Robtex

Up: 88.87.0.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 88.87.0.0/24
Down right: 88.87.1.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
88.87.0.2	PTR	ns.magibg.com
88.87.0.2	A	ns2.kris-r.com
88.87.0.2	A	ns2.sinanovi.com
88.87.0.5	A	spnet-telnet.telnet.bg
88.87.0.6	A	telnet-spnet.telnet.bg
88.87.0.10	PTR	vt-peering-n.telnet.bg
88.87.0.32	PTR	forums.magibg.com
88.87.0.114	A+PTR	callcenter.telnet.bg
88.87.0.122	A	www.hoteliinfo.com
88.87.0.122	A	host1.radibase.com
88.87.0.122	A	mail.apollo-bg.com
88.87.0.129	A	vpn.magibg.com
88.87.0.130	PTR	magibg.com
88.87.0.133	A+PTR	magibg.net
88.87.0.133	A	ns.magibg.net
88.87.0.139	A	azeroth.magibg.com
88.87.0.146	A+PTR	hosting2.telnet.bg
88.87.0.147	A	corp.telnet.bg
88.87.0.154	A+PTR	helper.telnet.bg
88.87.0.156	A	voip.telnet.bg
88.87.0.158	A+PTR	mail.gorna.net
88.87.0.158	A	mail.turnovo.net
88.87.0.158	A	mail.go-link.net
88.87.0.160	PTR	host4.telnet.bg
88.87.0.160	A	ns1.kreposta.com
88.87.0.160	A	cityinvestbg.com
88.87.0.164	A	metaldetector-fau.com
88.87.0.165	PTR	camera-go.telnet.bg
88.87.0.168	A+PTR	forum.gorna.net
88.87.0.168	A	cs.telnet.bg
88.87.0.168	A	go-link.net
88.87.0.171	PTR	ns.go-link.net
88.87.0.181	PTR	host6.telnet.bg
88.87.0.181	A	ns1.telnetbg.net
88.87.0.181	A	ns1.xn--e1aariwe.net
88.87.0.184	PTR	host4.telnet.bg
88.87.0.184	A	mail.xn--80aacorabv4b0a1at2j.com
88.87.0.184	A	ns1.ocean-foods.com
88.87.0.187	A+PTR	iptv.telnet.bg
88.87.0.191	A	ns.deepseek.net
88.87.0.192	A+PTR	host5.telnet.bg
88.87.0.192	A	ns2.faber-bg.com
88.87.0.192	A	ns2.sortovi-semena.com
88.87.0.194	A	tmk.telnet.bg
88.87.0.198	A	transit.telnet.bg
88.87.0.204	PTR	host3.telnet.bg
88.87.0.204	A	mail.villa-maximus.com
88.87.0.204	A	mail.primablok.com
88.87.0.206	A+PTR	mail.bgsec.org
88.87.0.206	A	www.bgsec.org
88.87.0.206	A	bgsec.org
88.87.0.208	A+PTR	www.maimundere.net
88.87.0.208	A	maimundere.net
88.87.0.208	A	mail.maimundere.net
88.87.0.212	PTR	host1.telnet.bg
88.87.0.212	A	mail.ekzotika-kosevi.com
88.87.0.212	A	ns.elena-vt.com
88.87.0.224	A+PTR	host2.telnet.bg
88.87.0.224	A	mail.myhostbg.com
88.87.0.224	A	www.myhostbg.com
88.87.0.227	PTR	host7.telnet.bg
88.87.0.227	A	mail.emveco-industrial.com
88.87.0.227	A	kakvoima.com
88.87.0.228	PTR	host8.telnet.bg
88.87.0.228	A	mail.bulgarianlessons.eu
88.87.0.228	A	mail.sunnyhills-bg.com
88.87.1.3	PTR	www.iss-bg.org
88.87.1.4	PTR	c.telnet.bg
88.87.1.6	A+PTR	home.rally-club.net
88.87.1.6	A	mail.rally-club.net
88.87.1.6	A	ns2.rally-club.net
88.87.1.41	A+PTR	sganteam.mooo.com
88.87.1.42	A	antinsbop.magibg.com
88.87.1.230	A	mail.aikidobg.com
88.87.1.230	A	velev.biz
88.87.1.230	A	ns.velev.biz