Robtex

Up: 27.51.64.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 27.51.64.0/21
Down right: 27.51.72.0/21

IP	Type	Hostname
27.51.64.30	A	27-51-64-30.adsl.fetnet.net
27.51.65.19	A+PTR	27-51-65-19.adsl.fetnet.net
27.51.65.97	A+PTR	27-51-65-97.adsl.fetnet.net
27.51.65.109	A	27-51-65-109.adsl.fetnet.net
27.51.65.229	A	27-51-65-229.adsl.fetnet.net
27.51.69.8	A	27-51-69-8.adsl.fetnet.net
27.51.69.83	PTR	27-51-69-83.adsl.fetnet.net
27.51.70.71	A+PTR	27-51-70-71.adsl.fetnet.net
27.51.74.81	A+PTR	27-51-74-81.adsl.fetnet.net
27.51.75.39	A	27-51-75-39.adsl.fetnet.net
27.51.76.56	A	27-51-76-56.adsl.fetnet.net
27.51.76.58	A	27-51-76-58.adsl.fetnet.net
27.51.76.69	A	27-51-76-69.adsl.fetnet.net
27.51.76.116	A+PTR	27-51-76-116.adsl.fetnet.net
27.51.79.5	A	27-51-79-5.adsl.fetnet.net