.229.35	A+PTR	ip22935.man.altecom.net
212.121.229.38	A	ip22938.man.altecom.net
212.121.229.39	PTR	ip22939.man.altecom.net
212.121.229.41	A+PTR	gw.lasem.man.altecom.net
212.121.229.42	A	ip22942.man.altecom.net
212.121.229.44	A	ip22944.man.altecom.net
212.121.229.45	A+PTR	ip22945.man.altecom.net
212.121.229.46	A+PTR	ip22946.man.altecom.net
212.121.229.46	A	mail.apliena.com
212.121.229.46	A	mail.lasem.com
212.121.229.47	A+PTR	ip22947.man.altecom.net
212.121.229.48	A+PTR	ip22948.man.altecom.net
212.121.229.49	A	gw.masats.man.altecom.net
212.121.229.50	A+PTR	ip22950.man.altecom.net
212.121.229.52	PTR	ip22952.man.altecom.net
212.121.229.53	A+PTR	ip22953.man.altecom.net
212.121.229.55	PTR	ip22955.man.altecom.net
212.121.229.58	PTR	ip22958.man.altecom.net
212.121.229.59	A	ip22959.man.altecom.net
212.121.229.60	A	ip22960.man.altecom.net
212.121.229.61	PTR	ip22961.man.altecom.net
212.121.229.65	PTR	gw.ampans-comtals.man.altecom.net
212.121.229.66	PTR	ip22966.man.altecom.net
212.121.229.71	A+PTR	ip22971.man.altecom.net
212.121.229.72	PTR	ip22972.man.altecom.net
212.121.229.73	PTR	gw.catalana.man.altecom.net
212.121.229.74	PTR	ip22974.man.altecom.net
212.121.229.76	A+PTR	ip22976.man.altecom.net
212.121.229.77	PTR	ip22977.man.altecom.net
212.121.229.82	PTR	ip22982.man.altecom.net
212.121.229.82	A	smtp2.fssm.cat
212.121.229.84	A+PTR	correuweb.fssm.cat
212.121.229.84	A	ip22984.man.altecom.net
212.121.229.85	A+PTR	ip22985.man.altecom.net
212.121.229.88	PTR	ip22988.man.altecom.net
212.121.229.90	A+PTR	ip22990.man.altecom.net
212.121.229.91	A	ip22991.man.altecom.net
212.121.229.92	PTR	ip22992.man.altecom.net
212.121.229.95	PTR	ip22995.man.altecom.net
212.121.229.96	A+PTR	ip22996.man.altecom.net
212.121.229.97	PTR	gw.visoren.man.altecom.net
212.121.229.98	A+PTR	ip22998.man.altecom.net
212.121.229.100	PTR	ip229100.man.altecom.net
212.121.229.110	PTR	ip229110.man.altecom.net
212.121.229.114	A	ip229114.man.altecom.net
212.121.229.125	A	ip229125.man.altecom.net
212.121.229.126	A	ip229126.man.altecom.net
212.121.229.128	A	ip229128.man.altecom.net
212.121.229.130	PTR	ip229130.man.altecom.net
212.121.229.135	A+PTR	ip229135.man.altecom.net
212.121.229.137	PTR	ip229137.man.altecom.net
212.121.229.139	A	ip229139.man.altecom.net
212.121.229.140	A	ip229140.man.altecom.net
212.121.229.142	A+PTR	ip229142.man.altecom.net
212.121.229.144	PTR	ip229144.man.altecom.net
212.121.229.148	A	ip229148.man.altecom.net
212.121.229.150	A+PTR	ip229150.man.altecom.net
212.121.229.152	A	ip229152.man.altecom.net
212.121.229.154	A	ip229154.man.altecom.net
212.121.229.155	A	ip229155.man.altecom.net
212.121.229.158	PTR	ip229158.man.altecom.net
212.121.229.162	A+PTR	ip229162.man.altecom.net
212.121.229.163	A	ip229163.man.altecom.net
212.121.229.164	A	ip229164.man.altecom.net
212.121.229.166	A	ip229166.man.altecom.net
212.121.229.168	A	ip229168.man.altecom.net
212.121.229.170	A	ip229170.man.altecom.net
212.121.229.172	A	ip229172.man.altecom.net
212.121.229.174	A	ip229174.man.altecom.net
212.121.229.176	A	ip229176.man.altecom.net
212.121.229.177	A+PTR	gw.dinamicgrup.man.altecom.net
212.121.229.179	A	ip229179.man.altecom.net
212.121.229.181	PTR	ip229181.man.altecom.net
212.121.229.182	A+PTR	ip229182.man.altecom.net
212.121.229.184	PTR	ip229184.man.altecom.net
212.121.229.187	PTR	ip229187.man.altecom.net
212.121.229.188	PTR	ip229188.man.altecom.net
212.121.229.190	PTR	ip229190.man.altecom.net
212.121.229.191	A	ip229191.man.altecom.net
212.121.229.192	A	ip229192.man.altecom.net
212.121.229.193	A	gw.callus.man.altecom.net
212.121.229.194	A+PTR	ip229194.man.altecom.net
212.121.229.195	PTR	ip229195.man.altecom.net
212.121.229.195	A	correu.basiana.net
212.121.229.196	A	ip229196.man.altecom.net
212.121.229.199	A+PTR	ip229199.man.altecom.net
212.121.229.200	PTR	ip229200.man.altecom.net
212.121.229.201	A+PTR	ip229201.man.altecom.net
212.121.229.202	A	ip229202.man.altecom.net
212.121.229.203	A	ip229203.man.altecom.net
212.121.229.204	PTR	mail.joviat.cat
212.121.229.205	A+PTR	ip229205.man.altecom.net
212.121.229.211	A+PTR	ip229211.man.altecom.net
212.121.229.213	A	ip229213.man.altecom.net
212.121.229.214	A+PTR	ip229214.man.altecom.net
212.121.229.216	A+PTR	ip229216.man.altecom.net
212.121.229.219	A	ip229219.man.altecom.net
212.121.229.220	A	ip229220.man.altecom.net
212.121.229.221	A	ip229221.man.altecom.net
212.121.229.225	A+PTR	gw.aiguesdemanresa.man.altecom.net
212.121.229.226	A+PTR	ip229226.man.altecom.net
212.121.229.227	A+PTR	ip229227.man.altecom.net
212.121.229.227	A	*.aiguesdemanresa.com
212.121.229.227	A	mx.aiguesdemanresa.com
212.121.229.235	PTR	ip229235.man.altecom.net
212.121.229.236	A	ip229236.man.altecom.net
212.121.229.237	A	ip229237.man.altecom.net
212.121.229.238	A	ip229238.man.altecom.net
212.121.229.244	A	ip229244.man.altecom.net
212.121.229.246	A+PTR	ip229246.man.altecom.net
212.121.229.247	A	ip229247.man.altecom.net
212.121.229.248	A	ip229248.man.altecom.net
212.121.229.249	A+PTR	gw.selvesicarner.man.altecom.net
212.121.229.253	A	ip229253.man.altecom.net
212.121.229.254	PTR	ip229254.man.altecom.net
212.121.229.255	A+PTR	ip229255.man.altecom.net