It can be anything! An apex, subdomain, or even a URL.

Results foras.in.rs

Resolver

Location

A

Name	TTL	Value
as.in.rs	3600	213.188.155.123Mamut ASA / NO-ACTIVEISP-VPS-NO+SE

Name	TTL	Value
as.in.rs	3600	2a02:4a8:10::155:123

Name	TTL	Value
as.in.rs	900	12412 8 2 f29258b4bdc3a1c7832fa11bd25d79f1174f8f9f6d81ad087c3da54c41edb89b

Name	TTL	Value
as.in.rs	3600	ns1.loopia.se
as.in.rs	3600	ns2.loopia.se

Name	TTL	Value
as.in.rs	3600	ns1.loopia.se registry.loopia.se 1766620800 14400 3600 604800 86400