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

Results forresolve.si

Resolver

Location

A

Name	TTL	Value
resolve.si	1800	46.19.13.53SIEL, d.o.o / SIEL, INFORMACIJSKE RESITVE, D.O.O.

Name	TTL	Value
resolve.si	1800	2a02:28b0:5131:53:53:53:53:53

Name	TTL	Value
resolve.si	1800	0 issue "letsencrypt.org "

Name	TTL	Value
resolve.si	600	1 golob.siel.si

Name	TTL	Value
resolve.si	1800	x1.si
resolve.si	1800	x2.si

Name	TTL	Value
resolve.si	600	x1.si dns.resolve.si 23 28800 7200 604800 86400