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

Results for*.bytek.id

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2020-08-15T20:15:20.252	2020-08-15T00:00:00	2021-08-15T12:00:00	sni.cloudflaressl.com	*.bytek.id	C=US, O="Cloudflare, Inc.", CN=Cloudflare Inc ECC CA-3
2020-08-15T20:15:20.252	2020-08-15T00:00:00	2021-08-15T12:00:00	sni.cloudflaressl.com	*.bytek.id	C=US, O="Cloudflare, Inc.", CN=Cloudflare Inc ECC CA-3
2020-02-10T01:21:14.908	2020-02-10T00:00:00	2020-10-09T12:00:00	sni.cloudflaressl.com	*.bytek.id	C=US, ST=CA, L=San Francisco, O="CloudFlare, Inc.", CN=CloudFlare Inc ECC CA-2
2020-02-10T01:21:14.908	2020-02-10T00:00:00	2020-10-09T12:00:00	sni.cloudflaressl.com	*.bytek.id	C=US, ST=CA, L=San Francisco, O="CloudFlare, Inc.", CN=CloudFlare Inc ECC CA-2