Robtex

Up: 23.92.0.0/15
Can't show all results, try to descend to a more specific CIDR
Down left: 23.93.0.0/17
Down right: 23.93.128.0/17

IP	Type	Hostname
23.93.0.0	PTR	23-93-0-0.dsl.dynamic.sonic.net
23.93.0.5	A+PTR	23-93-0-5.dsl.dynamic.sonic.net
23.93.0.7	A+PTR	23-93-0-7.dsl.dynamic.sonic.net
23.93.0.72	A	23-93-0-72.dsl.dynamic.sonic.net
23.93.0.76	A	23-93-0-76.dsl.dynamic.sonic.net
23.93.5.2	A+PTR	23-93-5-2.dsl.dynamic.sonic.net
23.93.10.2	PTR	23-93-10-2.dsl.dynamic.sonic.net
23.93.11.2	A+PTR	23-93-11-2.dsl.dynamic.sonic.net
23.93.13.162	A+PTR	23-93-13-162.dsl.dynamic.sonic.net
23.93.19.2	A+PTR	23-93-19-2.dsl.dynamic.sonic.net
23.93.25.2	A+PTR	23-93-25-2.dsl.dynamic.sonic.net
23.93.32.2	A+PTR	23-93-32-2.dsl.dynamic.sonic.net
23.93.32.128	A+PTR	23-93-32-128.dsl.dynamic.sonic.net
23.93.32.128	A	coffeetrip.com
23.93.102.142	PTR	23-93-102-142.dsl.dynamic.sonic.net
23.93.242.27	A+PTR	23-93-242-27.dsl.dynamic.sonic.net
23.93.255.255	PTR	23-93-255-255.dsl.dynamic.sonic.net