Robtex

Up: 91.126.32.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 91.126.34.0/24
Down right: 91.126.35.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
91.126.34.2	A+PTR	srvmail.actualadv.com
91.126.34.76	PTR	cli-5b7e224c.wholesale.adamo.es
91.126.34.83	PTR	cli-5b7e2253.wholesale.adamo.es
91.126.34.223	PTR	cli-5b7e22df.wholesale.adamo.es
91.126.35.50	PTR	cli-5b7e2332.wholesale.adamo.es
91.126.35.50	A	cmcaballe.es
91.126.35.67	PTR	cli-5b7e2343.wholesale.adamo.es
91.126.35.130	A+PTR	smtp2.idfo.com
91.126.35.130	A	smtp.idfo.com
91.126.35.138	PTR	www.idfo.com
91.126.35.138	A	idfo.com
91.126.35.138	A	*.idfo.net
91.126.35.240	A	correo.ugtcatalunya.cat