Robtex

Up: 27.0.56.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 27.0.56.0/23
Down right: 27.0.58.0/23

IP	Type	Hostname
27.0.56.0	PTR	0.56.0.27-rev.gponasia.com
27.0.56.255	PTR	255.56.0.27-rev.gponasia.com
27.0.57.0	PTR	0.57.0.27-rev.gponasia.com
27.0.57.59	PTR	59-57-0-27.vasaicable.co.in
27.0.57.232	PTR	232-57-0-27.vasaicable.co.in
27.0.58.0	PTR	0.58.0.27-rev.gponasia.com
27.0.58.118	PTR	118-58-0-27.vasaicable.co.in
27.0.58.158	PTR	158-58-0-27.vasaicable.co.in
27.0.58.255	PTR	255.58.0.27-rev.gponasia.com
27.0.59.70	PTR	70-59-0-27.vasaicable.co.in
27.0.59.139	PTR	139-59-0-27.vasaicable.co.in
27.0.59.157	PTR	157.59.0.27-rev.gponasia.com
27.0.59.213	PTR	213-59-0-27.vasaicable.co.in
27.0.59.255	PTR	255.59.0.27-rev.gponasia.com