Robtex

Up: 82.99.250.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 82.99.251.0/25
Down right: 82.99.251.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
82.99.251.0	PTR	82.99.251.0.parsonline.net
82.99.251.1	PTR	82.99.251.1.parsonline.net
82.99.251.2	PTR	82.99.251.2.parsonline.net
82.99.251.3	PTR	82.99.251.3.parsonline.net
82.99.251.4	PTR	82.99.251.4.parsonline.net
82.99.251.5	PTR	82.99.251.5.parsonline.net
82.99.251.6	PTR	82.99.251.6.parsonline.net
82.99.251.7	PTR	82.99.251.7.parsonline.net
82.99.251.8	PTR	82.99.251.8.parsonline.net
82.99.251.9	PTR	82.99.251.9.parsonline.net
82.99.251.10	PTR	82.99.251.10.parsonline.net
82.99.251.11	PTR	82.99.251.11.parsonline.net
82.99.251.12	PTR	82.99.251.12.parsonline.net
82.99.251.13	PTR	82.99.251.13.parsonline.net
82.99.251.14	PTR	82.99.251.14.parsonline.net
82.99.251.15	PTR	82.99.251.15.parsonline.net
82.99.251.16	PTR	82.99.251.16.parsonline.net
82.99.251.17	PTR	82.99.251.17.parsonline.net
82.99.251.18	PTR	82.99.251.18.parsonline.net
82.99.251.36	PTR	82.99.251.36.parsonline.net
82.99.251.90	A+PTR	asledg01.aryasasol.com
82.99.251.90	A	mx1.aryasasol.com
82.99.251.91	PTR	asledg02.aryasasol.com
82.99.251.91	A	mx2.aryasasol.com
82.99.251.92	PTR	82.99.251.92.parsonline.net
82.99.251.93	PTR	82.99.251.93.parsonline.net
82.99.251.94	PTR	82.99.251.94.parsonline.net
82.99.251.94	A	aslexchsrv01.aryasasol.com
82.99.251.103	PTR	82.99.251.103.parsonline.net
82.99.251.103	A	aryasasol.com
82.99.251.173	A+PTR	mail.jpcomplex.com
82.99.251.173	A	mail2.jpcomplex.com
82.99.251.174	A+PTR	jpcomplex.com
82.99.251.174	A	ns2.jpcomplex.ir
82.99.251.174	A	ns1.jpcomplex.ir
82.99.251.186	A	jskco.ir
82.99.251.188	A	mail.jskco.ir
82.99.251.255	PTR	82.99.251.255.parsonline.net