Robtex

Up: 89.215.0.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 89.215.0.0/22
Down right: 89.215.4.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
89.215.0.0	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.0.121	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.0.142	A	2073213329.ddns-lan.pl.ekk.bg
89.215.0.211	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.1.9	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.1.18	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.1.32	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.1.49	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.1.75	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.1.177	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.1.192	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.1.219	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.1.226	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.1.234	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.3.67	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.3.67	A	www.bulgarluk.com
89.215.3.142	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.3.193	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.3.225	A	xn--80aawibebdutmz9d.org
89.215.3.225	A	xn--80adicm6ajbhn.com
89.215.3.225	A	svetlio.org
89.215.4.64	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.4.137	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.4.175	A	2072976993.ddns-lan.pl.ekk.bg
89.215.5.8	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.6.54	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.6.245	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.6.245	A	2073675928.ddns-lan.pl.ekk.bg
89.215.6.251	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.6.251	A	www.demiprint.com
89.215.6.251	A	demiprint.com
89.215.7.17	PTR	unknown.ddns-lan.pl.ekk.bg
89.215.7.24	PTR	89-215-7-24.2073002396.ddns-lan.pl.ekk.bg
89.215.7.201	PTR	unknown.ddns-lan.pl.ekk.bg