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

Results for*.sparkapi.bluent.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2021-08-18T11:43:01.281	2021-08-18T00:00:00	2022-09-16T23:59:59	sparkapi.bluent.com	*.sparkapi.bluent.com	C=US, O=Amazon, OU=Server CA 1B, CN=Amazon
2021-08-18T11:43:01.281	2021-08-18T00:00:00	2022-09-16T23:59:59	sparkapi.bluent.com	*.sparkapi.bluent.com	C=US, O=Amazon, OU=Server CA 1B, CN=Amazon
2021-08-18T11:43:01.195	2021-08-18T00:00:00	2022-09-16T23:59:59	*.sparkapi.bluent.com	*.sparkapi.bluent.com	C=US, O=Amazon, OU=Server CA 1B, CN=Amazon
2021-08-18T11:43:01.195	2021-08-18T00:00:00	2022-09-16T23:59:59	*.sparkapi.bluent.com	*.sparkapi.bluent.com	C=US, O=Amazon, OU=Server CA 1B, CN=Amazon
2021-08-18T11:09:25.357	2021-08-18T00:00:00	2022-09-16T23:59:59	*.sparkapi.bluent.com	*.sparkapi.bluent.com	C=US, O=Amazon, OU=Server CA 1B, CN=Amazon
2021-08-18T11:09:25.357	2021-08-18T00:00:00	2022-09-16T23:59:59	*.sparkapi.bluent.com	*.sparkapi.bluent.com	C=US, O=Amazon, OU=Server CA 1B, CN=Amazon