Robtex

Up: 84.51.32.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 84.51.33.0/25
Down right: 84.51.33.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
84.51.33.2	PTR	linux15.markum.net
84.51.33.2	A	mx2.mefe.net
84.51.33.2	A	www.mefe.net
84.51.33.3	A+PTR	linux15.markum.net
84.51.33.3	A	mail.denizmir.com
84.51.33.3	A	denizmir.com
84.51.33.4	A+PTR	linux15.markum.net
84.51.33.5	A+PTR	linux15.markum.net
84.51.33.6	PTR	host-84-51-33-6.teletektelekom.com
84.51.33.6	A	linux15.markum.net
84.51.33.6	A	kkdc.gov.tr
84.51.33.10	PTR	linux16.markum.net
84.51.33.10	A	sosyaldemokrat.net
84.51.33.10	A	ahemltd.com
84.51.33.11	A	www.yildizlarpetrol.com
84.51.33.20	PTR	linux17.markum.net
84.51.33.20	A	www.kirikkaledh.gov.tr
84.51.33.20	A	kirikkaledh.gov.tr
84.51.33.21	PTR	linux17.markum.net
84.51.33.22	PTR	linux17.markum.net
84.51.33.22	A	www.karamandh.gov.tr
84.51.33.23	PTR	linux17.markum.net
84.51.33.24	PTR	linux17.markum.net
84.51.33.30	PTR	linux18.markum.net
84.51.33.31	A+PTR	linux18.markum.net
84.51.33.32	PTR	linux18.markum.net
84.51.33.33	PTR	linux18.markum.net
84.51.33.37	PTR	cp6.markum.net
84.51.33.38	PTR	host-84-51-33-38.teletektelekom.com
84.51.33.39	PTR	dns2.markum.net
84.51.33.39	A	ns4.markum.net
84.51.33.39	A	dns2.mentalbilgi.com
84.51.33.40	A+PTR	linux19.markum.net
84.51.33.40	A	ns.yavuzsahin.av.tr
84.51.33.40	A	civatagroup.com
84.51.33.41	A	linux19.markum.net
84.51.33.47	PTR	linux47.markum.net
84.51.33.50	A	mail.evcilerkasabasi.com
84.51.33.51	PTR	host-84-51-33-51.teletektelekom.com
84.51.33.51	A	konseptsanat.org
84.51.33.51	A	kitapart.com
84.51.33.52	PTR	host-84-51-33-52.teletektelekom.com
84.51.33.52	A	guvenilirydk.com
84.51.33.52	A	asiashipping.net
84.51.33.55	PTR	linux10.markum.net
84.51.33.55	A	idemim.com
84.51.33.56	PTR	host-84-51-33-56.teletektelekom.com
84.51.33.56	A	yozgathakimiyet.com
84.51.33.56	A	setasmuhendislik.net
84.51.33.58	PTR	host-84-51-33-58.teletektelekom.com
84.51.33.58	A	www.broxbrulor.com
84.51.33.58	A	pasakofteedirne.com
84.51.33.60	PTR	host-84-51-33-60.teletektelekom.com
84.51.33.60	A	mail.digisanatbilisim.com
84.51.33.61	PTR	host-84-51-33-61.teletektelekom.com
84.51.33.61	A	ipsan.com.tr
84.51.33.61	A	*.dogahasereilaclama.com
84.51.33.65	PTR	host-84-51-33-65.teletektelekom.com
84.51.33.65	A	onlinebasal.com
84.51.33.65	A	www.kisbu.com.tr
84.51.33.66	PTR	host-84-51-33-66.teletektelekom.com
84.51.33.66	A	akgiyimtekstil.com
84.51.33.66	A	emd101.com.tr
84.51.33.67	A	www.vucudunsifresi.com
84.51.33.67	A	vucudunsifresi.com
84.51.33.71	PTR	borakpatent.belgetescilmerkezi.com
84.51.33.78	PTR	teknolojibilgisayar.net
84.51.33.78	PTR	teknolojibilgi.teknolojibilgisayar.net
84.51.33.79	PTR	teknolojibilgisayar.net
84.51.33.79	PTR	teknolojibilgi.teknolojibilgisayar.net
84.51.33.83	A	radiolink3d.com
84.51.33.84	PTR	erdegrubu.erdegrubu.com.tr
84.51.33.84	A	mail.enhesapli.com
84.51.33.84	A	neoluca.com
84.51.33.86	PTR	cp1.markum.net
84.51.33.86	A	asmimarlik.com
84.51.33.86	A	mail.geziharitam.com
84.51.33.87	PTR	cp1.markum.net
84.51.33.88	PTR	cp2.markum.net
84.51.33.88	A	rukder.com
84.51.33.88	A	mail.rukder.com
84.51.33.89	PTR	cp2.markum.net
84.51.33.90	PTR	cp3.markum.net
84.51.33.90	A	aegeansoul.com
84.51.33.90	A	mail.alanyadialysis.com
84.51.33.91	A	mail.merdinlerbilgisayar.com
84.51.33.92	PTR	cp4.markum.net
84.51.33.92	A	lifehairkonya.com
84.51.33.92	A	oztasotomasyon.com
84.51.33.93	PTR	cp4.markum.net
84.51.33.98	PTR	ixir.ixir.co
84.51.33.99	PTR	ixir.ixir.co
84.51.33.102	A+PTR	mail-st-2.markum.net
84.51.33.106	PTR	tayfundeger.tayfundeger.com
84.51.33.106	A	tolgaanit.com
84.51.33.106	A	cozumpark.net
84.51.33.118	A+PTR	tst-tamsan-mx1.tst-tamsan.com
84.51.33.119	PTR	tst-tamsan-mx1.tst-tamsan.com
84.51.33.120	PTR	softxbilggisayar.com
84.51.33.120	A	tst-tamsan.com
84.51.33.121	PTR	softxbilggisayar.com
84.51.33.125	PTR	isotlar.isotlar.com.tr
84.51.33.132	PTR	firsatpostasi.firsatpostasi.com
84.51.33.146	PTR	121metre.121metre.com
84.51.33.146	A	mail.fuagramedya.com
84.51.33.146	A	dulcolax.com.tr
84.51.33.150	PTR	nanicesko.nanicesko.com
84.51.33.162	PTR	jp.jp.com.tr
84.51.33.177	A	kartusal.com
84.51.33.178	A	ns1.yilmazspot.net
84.51.33.178	A	yilmazspot.net
84.51.33.182	PTR	coskundogan.dortrenkyayincilik.com
84.51.33.183	PTR	coskundogan.dortrenkyayincilik.com
84.51.33.183	A	dortrenkplatform.com
84.51.33.183	A	mail.edufun.com.tr
84.51.33.186	PTR	mgez3.ekampusum.com
84.51.33.188	PTR	mempor.com
84.51.33.188	PTR	anadoluyazilim.anadoluyazilim.com
84.51.33.188	PTR	mempor.mempor.com
84.51.33.189	PTR	mempor.com
84.51.33.189	PTR	anadoluyazilim.anadoluyazilim.com
84.51.33.189	PTR	mempor.mempor.com
84.51.33.191	PTR	teknovizyon.teknovizyon.com
84.51.33.207	PTR	karma-evler.karma-evler.com
84.51.33.207	PTR	mgez.turkmarkatescil.com
84.51.33.207	PTR	ns1.turkmarkatescil.com
84.51.33.208	PTR	karma-evler.karma-evler.com
84.51.33.208	PTR	mgez.turkmarkatescil.com
84.51.33.208	PTR	ns1.turkmarkatescil.com
84.51.33.209	PTR	host-84-51-33-209.teletektelekom.com
84.51.33.219	A	mail.emintrans.com
84.51.33.219	A	emintrans.com
84.51.33.230	PTR	host-84-51-33-230.teletektelekom.com
84.51.33.235	A	linuxt1.markum.net
84.51.33.240	A+PTR	linuxt2.markum.net
84.51.33.243	PTR	gokceada.gokceada17.net
84.51.33.244	PTR	gokceada.gokceada17.net
84.51.33.247	A	offerty.markum.net
84.51.33.248	A	offerty.com
84.51.33.248	A	mail.konutmagazin.com
84.51.33.248	A	mail.kredimax.com
84.51.33.250	PTR	sadecepaket.sadecepaket.com
84.51.33.251	PTR	sadecepaket.sadecepaket.com