Robtex

Up: 210.6.72.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 210.6.76.0/23
Down right: 210.6.78.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
210.6.76.18	A+PTR	210006076018.ctinets.com
210.6.76.18	A	kaitathk.com
210.6.76.18	A	mail.kaitathk.com
210.6.76.98	A	210006076098.ctinets.com
210.6.76.144	A	210006076144.ctinets.com
210.6.76.146	A	www.xsxxl.com
210.6.76.170	A	210006076170.ctinets.com
210.6.76.179	A	210006076179.ctinets.com
210.6.76.184	PTR	210006076184.ctinets.com
210.6.76.184	A	little-pinkies.co.uk
210.6.76.184	A	ns4.cary.net
210.6.76.253	A+PTR	210006076253.ctinets.com
210.6.77.24	A	210006077024.ctinets.com
210.6.77.38	A	210006077038.ctinets.com
210.6.77.50	A+PTR	210006077050.ctinets.com
210.6.77.91	A	210006077091.ctinets.com
210.6.77.108	A	210006077108.ctinets.com
210.6.77.213	A	210006077213.ctinets.com
210.6.77.222	A	210006077222.ctinets.com
210.6.78.2	A	210006078002.ctinets.com
210.6.78.18	A	210006078018.ctinets.com
210.6.78.84	A	210006078084.ctinets.com
210.6.78.124	A+PTR	210006078124.ctinets.com
210.6.78.209	A	210006078209.ctinets.com
210.6.78.223	A	210006078223.ctinets.com
210.6.78.230	A+PTR	210006078230.ctinets.com
210.6.78.234	A	210006078234.ctinets.com
210.6.79.49	A+PTR	210006079049.ctinets.com
210.6.79.55	PTR	210006079055.ctinets.com
210.6.79.57	A	210006079057.ctinets.com
210.6.79.91	A	www.michaelfok.familyds.org
210.6.79.91	A	michaelfok.familyds.org
210.6.79.105	A+PTR	210006079105.ctinets.com
210.6.79.120	A	210006079120.ctinets.com
210.6.79.216	A	210006079216.ctinets.com
210.6.79.239	A	210006079239.ctinets.com