Robtex

Up: 130.187.0.0/16
Can't show all results, try to descend to a more specific CIDR
Down left: 130.187.0.0/18
Down right: 130.187.64.0/18
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
130.187.1.1	A+PTR	orca.es.com
130.187.1.13	A+PTR	vpn.es.com
130.187.4.2	PTR	es.com
130.187.4.2	PTR	evansandsutherland.com
130.187.4.2	PTR	contact.es.com
130.187.4.5	A	digistar3.com
130.187.22.3	A	torino.es.com
130.187.22.3	A	shelby.es.com
130.187.22.4	A+PTR	news.es.com
130.187.22.12	PTR	autodiscover.es.com
130.187.22.12	A+PTR	mail.es.com
130.187.22.70	A	mail.es.com
130.187.22.180	A+PTR	barracuda.es.com
130.187.22.180	A+PTR	spam1.es.com
130.187.22.239	A+PTR	email.es.com
130.187.27.99	A	gregarismes.com