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

Results for*.questerapp.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2021-01-19T12:05:11.422	2021-01-05T00:00:00	2022-01-05T23:59:59	questerapp.com	*.questerapp.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2021-01-19T12:05:11.422	2021-01-05T00:00:00	2022-01-05T23:59:59	questerapp.com	*.questerapp.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2021-01-05T14:52:24.656	2021-01-05T00:00:00	2022-01-05T23:59:59	questerapp.com	*.questerapp.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2021-01-05T14:52:24.656	2021-01-05T00:00:00	2022-01-05T23:59:59	questerapp.com	*.questerapp.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2021-01-05T14:52:14.273	2021-01-05T00:00:00	2022-01-05T23:59:59	questerapp.com	*.questerapp.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1
2021-01-05T14:52:14.273	2021-01-05T00:00:00	2022-01-05T23:59:59	questerapp.com	*.questerapp.com	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G1