Robtex

Up: 37.235.80.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 37.235.80.0/22
Down right: 37.235.84.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
37.235.80.2	PTR	x2calmsip1.host.x2c.nl
37.235.80.4	A	x2calmmedia1.host.x2c.nl
37.235.80.80	A+PTR	x2cbal1ha.host.x2c.nl
37.235.80.80	A	host.x2c.nl
37.235.80.80	A	proxy1.sip.prosip.nl
37.235.81.80	A+PTR	x2cbal2ha.host.x2c.nl
37.235.81.80	A	host.x2c.nl
37.235.81.80	A	sip.prosip.nl
37.235.81.130	A+PTR	serv01.x2desk.nl
37.235.81.131	A+PTR	serv02.x2desk.nl
37.235.81.132	A+PTR	serv03.x2desk.nl
37.235.81.149	A	dev.x2desk.nl
37.235.81.150	A+PTR	demo.x2desk.nl
37.235.81.151	A+PTR	voip01.x2desk.nl
37.235.81.152	A+PTR	voip01.prosip.be
37.235.81.153	A+PTR	voip02.x2desk.nl
37.235.81.156	A+PTR	voip01.prosip.nl
37.235.81.157	A	voip2connect.nl
37.235.82.148	A+PTR	mail.bouten.nl
37.235.82.148	A	mail.boutennedbv.nl
37.235.82.168	A	nsauth2.zipzap.nl
37.235.82.185	A	clearvox.nl
37.235.82.185	A	clearvox.eu
37.235.83.1	A	sw01-ww.x2com.nl
37.235.83.2	PTR	mail.raadkracht.nu
37.235.83.2	A	mail.donk-partners.nl
37.235.83.11	PTR	mail.hddgroup.com
37.235.83.11	A	mail.hddgroep.nl
37.235.83.26	A	mail.actiefzorg.nl
37.235.83.34	A+PTR	kantoor.autonoordhoek.nl
37.235.83.50	A+PTR	mail.kik.nl
37.235.83.74	A	webmail.shoetrade.nl
37.235.83.98	A	mail1.derooijrent.nl
37.235.83.98	A	mail1.derooijstaltechniek.com
37.235.83.98	A	mail1.derooijmilieutechniek.nl
37.235.83.106	A	mail.ercobv.nl
37.235.83.114	A	mail.espero.nl
37.235.83.138	A+PTR	mail.harrydelouw.nl
37.235.83.197	A	railpartnerapps.com
37.235.83.210	A	mail2.de-hoeve.nl
37.235.84.70	A	cheappolis.eu
37.235.84.70	A	kroezen.info
37.235.84.70	A	woonhuisverzekeren.nl
37.235.84.82	PTR	ns2.isset.eu
37.235.84.89	A	mta.quintesholding.nl
37.235.85.50	A	mail.hylas.nl
37.235.85.66	A	mail.2m-solutions.nl
37.235.85.70	A	mail.freshcargo.com
37.235.85.118	A	mail.sun-rvs.nl
37.235.85.138	A	mail.abucon.nl
37.235.85.146	A	mail.sjamaan.com
37.235.85.200	A	exch.bikefun.nl
37.235.85.205	A	mail.meijco.com
37.235.85.242	A	mail.klingele.nl
37.235.85.250	A	remote.2m-solutions.nl
37.235.86.38	A+PTR	remote.equibv.nl
37.235.86.218	A+PTR	mail.ncb.nu
37.235.86.218	A	mail.ncbprojectontwikkeling.nl
37.235.86.218	A	mail.ncb-pr.nl
37.235.86.242	A	webmail.koosalbertsverzekeringen.nl
37.235.86.242	A	mail.koosalbertsverzekeringen.nl
37.235.86.250	A	mail.gps-nunspeet.nl