It can be anything! An apex, subdomain, or even a URL.
www.attachments.office.net.igor365.m365---mcafeecloud.mcafee.myshn.euoffice.net.igor365.m365---mcafeecloud.mcafee.myshn.eunet.igor365.m365---mcafeecloud.mcafee.myshn.euigor365.m365---mcafeecloud.mcafee.myshn.eum365---mcafeecloud.mcafee.myshn.eumcafee.myshn.eumyshn.eueu
Registrar
Creation Date
DNSSEC
| Domain Name | First seen | Still exists |
|---|---|---|