Robtex

Up: 83.149.48.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 83.149.52.0/23
Down right: 83.149.54.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
83.149.52.48	A	ana.speedtest-dvf.megafon.ru
83.149.52.48	A	khb.speedtest-dvf.megafon.ru
83.149.52.48	A	yus.speedtest-dvf.megafon.ru
83.149.52.77	A+PTR	ns2.megafondv.ru
83.149.52.99	A+PTR	www.megafondv.ru
83.149.52.99	A	megafondv.ru
83.149.52.99	A	special.megafondv.ru
83.149.52.107	A+PTR	mx2.megafondv.ru
83.149.52.108	A+PTR	mx3.megafondv.ru
83.149.53.77	A+PTR	ns1.megafondv.ru
83.149.53.86	A	sc.megafondv.ru