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

Results for*.techstudy4u.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2023-06-27T09:13:20.49	2023-06-27T08:13:20	2023-09-25T08:13:19	*.techstudy4u.com	*.techstudy4u.com	C=US, O=Let's Encrypt, CN=R3
2023-06-27T09:13:20.49	2023-06-27T08:13:20	2023-09-25T08:13:19	*.techstudy4u.com	*.techstudy4u.com	C=US, O=Let's Encrypt, CN=R3
2023-06-27T09:13:20.316	2023-06-27T08:13:20	2023-09-25T08:13:19	*.techstudy4u.com	*.techstudy4u.com	C=US, O=Let's Encrypt, CN=R3
2023-06-27T09:13:20.316	2023-06-27T08:13:20	2023-09-25T08:13:19	*.techstudy4u.com	*.techstudy4u.com	C=US, O=Let's Encrypt, CN=R3
2023-04-28T10:08:53.84	2023-04-28T09:08:53	2023-07-27T09:08:52	*.techstudy4u.com	*.techstudy4u.com	C=US, O=Let's Encrypt, CN=R3
2023-04-28T10:08:53.84	2023-04-28T09:08:53	2023-07-27T09:08:52	*.techstudy4u.com	*.techstudy4u.com	C=US, O=Let's Encrypt, CN=R3
2023-04-28T10:08:53.665	2023-04-28T09:08:53	2023-07-27T09:08:52	*.techstudy4u.com	*.techstudy4u.com	C=US, O=Let's Encrypt, CN=R3
2023-04-28T10:08:53.665	2023-04-28T09:08:53	2023-07-27T09:08:52	*.techstudy4u.com	*.techstudy4u.com	C=US, O=Let's Encrypt, CN=R3