Robtex

Up: 109.245.8.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 109.245.8.0/23
Down right: 109.245.10.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
109.245.10.1	A+PTR	net1-10-245-109.mbb.telenor.rs
109.245.10.44	A+PTR	net44-10-245-109.mbb.telenor.rs
109.245.10.75	A+PTR	net75-10-245-109.mbb.telenor.rs
109.245.10.221	A+PTR	net221-10-245-109.mbb.telenor.rs
109.245.10.238	A+PTR	net238-10-245-109.mbb.telenor.rs
109.245.11.14	A	net14-11-245-109.mbb.telenor.rs
109.245.11.26	A	mail.rajkpromet.com
109.245.11.60	PTR	net60-11-245-109.mbb.telenor.rs
109.245.11.60	A	mail.ap-sporting.rs
109.245.11.60	A	firewall.ap-sport.rs
109.245.11.139	A	mail2.pragmatic-it.com
109.245.11.157	PTR	net157-11-245-109.customer.telenor.rs
109.245.11.218	PTR	net218-11-245-109.customer.telenor.rs