You are correct, I've tested it with my own domains. It does not know the ones r... | Hacker News

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		panki27 on Sept 16, 2023 \| parent \| context \| favorite \| on: Subdomain.center – discover all subdomains for a d... You are correct, I've tested it with my own domains. It does not know the ones running with a wildcard certificate for example.

wlonkly on Sept 17, 2023 [–]

It knows many of the wildcard-served customer subdomains of one of my former employers. (They're probably just scraped from search or something, but a wildcard is not sufficient to prevent discovery.)

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