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

Results for*.dev.media.videointerview.io

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2019-10-11T02:03:20.745	2019-10-11T00:00:00	2020-11-11T12:00:00	dev.media.videointerview.io	*.dev.media.videointerview.io	C=US, O=Amazon, OU=Server CA 1B, CN=Amazon
2019-10-11T02:03:20.745	2019-10-11T00:00:00	2020-11-11T12:00:00	dev.media.videointerview.io	*.dev.media.videointerview.io	C=US, O=Amazon, OU=Server CA 1B, CN=Amazon
2018-11-09T01:04:18.819	2018-11-09T00:00:00	2019-12-09T12:00:00	dev.media.videointerview.io	*.dev.media.videointerview.io	C=US, O=Amazon, OU=Server CA 1B, CN=Amazon
2018-11-09T01:04:18.819	2018-11-09T00:00:00	2019-12-09T12:00:00	dev.media.videointerview.io	*.dev.media.videointerview.io	C=US, O=Amazon, OU=Server CA 1B, CN=Amazon