Robtex

Up: 77.239.80.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 77.239.80.0/23
Down right: 77.239.82.0/23

IP	Type	Hostname
77.239.80.44	PTR	044-80.telrad.net
77.239.80.48	PTR	048-80.telrad.net
77.239.80.68	PTR	068-80.telrad.net
77.239.80.141	PTR	141-80.telrad.net
77.239.80.214	PTR	214-80.telrad.net
77.239.81.61	PTR	061-81.telrad.net
77.239.81.196	PTR	196-81.telrad.net
77.239.81.226	PTR	226-81.telrad.net
77.239.82.106	PTR	106-82.telrad.net
77.239.82.147	PTR	147-82.telrad.net
77.239.82.152	PTR	152-82.telrad.net
77.239.82.251	PTR	251-82.telrad.net
77.239.83.3	PTR	003-83.telrad.net
77.239.83.5	PTR	005-83.telrad.net
77.239.83.9	PTR	009-83.telrad.net
77.239.83.20	PTR	020-83.telrad.net
77.239.83.23	PTR	023-83.telrad.net
77.239.83.24	PTR	024-83.telrad.net
77.239.83.26	PTR	026-83.telrad.net
77.239.83.28	PTR	028-83.telrad.net
77.239.83.29	PTR	029-83.telrad.net
77.239.83.33	PTR	033-83.telrad.net
77.239.83.34	PTR	034-83.telrad.net
77.239.83.47	PTR	047-83.telrad.net
77.239.83.50	PTR	050-83.telrad.net
77.239.83.57	PTR	057-83.telrad.net
77.239.83.66	PTR	066-83.telrad.net
77.239.83.70	PTR	070-83.telrad.net
77.239.83.72	PTR	072-83.telrad.net
77.239.83.80	PTR	080-83.telrad.net
77.239.83.82	PTR	082-83.telrad.net
77.239.83.85	PTR	085-83.telrad.net
77.239.83.95	PTR	095-83.telrad.net
77.239.83.96	PTR	096-83.telrad.net
77.239.83.97	PTR	097-83.telrad.net
77.239.83.98	PTR	098-83.telrad.net
77.239.83.99	PTR	099-83.telrad.net
77.239.83.100	PTR	100-83.telrad.net
77.239.83.106	PTR	106-83.telrad.net
77.239.83.109	PTR	109-83.telrad.net
77.239.83.119	PTR	119-83.telrad.net
77.239.83.127	PTR	127-83.telrad.net
77.239.83.130	PTR	130-83.telrad.net
77.239.83.131	PTR	131-83.telrad.net
77.239.83.132	PTR	132-83.telrad.net
77.239.83.138	PTR	138-83.telrad.net
77.239.83.142	PTR	142-83.telrad.net
77.239.83.144	PTR	144-83.telrad.net
77.239.83.145	PTR	145-83.telrad.net
77.239.83.146	PTR	146-83.telrad.net
77.239.83.149	PTR	149-83.telrad.net
77.239.83.152	PTR	152-83.telrad.net
77.239.83.156	PTR	156-83.telrad.net
77.239.83.163	PTR	163-83.telrad.net
77.239.83.164	PTR	164-83.telrad.net
77.239.83.168	PTR	168-83.telrad.net
77.239.83.169	PTR	169-83.telrad.net
77.239.83.182	PTR	182-83.telrad.net
77.239.83.191	PTR	191-83.telrad.net
77.239.83.194	PTR	194-83.telrad.net
77.239.83.196	PTR	196-83.telrad.net
77.239.83.197	PTR	197-83.telrad.net
77.239.83.205	PTR	205-83.telrad.net
77.239.83.214	PTR	214-83.telrad.net
77.239.83.221	PTR	221-83.telrad.net
77.239.83.229	PTR	229-83.telrad.net
77.239.83.230	PTR	230-83.telrad.net
77.239.83.233	PTR	233-83.telrad.net
77.239.83.236	PTR	236-83.telrad.net
77.239.83.237	PTR	237-83.telrad.net
77.239.83.244	PTR	244-83.telrad.net
77.239.83.246	PTR	246-83.telrad.net
77.239.83.254	PTR	254-83.telrad.net