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

Results for*.omegaar.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2021-06-24T23:51:25.239	2020-11-18T00:00:00	2021-11-18T23:59:59	omegaar.com	*.omegaar.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2021-06-24T23:51:25.239	2020-11-18T00:00:00	2021-11-18T23:59:59	omegaar.com	*.omegaar.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2020-11-18T05:50:37.533	2020-11-18T00:00:00	2021-11-18T23:59:59	omegaar.com	*.omegaar.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2020-11-18T05:50:37.533	2020-11-18T00:00:00	2021-11-18T23:59:59	omegaar.com	*.omegaar.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1