Robtex

Up: 149.12.32.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 149.12.33.0/25
Down right: 149.12.33.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
149.12.33.7	A+PTR	cph-mct01.mspa.n-able.com
149.12.33.8	PTR	cph-mcu01.mspa.n-able.com
149.12.33.10	A+PTR	cph-mct02.mspa.n-able.com
149.12.33.20	A+PTR	mx173.antispamcloud.com
149.12.33.20	A	6668.smtp.antispamcloud.com
149.12.33.21	A+PTR	mx174.antispamcloud.com
149.12.33.21	A	mx1.itsn.nl
149.12.33.21	A	scan1.asuantispam.com
149.12.33.22	PTR	mx175.antispamcloud.com
149.12.33.22	A	mx1.itsn.nl
149.12.33.22	A	mx1.microplanet.fr
149.12.33.23	PTR	mx176.antispamcloud.com
149.12.33.23	A	mx1.itsn.nl
149.12.33.23	A	mx1.freezitdiensten.nl
149.12.33.24	A+PTR	mx173-out1.antispamcloud.com
149.12.33.25	A+PTR	mx174-out1.antispamcloud.com
149.12.33.26	A+PTR	mx175-out1.antispamcloud.com
149.12.33.27	A+PTR	mx176-out1.antispamcloud.com