Robtex

Up: 87.239.208.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 87.239.212.0/23
Down right: 87.239.214.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
87.239.214.6	A+PTR	playground.ergon.ch
87.239.214.6	A	mx-pg.ergon.ch
87.239.214.6	A	ziischtigs-club.org
87.239.214.7	A	mail2.ergon.ch
87.239.214.11	PTR	link.ergon.ch
87.239.214.11	A	ns.ergon.ch
87.239.214.12	PTR	m.ergon.ch
87.239.214.12	A	airlock.ch
87.239.214.12	A	airlock.de
87.239.214.26	PTR	airlock-techzone.ergon.ch
87.239.214.26	A	techzone.ergon.ch
87.239.214.31	A	airlock-suite.com
87.239.214.33	PTR	conflugate.ergon.ch
87.239.214.33	A	aljira.ergon.ch
87.239.214.33	A	intra.ergon.ch
87.239.214.35	A+PTR	gaffi.ergon.ch
87.239.214.35	A	aljira.ergon.ch
87.239.214.35	A	ergon-informatik.ch
87.239.214.47	A	test.quentiq.com
87.239.214.47	A	quentiq-test.ergon.ch
87.239.214.68	A+PTR	mx1.ergon.ch
87.239.214.68	A	mx0.ergon.ch
87.239.214.74	A+PTR	mx2.ergon.ch
87.239.214.136	A+PTR	pg-mbutikof.ergon.ch
87.239.214.136	A	voegeli-pferdetraining.ch
87.239.214.136	A	stallreifer.ch
87.239.214.142	A+PTR	pg-yves.ergon.ch
87.239.214.142	A	ybus.ch
87.239.214.146	A	essmann.ch
87.239.214.151	PTR	www.ergon.ch
87.239.214.151	A	ergon-informatik.ch
87.239.214.151	A	ergon-software.ch
87.239.214.154	A+PTR	www.ergon.ch
87.239.214.154	A	ergonsoftware.ch
87.239.214.154	A	ergoninformatik.ch
87.239.215.1	A+PTR	vpn1.ergon.ch
87.239.215.2	A+PTR	nat2.ergon.ch
87.239.215.3	A+PTR	nat3.ergon.ch
87.239.215.5	A	nat5.ergon.ch
87.239.215.6	A	nat6.ergon.ch
87.239.215.7	A+PTR	nat7.ergon.ch
87.239.215.8	A+PTR	nat8.ergon.ch
87.239.215.9	A+PTR	nat9.ergon.ch
87.239.215.13	A+PTR	nat13.ergon.ch