Robtex

Up: 74.42.84.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 74.42.86.0/24
Down right: 74.42.87.0/24

IP	Type	Hostname
74.42.86.2	A+PTR	static-74-42-86-2.dr01.chcg.il.frontiernet.net
74.42.86.6	A+PTR	static-74-42-86-6.dr01.chcg.il.frontiernet.net
74.42.86.13	A+PTR	static-74-42-86-13.dr01.chcg.il.frontiernet.net
74.42.86.15	A+PTR	static-74-42-86-15.dr01.chcg.il.frontiernet.net
74.42.86.24	A+PTR	static-74-42-86-24.dr01.chcg.il.frontiernet.net
74.42.86.41	A+PTR	static-74-42-86-41.dr01.chcg.il.frontiernet.net
74.42.86.42	A+PTR	static-74-42-86-42.dr01.chcg.il.frontiernet.net
74.42.86.54	A+PTR	static-74-42-86-54.dr01.chcg.il.frontiernet.net
74.42.86.58	A+PTR	static-74-42-86-58.dr01.chcg.il.frontiernet.net
74.42.86.60	A+PTR	static-74-42-86-60.dr01.chcg.il.frontiernet.net
74.42.86.65	A+PTR	static-74-42-86-65.dr01.chcg.il.frontiernet.net
74.42.86.82	A+PTR	static-74-42-86-82.dr01.chcg.il.frontiernet.net
74.42.86.85	A+PTR	static-74-42-86-85.dr01.chcg.il.frontiernet.net
74.42.86.90	A+PTR	static-74-42-86-90.dr01.chcg.il.frontiernet.net
74.42.86.107	A+PTR	static-74-42-86-107.dr01.chcg.il.frontiernet.net
74.42.86.108	A+PTR	static-74-42-86-108.dr01.chcg.il.frontiernet.net
74.42.86.110	A+PTR	static-74-42-86-110.dr01.chcg.il.frontiernet.net
74.42.86.111	A+PTR	static-74-42-86-111.dr01.chcg.il.frontiernet.net
74.42.86.121	A+PTR	static-74-42-86-121.dr01.chcg.il.frontiernet.net
74.42.86.124	A+PTR	static-74-42-86-124.dr01.chcg.il.frontiernet.net
74.42.86.127	A+PTR	static-74-42-86-127.dr01.chcg.il.frontiernet.net
74.42.86.135	A+PTR	static-74-42-86-135.dr01.chcg.il.frontiernet.net
74.42.86.139	A+PTR	static-74-42-86-139.dr01.chcg.il.frontiernet.net
74.42.86.152	A+PTR	static-74-42-86-152.dr01.chcg.il.frontiernet.net
74.42.86.159	A+PTR	static-74-42-86-159.dr01.chcg.il.frontiernet.net
74.42.86.174	A+PTR	static-74-42-86-174.dr01.chcg.il.frontiernet.net
74.42.86.189	A+PTR	static-74-42-86-189.dr01.chcg.il.frontiernet.net
74.42.86.190	A+PTR	static-74-42-86-190.dr01.chcg.il.frontiernet.net
74.42.86.192	A+PTR	static-74-42-86-192.dr01.chcg.il.frontiernet.net
74.42.86.193	A+PTR	static-74-42-86-193.dr01.chcg.il.frontiernet.net
74.42.86.197	A+PTR	static-74-42-86-197.dr01.chcg.il.frontiernet.net
74.42.86.199	A+PTR	static-74-42-86-199.dr01.chcg.il.frontiernet.net
74.42.86.200	A+PTR	static-74-42-86-200.dr01.chcg.il.frontiernet.net
74.42.86.206	PTR	static-74-42-86-206.dr01.chcg.il.frontiernet.net
74.42.86.208	A+PTR	static-74-42-86-208.dr01.chcg.il.frontiernet.net
74.42.86.218	A+PTR	static-74-42-86-218.dr01.chcg.il.frontiernet.net
74.42.86.221	A+PTR	static-74-42-86-221.dr01.chcg.il.frontiernet.net
74.42.86.224	A+PTR	static-74-42-86-224.dr01.chcg.il.frontiernet.net
74.42.86.235	A+PTR	static-74-42-86-235.dr01.chcg.il.frontiernet.net
74.42.86.246	A+PTR	static-74-42-86-246.dr01.chcg.il.frontiernet.net
74.42.86.247	A+PTR	static-74-42-86-247.dr01.chcg.il.frontiernet.net
74.42.86.249	A+PTR	static-74-42-86-249.dr01.chcg.il.frontiernet.net
74.42.86.251	A+PTR	static-74-42-86-251.dr01.chcg.il.frontiernet.net
74.42.86.254	A+PTR	static-74-42-86-254.dr01.chcg.il.frontiernet.net
74.42.87.10	PTR	static-74-42-87-10.dr01.chcg.il.frontiernet.net
74.42.87.38	PTR	static-74-42-87-38.dr01.chcg.il.frontiernet.net
74.42.87.187	A+PTR	static-74-42-87-187.dr01.chcg.il.frontiernet.net
74.42.87.209	PTR	static-74-42-87-209.dr01.chcg.il.frontiernet.net
74.42.87.234	A	flanagan.k12.il.us
74.42.87.234	A	cipa.flanagan.k12.il.us
74.42.87.235	A+PTR	static-74-42-87-235.dr01.chcg.il.frontiernet.net
74.42.87.235	A	fc74.org