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by numbsafari 562 days ago
Wildcards work on crt.sh:

https://crt.sh/?q=%25.ycombinator.com

1 comments

Just wanting to add to my own comment...

crt.sh allows you to subscribe to an RSS feed for wildcard searches. We map those into a slack channel for infrastructure advisory alerts. You can also setup more aggressive alerts if something shows up unexpectedly.

It's an incredibly handy service.