Robtex

Up: 77.244.0.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 77.244.16.0/21
Down right: 77.244.24.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
77.244.16.0	PTR	77-244-16-0.westcall.net
77.244.16.18	PTR	onyma-ap1.spbcity.net
77.244.16.33	PTR	77-244-16-33.westcall.net
77.244.16.66	PTR	77-244-16-66.westcall.net
77.244.16.81	PTR	77-244-16-81.westcall.net
77.244.16.98	PTR	77-244-16-98.westcall.net
77.244.16.113	PTR	77-244-16-113.westcall.net
77.244.16.114	PTR	77-244-16-114.westcall.net
77.244.16.128	PTR	77-244-16-128.westcall.net
77.244.16.131	PTR	77-244-16-131.westcall.net
77.244.16.145	PTR	77-244-16-145.westcall.net
77.244.16.195	PTR	77-244-16-195.westcall.net
77.244.16.208	PTR	www.yuka.spb.ru
77.244.16.224	PTR	77-244-16-224.westcall.net
77.244.16.227	PTR	77-244-16-227.westcall.net
77.244.16.241	PTR	77-244-16-241.westcall.net
77.244.16.242	PTR	77-244-16-242.westcall.net
77.244.17.20	A	illan-gifts.ru
77.244.17.21	A	illan.ru
77.244.17.21	A	www.illan.ru
77.244.17.23	A	www.illan-gifts.ru
77.244.17.74	A	112.spb.su
77.244.17.142	A	r3.sn-fxnuj5aa-axql.googlevideo.com
77.244.17.211	A+PTR	mail.bella-spb.ru
77.244.17.242	A	exchange.mdistribution.ru
77.244.18.61	A	ppu.su
77.244.19.1	PTR	77-244-19-1.westcall.net
77.244.19.34	A	mail.eltete-spb.ru
77.244.19.64	PTR	77-244-19-64.westcall.net
77.244.19.65	PTR	77-244-19-65.westcall.net
77.244.19.67	PTR	77-244-19-67.westcall.net
77.244.19.128	PTR	77-244-19-128.westcall.net
77.244.19.142	A	sareptamill.com
77.244.19.142	A	www.vblc.ru
77.244.19.142	A	amanaosho.ru
77.244.19.145	PTR	77-244-19-145.westcall.net
77.244.19.145	A	gmgs.ru
77.244.19.162	A	scarlett-store.ru
77.244.19.194	PTR	77-244-19-194.westcall.net
77.244.20.0	PTR	77-244-20-0.westcall.net
77.244.20.1	PTR	77-244-20-1.westcall.net
77.244.20.17	PTR	77-244-20-17.westcall.net
77.244.20.35	PTR	mail.mva.su
77.244.20.83	PTR	77-244-20-83.westcall.net
77.244.20.88	A	mail.kosynth.com
77.244.20.88	A	kosynth.com
77.244.20.114	PTR	77-244-20-114.westcall.net
77.244.20.115	PTR	77-244-20-115.westcall.net
77.244.20.161	PTR	77-244-20-161.westcall.net
77.244.20.178	PTR	77-244-20-178.westcall.net
77.244.20.194	PTR	77-244-20-194.westcall.net
77.244.20.214	A	mail.tkbpw.com
77.244.20.224	PTR	77-244-20-224.westcall.net
77.244.20.244	A	mail.sanfit.ru
77.244.20.244	A	sanfit.ru
77.244.20.244	A	www.sanfit.ru
77.244.20.246	A	www.info-mednikov.ru
77.244.21.3	PTR	77-244-21-3.westcall.net
77.244.21.7	PTR	77-244-21-7.westcall.net
77.244.21.32	PTR	77-244-21-32.westcall.net
77.244.21.41	PTR	77-244-21-41.westcall.net
77.244.21.48	PTR	77-244-21-48.westcall.net
77.244.21.82	PTR	77-244-21-82.westcall.net
77.244.21.82	A	ns1.tt-voskhod.ru
77.244.21.83	A	mail.tt-voskhod.ru
77.244.21.83	A	www.tt-voskhod.ru
77.244.21.83	A	tt-voskhod.ru
77.244.21.90	PTR	77-244-21-90.westcall.net
77.244.21.98	A+PTR	mail.klimov.ru
77.244.21.98	A	fw.klimov.ru
77.244.21.98	A	gw.klimov.ru
77.244.21.125	PTR	77-244-21-125.westcall.net
77.244.21.155	PTR	77-244-21-155.westcall.net
77.244.21.155	A	serv.britania.ru
77.244.21.165	PTR	77-244-21-165.westcall.net
77.244.21.165	A	ns2.ncloudtech.ru
77.244.21.165	A	dc2.ncloudtech.ru
77.244.22.43	A+PTR	mail.merlett.su
77.244.22.84	PTR	77-244-22-84.westcall.net
77.244.22.84	A	spb.rss.ru
77.244.22.84	A	piters.spb.rss.ru
77.244.22.127	PTR	77-244-22-127.westcall.net
77.244.22.128	PTR	77-244-22-128.westcall.net
77.244.22.142	PTR	77-244-22-142.westcall.net
77.244.22.171	A	mail.nordt.ru
77.244.22.172	A+PTR	mail.tkdelexpress.ru
77.244.22.173	A	mail.auto-deks.ru
77.244.22.174	A	mail.dellogistic.ru
77.244.22.178	PTR	77-244-22-178.westcall.net
77.244.22.179	PTR	77-244-22-179.westcall.net
77.244.22.184	PTR	77-244-22-184.westcall.net
77.244.22.194	PTR	77-244-22-194.westcall.net
77.244.22.194	A	finezapuerta.com
77.244.22.234	A	mail.graficam.ru
77.244.22.234	A	mail.premier-neva.ru
77.244.24.2	A	spbvedomosti.ru
77.244.24.26	PTR	77-244-24-26.westcall.net
77.244.24.26	A	inet-kniga.ru
77.244.24.26	A	www.inet-kniga.ru
77.244.24.46	PTR	77-244-24-46.westcall.net
77.244.24.46	A	realdeluxe.ru
77.244.24.123	PTR	77-244-24-123.westcall.net
77.244.24.123	A	koronovirus.site
77.244.24.123	A	www.koronovirus.site
77.244.24.177	A	ns3.monolit.com
77.244.24.242	PTR	77-244-24-242.westcall.net
77.244.24.242	A	mobila.shop
77.244.24.242	A	www.meizu.express
77.244.24.243	PTR	77-244-24-243.westcall.net
77.244.25.106	A	usta.spb.ru
77.244.26.125	PTR	77-244-26-125.westcall.net
77.244.27.72	PTR	77-244-27-72.westcall.net
77.244.27.72	A	prime-tele2.ru
77.244.27.109	PTR	77-244-27-109.westcall.net
77.244.27.130	PTR	77-244-27-130.westcall.net
77.244.27.130	A	zasvetom.ru
77.244.27.228	A	mail1.lwkp.ru