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

Results for*.environmentalscience.in

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2023-11-11T04:20:02.183	2023-11-11T03:20:01	2024-02-09T03:20:00	www.graceapparel.co.in.louistechnologies.co.in	*.environmentalscience.in	C=US, O=Let's Encrypt, CN=R3
2023-11-11T04:20:02.183	2023-11-11T03:20:01	2024-02-09T03:20:00	www.graceapparel.co.in.louistechnologies.co.in	*.environmentalscience.in	C=US, O=Let's Encrypt, CN=R3
2023-11-11T04:20:01.759	2023-11-11T03:20:01	2024-02-09T03:20:00	www.graceapparel.co.in.louistechnologies.co.in	*.environmentalscience.in	C=US, O=Let's Encrypt, CN=R3
2023-11-11T04:20:01.759	2023-11-11T03:20:01	2024-02-09T03:20:00	www.graceapparel.co.in.louistechnologies.co.in	*.environmentalscience.in	C=US, O=Let's Encrypt, CN=R3