Robtex

Up: 149.226.0.0/15
Can't show all results, try to descend to a more specific CIDR
Down left: 149.227.0.0/17
Down right: 149.227.128.0/17

IP	Type	Hostname
149.227.0.4	A+PTR	lo0.cr2.hnr3.alter.net
149.227.0.22	A	gw3.ber3.alter.net
149.227.0.22	A	loopback0.gw3.ber3.alter.net
149.227.0.23	A	gw5.fft4.alter.net
149.227.16.17	PTR	ge-0-1-0.cr2.dtm1.alter.net
149.227.17.2	PTR	21.xe-4-0-0.sa2.fft3.alter.net
149.227.30.65	PTR	so-7-1-0.xt1.fft1.alter.net
149.227.34.38	A+PTR	smartbit.dtm3.alter.net
149.227.34.39	A	ixia.dtm3.alter.net
149.227.34.40	A	ipv6box.dtm3.alter.net
149.227.34.61	A	6b2.dtm3.alter.net