Robtex

Up: 149.13.74.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 149.13.75.0/25
Down right: 149.13.75.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
149.13.75.27	A	mx02.avellanadigital.cat
149.13.75.27	A	mx10.spamstop.today
149.13.75.27	A	lastmx.spamexperts.net
149.13.75.38	A+PTR	quarantine11.antispamcloud.com
149.13.75.38	A	release.antispamcloud.com
149.13.75.39	PTR	quarantine11-out1.antispamcloud.com
149.13.75.42	A+PTR	log12.antispamcloud.com
149.13.75.43	A+PTR	log12-out1.antispamcloud.com
149.13.75.45	A+PTR	log13.antispamcloud.com
149.13.75.46	A+PTR	log13-out1.antispamcloud.com
149.13.75.71	A+PTR	fe1-r3-out.fra02.l.antispamcloud.com
149.13.75.71	A	4112.smtp.antispamcloud.com