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

Results for*.troll.ly

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2020-08-23T12:05:43.533	2020-08-16T00:00:00	2021-08-16T12:00:00	sni.cloudflaressl.com	*.troll.ly	C=US, O="Cloudflare, Inc.", CN=Cloudflare Inc ECC CA-3
2020-08-23T12:05:43.533	2020-08-16T00:00:00	2021-08-16T12:00:00	sni.cloudflaressl.com	*.troll.ly	C=US, O="Cloudflare, Inc.", CN=Cloudflare Inc ECC CA-3
2020-08-16T16:21:20.426	2020-08-16T00:00:00	2021-08-16T12:00:00	sni.cloudflaressl.com	*.troll.ly	C=US, O="Cloudflare, Inc.", CN=Cloudflare Inc ECC CA-3
2020-08-16T16:21:20.426	2020-08-16T00:00:00	2021-08-16T12:00:00	sni.cloudflaressl.com	*.troll.ly	C=US, O="Cloudflare, Inc.", CN=Cloudflare Inc ECC CA-3
2020-04-13T00:11:05.815	2020-04-02T00:00:00	2020-10-09T12:00:00	sni.cloudflaressl.com	*.troll.ly	C=US, ST=CA, L=San Francisco, O="CloudFlare, Inc.", CN=CloudFlare Inc ECC CA-2
2020-04-13T00:11:05.815	2020-04-02T00:00:00	2020-10-09T12:00:00	sni.cloudflaressl.com	*.troll.ly	C=US, ST=CA, L=San Francisco, O="CloudFlare, Inc.", CN=CloudFlare Inc ECC CA-2
2020-04-02T17:48:43.184	2020-04-02T00:00:00	2020-10-09T12:00:00	sni.cloudflaressl.com	*.troll.ly	C=US, ST=CA, L=San Francisco, O="CloudFlare, Inc.", CN=CloudFlare Inc ECC CA-2
2020-04-02T17:48:43.184	2020-04-02T00:00:00	2020-10-09T12:00:00	sni.cloudflaressl.com	*.troll.ly	C=US, ST=CA, L=San Francisco, O="CloudFlare, Inc.", CN=CloudFlare Inc ECC CA-2