Robtex

Up: 84.51.26.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 84.51.27.0/25
Down right: 84.51.27.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
84.51.27.18	PTR	ns1.pronsa.com
84.51.27.19	PTR	ns2.pronsa.com
84.51.27.20	PTR	mail.pronsa.com
84.51.27.24	A	dilkobakirkoy.com
84.51.27.27	PTR	mail.pronsa.com.tr
84.51.27.58	PTR	mail.hakan.com.tr
84.51.27.58	A	saruhangrubu.com
84.51.27.58	A	ns1.saruhangrubu.com
84.51.27.66	PTR	host-84-51-27-66.teletektelekom.com
84.51.27.66	A	webiki.albil.com.tr
84.51.27.66	A	varaka.com.tr
84.51.27.71	A+PTR	bir.albil.web.tr
84.51.27.71	A	tvnet.pt
84.51.27.71	A	www.tvnet.pt
84.51.27.72	A+PTR	iki.albil.web.tr
84.51.27.72	A	img.yenisafak.com
84.51.27.72	A	cdn.yenisafak.com.tr
84.51.27.73	PTR	host-84-51-27-73.teletektelekom.com
84.51.27.75	PTR	host-84-51-27-75.teletektelekom.com
84.51.27.75	A	bes.albil.net
84.51.27.75	A	web1.albil.com.tr
84.51.27.76	PTR	host-84-51-27-76.teletektelekom.com
84.51.27.76	A	alti.albil.net
84.51.27.79	PTR	host-84-51-27-79.teletektelekom.com
84.51.27.86	PTR	host-84-51-27-86.teletektelekom.com
84.51.27.88	PTR	host-84-51-27-88.teletektelekom.com
84.51.27.138	PTR	host-84-51-27-138.teletektelekom.com
84.51.27.138	A	mail.yunuskoyu.com
84.51.27.138	A	mail.iklimlendir.com
84.51.27.144	A	kaloristar.com.tr
84.51.27.144	A	kalorinibil.com
84.51.27.144	A	kalorimibil.com
84.51.27.145	PTR	host-84-51-27-145.teletektelekom.com
84.51.27.145	A	beevents.com.tr
84.51.27.146	PTR	0ve1.com
84.51.27.146	A	beestates.com.tr
84.51.27.146	A	bespoke.com.tr
84.51.27.147	PTR	host-84-51-27-147.teletektelekom.com
84.51.27.147	A	begifts.com.tr
84.51.27.147	A	membershiprewards.com.tr
84.51.27.148	A	seyahatkampanyasi.com
84.51.27.175	PTR	host-84-51-27-175.teletektelekom.com
84.51.27.176	PTR	host-84-51-27-176.teletektelekom.com
84.51.27.183	PTR	mail7.bultenmerkezi.com
84.51.27.184	PTR	host-84-51-27-184.teletektelekom.com
84.51.27.189	PTR	host-84-51-27-189.teletektelekom.com
84.51.27.191	PTR	host-84-51-27-191.teletektelekom.com
84.51.27.194	PTR	host-84-51-27-194.teletektelekom.com
84.51.27.194	A	bir.albil.com.tr
84.51.27.194	A	ns1.albil.web.tr
84.51.27.195	PTR	host-84-51-27-195.teletektelekom.com
84.51.27.195	A	web1.albil.com.tr
84.51.27.195	A	ns2.albil.web.tr
84.51.27.196	A+PTR	edge1.pirimedya.com
84.51.27.196	A+PTR	edge1.albil.com.tr
84.51.27.197	A+PTR	esc.albil.com.tr
84.51.27.197	A	esc.albil.net
84.51.27.198	A+PTR	edge2.pirimedya.com
84.51.27.198	A+PTR	edge2.albil.com.tr
84.51.27.199	PTR	host-84-51-27-199.teletektelekom.com
84.51.27.200	PTR	host-84-51-27-200.teletektelekom.com
84.51.27.207	PTR	host-84-51-27-207.teletektelekom.com
84.51.27.208	PTR	host-84-51-27-208.teletektelekom.com
84.51.27.215	PTR	host-84-51-27-215.teletektelekom.com
84.51.27.216	PTR	host-84-51-27-216.teletektelekom.com
84.51.27.218	PTR	postaci.pilli.com
84.51.27.218	A	sosyomat.net
84.51.27.223	PTR	host-84-51-27-223.teletektelekom.com
84.51.27.224	PTR	host-84-51-27-224.teletektelekom.com
84.51.27.227	PTR	host-84-51-27-227.teletektelekom.com
84.51.27.227	A	mail.rehberiniz.net
84.51.27.227	A	mail.filemagazin.com
84.51.27.228	PTR	host-84-51-27-228.teletektelekom.com
84.51.27.231	PTR	host-84-51-27-231.teletektelekom.com
84.51.27.232	PTR	host-84-51-27-232.teletektelekom.com
84.51.27.236	PTR	mail.ekerorme.com
84.51.27.236	PTR	mail.erenas.com
84.51.27.236	PTR	mail.erenmefrusat.com
84.51.27.237	PTR	host-84-51-27-237.teletektelekom.com
84.51.27.237	A	mdi-gulf.com
84.51.27.243	PTR	host-84-51-27-243.teletektelekom.com
84.51.27.243	A	suleymancetinsaya.com
84.51.27.247	PTR	host-84-51-27-247.teletektelekom.com