Robtex

Up: 192.228.28.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 192.228.29.0/25
Down right: 192.228.29.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.228.29.0	PTR	network.vserv.tor.cira.ca
192.228.29.1	PTR	www.cira.ca
192.228.29.1	A	www.d-zone.ca
192.228.29.1	A	prd-www-01.corp.cira.ca
192.228.29.2	A+PTR	whois.cira.ca
192.228.29.2	A	whois.tor.cira.ca
192.228.29.3	A	admin.cira.ca
192.228.29.4	PTR	rarweb.tor.cira.ca
192.228.29.4	A	rarweb.cira.ca
192.228.29.5	A+PTR	rarxml.tor.cira.ca
192.228.29.6	A+PTR	ro.tor.cira.ca
192.228.29.6	A	ro.cira.ca
192.228.29.7	A+PTR	tbr.tor.cira.ca
192.228.29.7	A	tbr.cira.ca
192.228.29.9	A+PTR	elections.tor.cira.ca
192.228.29.10	PTR	stats.tor.cira.ca
192.228.29.10	A	stats.cira.ca
192.228.29.11	PTR	advisories.tor.cira.ca
192.228.29.11	A	advisories.cira.ca
192.228.29.12	PTR	agm.tor.cira.ca
192.228.29.12	A	agm.cira.ca
192.228.29.13	PTR	blog.cira.ca
192.228.29.14	PTR	search.cira.ca
192.228.29.16	A	acei.ca
192.228.29.16	A	www.acei.ca
192.228.29.16	A	louislumiere.ca
192.228.29.17	A+PTR	mail.cira.ca
192.228.29.17	A	mail.d-zone.ca
192.228.29.28	A	mx2.netizen.com.ar
192.228.29.30	A	mx1.k2productora.com.ar
192.228.29.33	A	mx4.fbpropiedades.com.ar
192.228.29.44	A	whois.ca.fury.ca
192.228.29.49	A+PTR	join.cira.ca
192.228.29.49	A	cdn.cira.ca
192.228.29.50	PTR	membres.acei.ca
192.228.29.51	PTR	dnsmon.cira.ca
192.228.29.52	A+PTR	aceiadhesion.ca
192.228.29.52	A+PTR	ciramembership.ca
192.228.29.52	A+PTR	member.cira.ca
192.228.29.53	A+PTR	membre.acei.ca
192.228.29.53	A	membres.acei.ca
192.228.29.54	A+PTR	aga.acei.ca
192.228.29.55	A	services.cira.ca
192.228.29.56	A	ciraelections.ca
192.228.29.56	A	aceiadhesion.ca
192.228.29.56	A	ciramembership.ca
192.228.29.81	A	hamiltonabogados.es