Robtex

Up: 155.56.32.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 155.56.32.0/22
Down right: 155.56.36.0/22

IP	Type	Hostname
155.56.36.26	A+PTR	preprod-resolve.sap.com
155.56.36.224	A	ip-155-56-36-224.itc.sap.com
155.56.36.225	A	tradeworld.sap.com
155.56.37.21	A	api.cf.sap-cf.com
155.56.38.18	PTR	crupdates.businessobjects.com
155.56.38.196	A	ucemeasip01.sap.com
155.56.38.196	A	sip.sap.com
155.56.38.197	A	ucemeaweb01.sap.com
155.56.38.198	A	ucemeaaav01.sap.com
155.56.38.199	A	ucemeasip01.sap.com
155.56.38.199	A	sip.sap.com
155.56.38.200	A	ucemeaweb01.sap.com
155.56.38.201	A	ucemeaaav01.sap.com
155.56.38.202	A	lync.co.sap.com
155.56.38.202	A	ucemeadirpoolws01.sap.com
155.56.38.211	A+PTR	ucemeasip01.sap.com
155.56.38.211	A	sip.sap.com
155.56.38.212	A+PTR	ucemeaweb01.sap.com
155.56.38.213	A+PTR	ucemeaaav01.sap.com
155.56.38.214	A+PTR	ucemeasip01.sap.com
155.56.38.214	A	sip.sap.com
155.56.38.215	A	ucemeaweb01.sap.com
155.56.38.216	PTR	ucemeaav01.sap.com
155.56.38.216	A	ucemeaaav01.sap.com
155.56.38.217	A+PTR	ucemeasip01.sap.com
155.56.38.217	A	sip.sap.com
155.56.38.218	A+PTR	ucemeaweb01.sap.com
155.56.38.219	A+PTR	ucemeaaav01.sap.com
155.56.38.220	A	ucemeasip01.sap.com
155.56.38.220	A	sip.sap.com
155.56.38.221	A	ucemeaweb01.sap.com
155.56.38.222	A	ucemeaaav01.sap.com
155.56.38.234	A	ucemeasip01.sap.com
155.56.38.234	A	sip.sap.com
155.56.39.13	A+PTR	connectwdf11.sap.com
155.56.39.13	A	connectwdf.sap.com
155.56.39.13	A	connectwdf.gtm.sap.com
155.56.39.32	A+PTR	mywtscsg01.sap.com
155.56.39.48	A+PTR	ns1access.sap-ag.de
155.56.39.49	A+PTR	ns1accessemea.sap-ag.de
155.56.39.50	A	access.sap.com
155.56.39.53	A	office.access-emea.sap.com
155.56.39.140	A+PTR	connectwdf01.sap.com
155.56.39.142	A+PTR	connectwdf02.sap.com
155.56.39.148	A	connectwdf05.sap.com
155.56.39.152	A+PTR	connectwdf07.sap.com
155.56.39.158	A	connectwdf10.sap.com
155.56.39.159	A	connectwdf10-alt.sap.com
155.56.39.180	PTR	securelogin.wlan.sap.com
155.56.39.181	PTR	emea-guest.wlan.sap.com