Robtex

Up: 87.254.128.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 87.254.128.0/23
Down right: 87.254.130.0/23

IP	Type	Hostname
87.254.128.90	A	mail1.at-tmn.ru
87.254.130.153	A+PTR	fora-nat.gtng.ru
87.254.130.154	A	mail.gtng.ru
87.254.130.155	PTR	ns2.gtng.ru
87.254.130.155	A	gtng.ru
87.254.130.155	A	xn--80afahaaqc0blaimo5af7a8o.xn--p1ai
87.254.131.34	A	ns2.tyumbit.ru