Robtex

Up: 77.223.80.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 77.223.84.0/23
Down right: 77.223.86.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
77.223.84.43	PTR	43.84.223.77.akado-ural.ru
77.223.84.239	PTR	239.84.223.77.akado-ural.ru
77.223.85.126	PTR	126.85.223.77.akado-ural.ru
77.223.85.165	PTR	165.85.223.77.akado-ural.ru
77.223.86.16	PTR	16.86.223.77.akado-ural.ru
77.223.86.80	PTR	80.86.223.77.akado-ural.ru
77.223.86.80	A	209-00-00.xn--p1ai
77.223.86.80	A	xn----8sbpmkpb2al5a7h.xn--p1ai
77.223.87.1	PTR	1.87.223.77.akado-ural.ru
77.223.87.2	PTR	2.87.223.77.akado-ural.ru
77.223.87.7	PTR	7.87.223.77.akado-ural.ru
77.223.87.10	PTR	10.87.223.77.akado-ural.ru
77.223.87.12	PTR	12.87.223.77.akado-ural.ru
77.223.87.13	PTR	13.87.223.77.akado-ural.ru
77.223.87.16	PTR	16.87.223.77.akado-ural.ru
77.223.87.18	PTR	18.87.223.77.akado-ural.ru
77.223.87.29	PTR	29.87.223.77.akado-ural.ru
77.223.87.34	PTR	34.87.223.77.akado-ural.ru
77.223.87.35	PTR	35.87.223.77.akado-ural.ru
77.223.87.42	PTR	42.87.223.77.akado-ural.ru
77.223.87.46	PTR	46.87.223.77.akado-ural.ru
77.223.87.49	PTR	49.87.223.77.akado-ural.ru
77.223.87.50	PTR	50.87.223.77.akado-ural.ru
77.223.87.54	PTR	54.87.223.77.akado-ural.ru
77.223.87.58	PTR	58.87.223.77.akado-ural.ru
77.223.87.60	PTR	60.87.223.77.akado-ural.ru
77.223.87.65	PTR	65.87.223.77.akado-ural.ru
77.223.87.66	PTR	66.87.223.77.akado-ural.ru
77.223.87.69	PTR	69.87.223.77.akado-ural.ru
77.223.87.70	PTR	70.87.223.77.akado-ural.ru
77.223.87.74	PTR	74.87.223.77.akado-ural.ru
77.223.87.77	PTR	77.87.223.77.akado-ural.ru
77.223.87.77	A	gmb.su
77.223.87.80	PTR	80.87.223.77.akado-ural.ru
77.223.87.83	PTR	83.87.223.77.akado-ural.ru
77.223.87.86	PTR	86.87.223.77.akado-ural.ru
77.223.87.90	PTR	90.87.223.77.akado-ural.ru
77.223.87.102	PTR	102.87.223.77.akado-ural.ru
77.223.87.104	PTR	104.87.223.77.akado-ural.ru
77.223.87.105	PTR	105.87.223.77.akado-ural.ru
77.223.87.111	PTR	111.87.223.77.akado-ural.ru
77.223.87.112	PTR	112.87.223.77.akado-ural.ru
77.223.87.113	PTR	113.87.223.77.akado-ural.ru
77.223.87.122	PTR	122.87.223.77.akado-ural.ru
77.223.87.123	PTR	123.87.223.77.akado-ural.ru
77.223.87.129	PTR	129.87.223.77.akado-ural.ru
77.223.87.134	PTR	134.87.223.77.akado-ural.ru
77.223.87.136	PTR	136.87.223.77.akado-ural.ru
77.223.87.137	PTR	137.87.223.77.akado-ural.ru
77.223.87.140	PTR	140.87.223.77.akado-ural.ru
77.223.87.141	PTR	141.87.223.77.akado-ural.ru
77.223.87.151	PTR	151.87.223.77.akado-ural.ru
77.223.87.164	PTR	164.87.223.77.akado-ural.ru
77.223.87.166	PTR	166.87.223.77.akado-ural.ru
77.223.87.169	PTR	169.87.223.77.akado-ural.ru
77.223.87.177	PTR	177.87.223.77.akado-ural.ru
77.223.87.183	PTR	183.87.223.77.akado-ural.ru
77.223.87.186	PTR	186.87.223.77.akado-ural.ru
77.223.87.188	PTR	188.87.223.77.akado-ural.ru
77.223.87.189	PTR	189.87.223.77.akado-ural.ru
77.223.87.190	PTR	190.87.223.77.akado-ural.ru
77.223.87.192	PTR	192.87.223.77.akado-ural.ru
77.223.87.195	PTR	195.87.223.77.akado-ural.ru
77.223.87.196	PTR	196.87.223.77.akado-ural.ru
77.223.87.198	PTR	198.87.223.77.akado-ural.ru
77.223.87.200	PTR	200.87.223.77.akado-ural.ru
77.223.87.202	PTR	202.87.223.77.akado-ural.ru
77.223.87.204	PTR	204.87.223.77.akado-ural.ru
77.223.87.205	PTR	205.87.223.77.akado-ural.ru
77.223.87.219	PTR	219.87.223.77.akado-ural.ru
77.223.87.221	PTR	221.87.223.77.akado-ural.ru
77.223.87.226	PTR	226.87.223.77.akado-ural.ru
77.223.87.234	PTR	234.87.223.77.akado-ural.ru
77.223.87.235	PTR	235.87.223.77.akado-ural.ru
77.223.87.237	PTR	237.87.223.77.akado-ural.ru
77.223.87.245	PTR	245.87.223.77.akado-ural.ru
77.223.87.250	PTR	250.87.223.77.akado-ural.ru
77.223.87.251	PTR	251.87.223.77.akado-ural.ru