Robtex

Up: 81.226.21.64/28
Can't show all results, try to descend to a more specific CIDR
Down left: 81.226.21.64/30
Down right: 81.226.21.68/30
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
81.226.21.65	A+PTR	81-226-21-65-no256.tbcn.telia.com
81.226.21.65	A	hennigpersson.nu
81.226.21.65	A	liljeqwist.se
81.226.21.66	A+PTR	81-226-21-66-no256.tbcn.telia.com
81.226.21.68	A+PTR	81-226-21-68-no256.tbcn.telia.com