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

Results forww25.as.friendsofprogress.co

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2024-11-28T20:42:37.306	2024-11-28T19:44:06	2025-02-26T19:44:05	ww25.as.friendsofprogress.co	ww25.as.friendsofprogress.co	C=US, O=Let's Encrypt, CN=R10
2024-11-28T20:42:36.459	2024-11-28T19:44:06	2025-02-26T19:44:05	ww25.as.friendsofprogress.co	ww25.as.friendsofprogress.co	C=US, O=Let's Encrypt, CN=R10
2024-08-26T08:01:11.41	2024-08-26T07:02:41	2024-11-24T07:02:40	ww25.as.friendsofprogress.co	ww25.as.friendsofprogress.co	C=US, O=Let's Encrypt, CN=R10
2024-08-26T08:01:11.298	2024-08-26T07:02:41	2024-11-24T07:02:40	ww25.as.friendsofprogress.co	ww25.as.friendsofprogress.co	C=US, O=Let's Encrypt, CN=R10