Robtex

Up: 66.187.192.0/21
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Down left: 66.187.192.0/23
Down right: 66.187.194.0/23

IP	Type	Hostname
66.187.192.100	A	ets-vladimer.ibsys.com
66.187.192.120	A	imss7gw001.ibsys.com
66.187.192.120	A	mail.ibsys.com
66.187.192.131	A+PTR	rac01.ibsys.com
66.187.192.132	A	rac02.ibsys.com
66.187.193.13	PTR	sus.ibsys.com
66.187.193.20	A+PTR	thoth.ibsys.com
66.187.193.22	A+PTR	campaigns.ibsys.com
66.187.194.203	PTR	194-203.ibsys.com
66.187.195.24	PTR	195-24.ibsys.com
66.187.195.50	PTR	195-50.ibsys.com
66.187.195.83	PTR	195-83.ibsys.com
66.187.195.98	PTR	195-98.ibsys.com
66.187.195.126	PTR	195-126.ibsys.com
66.187.195.133	PTR	195-133.ibsys.com
66.187.195.199	PTR	195-199.ibsys.com