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

Results for*.1581090.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2023-05-31T02:58:58.323	2023-05-31T01:58:58	2023-08-29T01:58:57	herpes-free.com	*.1581090.com	C=US, O=Let's Encrypt, CN=R3
2023-05-31T02:58:58.323	2023-05-31T01:58:58	2023-08-29T01:58:57	herpes-free.com	*.1581090.com	C=US, O=Let's Encrypt, CN=R3
2023-05-31T02:58:58.189	2023-05-31T01:58:58	2023-08-29T01:58:57	herpes-free.com	*.1581090.com	C=US, O=Let's Encrypt, CN=R3
2023-05-31T02:58:58.189	2023-05-31T01:58:58	2023-08-29T01:58:57	herpes-free.com	*.1581090.com	C=US, O=Let's Encrypt, CN=R3
2023-04-01T01:57:33.304	2023-04-01T00:57:32	2023-06-30T00:57:31	*.1581090.com	*.1581090.com	C=US, O=Let's Encrypt, CN=R3
2023-04-01T01:57:33.304	2023-04-01T00:57:32	2023-06-30T00:57:31	*.1581090.com	*.1581090.com	C=US, O=Let's Encrypt, CN=R3
2023-04-01T01:57:33.068	2023-04-01T00:57:32	2023-06-30T00:57:31	*.1581090.com	*.1581090.com	C=US, O=Let's Encrypt, CN=R3
2023-04-01T01:57:33.068	2023-04-01T00:57:32	2023-06-30T00:57:31	*.1581090.com	*.1581090.com	C=US, O=Let's Encrypt, CN=R3