Robtex

Up: 193.104.86.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 193.104.87.0/25
Down right: 193.104.87.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
193.104.87.18	A	ips.su
193.104.87.18	A	ipspay.ru
193.104.87.18	A	www.ipspay.ru
193.104.87.33	PTR	vh-wbap-04.sirena-travel.ru
193.104.87.33	A	booking.saratovairlines.ru
193.104.87.33	A	ticket.rusline.aero
193.104.87.34	A+PTR	vh-wbap-05.sirena-travel.ru
193.104.87.34	A	booking.angara.aero
193.104.87.34	A	booking.koltsovo.ru
193.104.87.36	PTR	www.foota.ru
193.104.87.36	A	leonardowiki.com
193.104.87.38	PTR	vh-wbap-02.sirena-travel.ru
193.104.87.38	A	booking.alrosa.aero
193.104.87.38	A	booking.nordstar.ru
193.104.87.39	PTR	vh-wbap-06.sirena-travel.ru
193.104.87.39	A	book.yamal.aero
193.104.87.39	A	booking.flyredwings.com
193.104.87.58	PTR	vv-webfe-01.sirena-travel.ru
193.104.87.58	A	booking.georgian-airways.com
193.104.87.58	A	private.sirena-travel.ru
193.104.87.62	PTR	vh-wbap-04.sirena-travel.ru
193.104.87.62	A	myairlines.ru
193.104.87.62	A	www.myairlines.ru
193.104.87.63	PTR	vv-webfe-01.sirena-travel.ru
193.104.87.63	A	mysirena.ru
193.104.87.65	PTR	vv-webfe-01.sirena-travel.ru
193.104.87.76	A+PTR	secure.sirena-travel.ru
193.104.87.78	PTR	secure.ucs.su
193.104.87.79	A+PTR	secure.sirena-travel.ru
193.104.87.91	A+PTR	mail.send.agent.ru
193.104.87.91	A	send.agent.ru
193.104.87.92	PTR	www.agent.ru
193.104.87.92	A	www.agent.kg
193.104.87.92	A	avia.salam.kg
193.104.87.168	A+PTR	booking.scat.kz
193.104.87.169	A+PTR	booking.izhavia.su
193.104.87.170	A+PTR	booking.ak-krasavia.ru
193.104.87.201	A+PTR	ns4.sirena-travel.ru
193.104.87.250	PTR	tsd-03.sirena-travel.ru
193.104.87.250	A	tsd.sirena-travel.ru
193.104.87.251	A	ts.sirena-travel.ru