Robtex

Up: 199.71.52.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 199.71.52.0/25
Down right: 199.71.52.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
199.71.52.25	A+PTR	burksfallslibrary.com
199.71.52.25	PTR	bfn.olsn.ca
199.71.52.25	A+PTR	www.ontariopubliclibraryguidelines.ca
199.71.52.26	A+PTR	olsnweb.olsn.ca
199.71.52.27	A+PTR	autodiscover.olsn.ca
199.71.52.27	A+PTR	mail.olsn.ca
199.71.52.27	A	olsnmail.olsn.ca
199.71.52.28	A+PTR	olsnts.olsn.ca
199.71.52.254	PTR	mail.olsn.ca