Robtex

Up: 65.209.82.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 65.209.82.0/25
Down right: 65.209.82.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
65.209.82.1	A	gw.attinet.com
65.209.82.3	A+PTR	nat.attinet.com
65.209.82.9	A	9.attinet.com
65.209.82.9	A	vpn.attinet.com
65.209.82.10	PTR	mail.attinet.com
65.209.82.10	A	mailsweep.aegislimited.com
65.209.82.10	A	mail.advancedtestingtechnologies.com
65.209.82.11	PTR	proxy.attinet.com
65.209.82.11	A	sftp.aegislimited.com
65.209.82.11	A	11.attinet.com
65.209.82.12	A	web.attinet.com
65.209.82.12	A	advancedtestingtechnologies.com
65.209.82.13	PTR	dns.attinet.com
65.209.82.14	A	web2.attinet.com
65.209.82.16	A+PTR	backup-mail.attinet.com
65.209.82.18	A	mdm.aegislimited.com
65.209.82.21	A+PTR	pca.attinet.com
65.209.82.24	A	vc.attinet.com
65.209.82.32	PTR	web4.attinet.com
65.209.82.32	A	attisupport.com
65.209.82.32	A	www.attinet.com
65.209.82.40	A	aegislink.com
65.209.82.44	A	view.aegislimited.com