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

Results for*.uiuxtutorials.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2019-06-27T22:55:28.875	2019-06-26T00:00:00	2020-06-25T12:00:00	sni.cloudflaressl.com	*.uiuxtutorials.com	C=US, ST=CA, L=San Francisco, O="CloudFlare, Inc.", CN=CloudFlare Inc ECC CA-2
2019-06-27T22:55:28.875	2019-06-26T00:00:00	2020-06-25T12:00:00	sni.cloudflaressl.com	*.uiuxtutorials.com	C=US, ST=CA, L=San Francisco, O="CloudFlare, Inc.", CN=CloudFlare Inc ECC CA-2
2019-06-26T06:04:38.122	2019-06-26T00:00:00	2020-06-25T12:00:00	sni.cloudflaressl.com	*.uiuxtutorials.com	C=US, ST=CA, L=San Francisco, O="CloudFlare, Inc.", CN=CloudFlare Inc ECC CA-2
2019-06-26T06:04:38.122	2019-06-26T00:00:00	2020-06-25T12:00:00	sni.cloudflaressl.com	*.uiuxtutorials.com	C=US, ST=CA, L=San Francisco, O="CloudFlare, Inc.", CN=CloudFlare Inc ECC CA-2