Robtex

Up: 77.121.8.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 77.121.8.0/23
Down right: 77.121.10.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
77.121.8.6	PTR	spu.volia.poltava.ua
77.121.8.6	A	ns2.vityuk.pl.ua
77.121.8.8	PTR	ns.pl.volia.net
77.121.8.8	A	ns2.poisk.poltava.ua
77.121.8.8	A	mail.vityuk.pl.ua
77.121.8.9	PTR	mail.poisk.poltava.ua
77.121.8.45	A	host2.apetrenko.com
77.121.8.46	A	host1.apetrenko.com
77.121.8.108	PTR	unknown.pol.volia.net
77.121.8.108	A	r1.sn-8vap5-2a8e.googlevideo.com
77.121.8.109	PTR	unknown.pol.volia.net
77.121.8.109	A	r2.sn-8vap5-2a8e.googlevideo.com
77.121.9.13	A+PTR	dns.pol.volia.net
77.121.9.19	A+PTR	ns1.pol.volia.net
77.121.9.20	A+PTR	ns2.pol.volia.net
77.121.9.47	A	shortsness-fruition.volia.net
77.121.9.54	A	javelinly.impression.volia.net
77.121.10.110	PTR	skovorody-1.volia.poltava.ua
77.121.10.111	PTR	oktyabrskaya-50.volia.poltava.ua
77.121.11.2	PTR	poe.pl.ua
77.121.11.2	A	mx2.poe.pl.ua
77.121.11.7	A	nupp.edu.ua
77.121.11.7	A	pntu.edu.ua
77.121.11.7	A	www.pntu.edu.ua
77.121.11.12	A+PTR	mail.pntu.edu.ua
77.121.11.14	A	lib.pntu.edu.ua
77.121.11.20	PTR	unknown.pol.volia.net
77.121.11.22	A	mail.pdaa.com.ua
77.121.11.23	A+PTR	mail.pdaa.edu.ua
77.121.11.23	A	www.pdaa.edu.ua
77.121.11.23	A	ns.pdaa.edu.ua
77.121.11.24	A	mail2.astera.com.ua
77.121.11.26	A	promel.net.ua
77.121.11.26	A	gigamax.com.ua
77.121.11.26	A	teplomontazh.biz
77.121.11.27	PTR	uspp.poltava.ua
77.121.11.30	A+PTR	mail.pnpu.edu.ua
77.121.11.30	A	lib.pnpu.edu.ua
77.121.11.33	A	poltavagaz.com.ua
77.121.11.44	PTR	poltavagaz.com.ua
77.121.11.44	A	mail.poltavagaz.com.ua
77.121.11.50	A	www.mcn.pl.ua
77.121.11.50	A	www.pn.pl.ua
77.121.11.50	A	pn.pl.ua
77.121.11.56	PTR	mail.leluk.org.ua
77.121.11.56	A	leluk.org.ua
77.121.11.56	A	mail.energolife.info
77.121.11.58	PTR	mail.promel.com.ua
77.121.11.62	A	trubo-chist.com
77.121.11.62	A	vityuk.pl.ua
77.121.11.62	A	poisk.poltava.ua
77.121.11.69	A	stat.tisa.pl.ua
77.121.11.70	A	biz-consalt.com
77.121.11.71	A	uets.com.ua
77.121.11.71	A	thousandness.cooker.volia.net
77.121.11.72	A	mail.biz-consalt.com
77.121.11.86	PTR	mx.uubx.com.ua
77.121.11.86	A	smtp.uub.com.ua
77.121.11.86	A	www.uubx.com.ua
77.121.11.242	A+PTR	rada-poltava.gov.ua
77.121.11.242	A	www.rada-poltava.gov.ua
77.121.11.250	PTR	distar.com.ua
77.121.11.250	A	www.adtns.us
77.121.11.250	A	profidiam.com
77.121.11.255	A	galvanika.com.ua