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

Results for*.roboimplants.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2019-11-02T15:26:28.937	2019-11-02T14:26:28	2020-01-31T14:26:28	roboimplants.com	*.roboimplants.com	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-11-02T15:26:28.937	2019-11-02T14:26:28	2020-01-31T14:26:28	roboimplants.com	*.roboimplants.com	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-11-02T15:26:28.661	2019-11-02T14:26:28	2020-01-31T14:26:28	roboimplants.com	*.roboimplants.com	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-11-02T15:26:28.661	2019-11-02T14:26:28	2020-01-31T14:26:28	roboimplants.com	*.roboimplants.com	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-09-03T14:10:38.634	2019-09-03T13:10:38	2019-12-02T13:10:38	roboimplants.com	*.roboimplants.com	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-09-03T14:10:38.634	2019-09-03T13:10:38	2019-12-02T13:10:38	roboimplants.com	*.roboimplants.com	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-09-03T14:10:38.196	2019-09-03T13:10:38	2019-12-02T13:10:38	roboimplants.com	*.roboimplants.com	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-09-03T14:10:38.196	2019-09-03T13:10:38	2019-12-02T13:10:38	roboimplants.com	*.roboimplants.com	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3