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

Results for*.netdev.co.uk

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2024-05-10T21:51:29.709	2024-05-10T20:51:29	2024-08-08T20:51:28	netdev.co.uk	*.netdev.co.uk	C=US, O=Let's Encrypt, CN=E1
2024-05-10T21:51:29.709	2024-05-10T20:51:29	2024-08-08T20:51:28	netdev.co.uk	*.netdev.co.uk	C=US, O=Let's Encrypt, CN=E1
2024-05-10T21:51:29.389	2024-05-10T20:51:29	2024-08-08T20:51:28	netdev.co.uk	*.netdev.co.uk	C=US, O=Let's Encrypt, CN=E1
2024-05-10T21:51:29.389	2024-05-10T20:51:29	2024-08-08T20:51:28	netdev.co.uk	*.netdev.co.uk	C=US, O=Let's Encrypt, CN=E1
2016-10-01T12:24:51.478	2010-09-03T00:00:00	2013-09-10T23:59:59	*.netdev.co.uk	*.netdev.co.uk	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=DigiCert High Assurance CA-3
2016-10-01T12:24:51.478	2010-09-03T00:00:00	2013-09-10T23:59:59	*.netdev.co.uk	*.netdev.co.uk	C=US, O=DigiCert Inc, OU=www.digicert.com, CN=DigiCert High Assurance CA-3