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

Results forextractor-gpu-1.hackerman.ch

Logged At	Not Before	Not After	Common Name	Matching Identities	Issuer Name
2025-11-18T12:14:29.857	2025-11-18T11:15:59	2026-02-16T11:15:58	extractor-gpu-1.hackerman.ch	extractor-gpu-1.hackerman.ch	C=US, O=Let's Encrypt, CN=R13
2025-11-18T12:14:29.582	2025-11-18T11:15:59	2026-02-16T11:15:58	extractor-gpu-1.hackerman.ch	extractor-gpu-1.hackerman.ch	C=US, O=Let's Encrypt, CN=R13
2025-09-19T13:12:34.833	2025-09-19T12:14:04	2025-12-18T12:14:03	extractor-gpu-1.hackerman.ch	extractor-gpu-1.hackerman.ch	C=US, O=Let's Encrypt, CN=R12
2025-09-19T13:12:34.609	2025-09-19T12:14:04	2025-12-18T12:14:03	extractor-gpu-1.hackerman.ch	extractor-gpu-1.hackerman.ch	C=US, O=Let's Encrypt, CN=R12