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

Results for*.duiprobation.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2023-01-17T20:12:14.486	2023-01-17T19:12:14	2023-04-17T19:12:13	duiprobation.com	*.duiprobation.com	C=US, O=Let's Encrypt, CN=R3
2023-01-17T20:12:14.486	2023-01-17T19:12:14	2023-04-17T19:12:13	duiprobation.com	*.duiprobation.com	C=US, O=Let's Encrypt, CN=R3
2023-01-17T20:12:14.259	2023-01-17T19:12:14	2023-04-17T19:12:13	duiprobation.com	*.duiprobation.com	C=US, O=Let's Encrypt, CN=R3
2023-01-17T20:12:14.259	2023-01-17T19:12:14	2023-04-17T19:12:13	duiprobation.com	*.duiprobation.com	C=US, O=Let's Encrypt, CN=R3
2022-11-18T18:11:23.132	2022-11-18T17:11:22	2023-02-16T17:11:21	duiprobation.com	*.duiprobation.com	C=US, O=Let's Encrypt, CN=R3
2022-11-18T18:11:23.132	2022-11-18T17:11:22	2023-02-16T17:11:21	duiprobation.com	*.duiprobation.com	C=US, O=Let's Encrypt, CN=R3
2022-11-18T18:11:22.469	2022-11-18T17:11:22	2023-02-16T17:11:21	duiprobation.com	*.duiprobation.com	C=US, O=Let's Encrypt, CN=R3
2022-11-18T18:11:22.469	2022-11-18T17:11:22	2023-02-16T17:11:21	duiprobation.com	*.duiprobation.com	C=US, O=Let's Encrypt, CN=R3