Robtex

Up: 212.34.138.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 212.34.139.0/25
Down right: 212.34.139.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.34.139.4	PTR	forolanz.com
212.34.139.4	PTR	solotematicas.net
212.34.139.4	PTR	sonotematicas.net
212.34.139.5	A	mail.farmacianavarra.com
212.34.139.5	A	farmacianavarra.com
212.34.139.89	A	mail.donde-es.com
212.34.139.89	A	mail.wifisat.net
212.34.139.89	A	mail.internet-satelite.com
212.34.139.91	A+PTR	mail.donde-es.com
212.34.139.91	A+PTR	mail.donde-es.net
212.34.139.91	A	mail.wifisat.net
212.34.139.125	A	micropolix.com
212.34.139.125	A	www.micropolix.com
212.34.139.149	A+PTR	centova.ran.es
212.34.139.149	A+PTR	streaming1.ran.es
212.34.139.208	A	mail.jiaheproducts.com
212.34.139.208	A	jiaheproducts.com
212.34.139.215	A+PTR	tapiaserv.tapiatelecom.net
212.34.139.215	A	gasteprueba.tapiatelecom.net
212.34.139.215	A	voip.tapiatelecom.net