It can be anything! An apex, subdomain, or even a URL.
Results forwww.extapi.apps.cb.ysm.yahoodns.net
extapi.apps.cb.ysm.yahoodns.netapps.cb.ysm.yahoodns.netcb.ysm.yahoodns.netysm.yahoodns.netyahoodns.netnet
Registrar
Creation Date
DNSSEC
| Domain Name | First seen | Still exists |
|---|---|---|