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

Results forwww.jakobj.dev

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2020-11-02T13:37:40.655	2020-10-26T00:00:00	2021-10-25T23:59:59	sni.cloudflaressl.com	*.jakobj.dev	C=US, O="Cloudflare, Inc.", CN=Cloudflare Inc ECC CA-3
2020-10-26T23:46:01.442	2020-10-26T00:00:00	2021-10-25T23:59:59	sni.cloudflaressl.com	*.jakobj.dev	C=US, O="Cloudflare, Inc.", CN=Cloudflare Inc ECC CA-3
2019-03-04T02:38:58.14	2019-03-04T01:38:57	2019-06-02T01:38:57	www.jakobj.dev	www.jakobj.dev	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-03-04T02:38:57.114	2019-03-04T01:38:57	2019-06-02T01:38:57	www.jakobj.dev	www.jakobj.dev	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-03-04T02:35:48.231	2019-03-04T01:35:47	2019-06-02T01:35:47	www.jakobj.dev	www.jakobj.dev	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-03-04T02:35:47.265	2019-03-04T01:35:47	2019-06-02T01:35:47	www.jakobj.dev	www.jakobj.dev	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-03-04T02:29:31.434	2019-03-04T01:29:30	2019-06-02T01:29:30	www.jakobj.dev	www.jakobj.dev	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3
2019-03-04T02:29:30.869	2019-03-04T01:29:30	2019-06-02T01:29:30	www.jakobj.dev	www.jakobj.dev	C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3