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

Results fordesign.learning.postman.com

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2025-09-07T06:48:04.852	2025-09-07T00:00:00	2026-10-06T23:59:59	design.learning.postman.com	design.learning.postman.com	C=US, O=Amazon, CN=Amazon RSA 2048 M02
2025-09-07T05:43:44.063	2024-10-07T00:00:00	2025-11-05T23:59:59	design.learning.postman.com	design.learning.postman.com	C=US, O=Amazon, CN=Amazon RSA 2048 M02
2025-09-07T05:43:36.878	2025-09-07T00:00:00	2026-10-06T23:59:59	design.learning.postman.com	design.learning.postman.com	C=US, O=Amazon, CN=Amazon RSA 2048 M02
2025-02-24T04:34:30.273	2025-02-24T00:00:00	2026-03-26T23:59:59	learning.postman.com	*.learning.postman.com	C=US, O=Amazon, CN=Amazon RSA 2048 M02
2024-10-07T19:21:53.331	2024-10-07T00:00:00	2025-11-05T23:59:59	design.learning.postman.com	design.learning.postman.com	C=US, O=Amazon, CN=Amazon RSA 2048 M02
2024-03-26T22:22:18.355	2024-03-26T00:00:00	2025-04-24T23:59:59	learning.postman.com	*.learning.postman.com	C=US, O=Amazon, CN=Amazon RSA 2048 M03