Robtex

Up: 210.6.8.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 210.6.8.0/23
Down right: 210.6.10.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
210.6.8.2	A	210006008002.ctinets.com
210.6.8.3	PTR	210006008003.ctinets.com
210.6.8.5	A	210006008005.ctinets.com
210.6.8.10	A	210006008010.ctinets.com
210.6.8.74	PTR	210006008074.ctinets.com
210.6.8.119	A+PTR	210006008119.ctinets.com
210.6.8.125	A+PTR	210006008125.ctinets.com
210.6.8.173	A	210006008173.ctinets.com
210.6.8.179	PTR	210006008179.ctinets.com
210.6.8.179	A	www.synergy-plus.net
210.6.8.179	A	burgeonrentacar.com
210.6.8.207	A+PTR	210006008207.ctinets.com
210.6.8.216	A	210006008216.ctinets.com
210.6.8.246	A	210006008246.ctinets.com
210.6.9.1	PTR	210006009001.ctinets.com
210.6.9.13	A	henrylmg.info
210.6.9.16	PTR	210006009016.ctinets.com
210.6.9.35	A	210006009035.ctinets.com
210.6.9.47	A	hk6.cdn.globalnetworktraffic.com
210.6.9.73	A	210006009073.ctinets.com
210.6.9.79	A	210006009079.ctinets.com
210.6.9.92	A	chowchowjackie.com
210.6.9.99	A	210006009099.ctinets.com
210.6.9.140	A+PTR	210006009140.ctinets.com
210.6.9.143	A	hk14.cdn.globalnetworktraffic.com
210.6.9.250	A	210006009250.ctinets.com
210.6.10.2	A	210006010002.ctinets.com
210.6.10.2	A	mail.rheumatologen.dk
210.6.10.10	A+PTR	210006010010.ctinets.com
210.6.10.27	A+PTR	210006010027.ctinets.com
210.6.10.39	A+PTR	210006010039.ctinets.com
210.6.10.40	A+PTR	210006010040.ctinets.com
210.6.10.41	A+PTR	210006010041.ctinets.com
210.6.10.60	A+PTR	210006010060.ctinets.com
210.6.10.64	A+PTR	210006010064.ctinets.com
210.6.10.71	A+PTR	210006010071.ctinets.com
210.6.10.72	A+PTR	210006010072.ctinets.com
210.6.10.77	A+PTR	210006010077.ctinets.com
210.6.10.83	A	210006010083.ctinets.com
210.6.10.86	A+PTR	210006010086.ctinets.com
210.6.10.87	A	210006010087.ctinets.com
210.6.10.88	A	210006010088.ctinets.com
210.6.10.91	A+PTR	210006010091.ctinets.com
210.6.10.95	A+PTR	210006010095.ctinets.com
210.6.10.101	A+PTR	210006010101.ctinets.com
210.6.10.108	A	210006010108.ctinets.com
210.6.10.113	A	210006010113.ctinets.com
210.6.10.120	A	210006010120.ctinets.com
210.6.10.163	A+PTR	210006010163.ctinets.com
210.6.10.175	A+PTR	210006010175.ctinets.com
210.6.10.180	A	210006010180.ctinets.com
210.6.11.14	A	210006011014.ctinets.com
210.6.11.23	PTR	210006011023.ctinets.com
210.6.11.23	A	trip-jam.com
210.6.11.30	A	210006011030.ctinets.com
210.6.11.165	A	210006011165.ctinets.com
210.6.11.211	A	210006011211.ctinets.com
210.6.11.231	A	210006011231.ctinets.com