Robtex

Up: 101.100.248.0/21
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Down left: 101.100.248.0/23
Down right: 101.100.250.0/23

IP	Type	Hostname
101.100.248.0	PTR	101-100-248-0.vectorcommunications.net.nz
101.100.249.0	PTR	101-100-249-0.vectorcommunications.net.nz
101.100.249.122	PTR	101-100-249-122.vectorcommunications.net.nz
101.100.250.0	PTR	101-100-250-0.vectorcommunications.net.nz
101.100.251.0	PTR	101-100-251-0.vectorcommunications.net.nz