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

Results formail.webprofy.uz

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2018-11-20T00:41:43.571	2018-11-20T00:00:00	2019-02-18T23:59:59	webprofy.uz	mail.webprofy.uz	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2018-11-20T00:41:33.508	2018-11-20T00:00:00	2019-02-18T23:59:59	webprofy.uz	mail.webprofy.uz	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2018-09-05T00:32:47.001	2018-09-05T00:00:00	2018-12-04T23:59:59	webprofy.uz	mail.webprofy.uz	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2018-09-05T00:32:34.3	2018-09-05T00:00:00	2018-12-04T23:59:59	webprofy.uz	mail.webprofy.uz	C=US, ST=TX, L=Houston, O="cPanel, Inc.", CN="cPanel, Inc. Certification Authority"
2014-12-31T14:09:51.78	2014-12-26T00:00:00	2015-09-30T23:59:59	sni57932.cloudflaressl.com	*.webprofy.uz	C=GB, ST=Greater Manchester, L=Salford, O=COMODO CA Limited, CN=COMODO ECC Domain Validation Secure Server CA 2
2014-10-08T16:43:26.132	2014-10-03T00:00:00	2015-09-30T23:59:59	sni57932.cloudflaressl.com	*.webprofy.uz	C=GB, ST=Greater Manchester, L=Salford, O=COMODO CA Limited, CN=COMODO ECC Domain Validation Secure Server CA 2