Robtex

Up: 66.90.40.0/21
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Down left: 66.90.40.0/23
Down right: 66.90.42.0/23

IP	Type	Hostname
66.90.40.21	PTR	node.smartcity.net
66.90.40.21	A	mail.celebrationsurgerycenter.com
66.90.40.32	PTR	node.smartcityon-line.com
66.90.40.46	PTR	node.smartcity.net
66.90.40.98	A	mail.fclf.org
66.90.40.105	PTR	node.smartcity.net
66.90.40.121	PTR	node.smartcity.net
66.90.40.145	PTR	node.smartcity.net
66.90.40.148	A	mail.legalaidocba.org
66.90.40.178	PTR	node.smartcity.net
66.90.40.230	PTR	node.smartcityon-line.com
66.90.43.36	PTR	node.smartcity.net
66.90.43.84	PTR	node.smartcity.net
66.90.43.98	PTR	node.smartcity.net
66.90.43.99	PTR	node.smartcity.net
66.90.43.118	PTR	node.smartcity.net
66.90.43.233	PTR	node.smartcityon-line.com