FG

How to find a domain based on the IP address?

Fresh3 days ago
Mar 15, 2026168666 views
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Problem

We were contacted by our ISP saying that one of our servers was issuing an attack on another computer. I don't know what it means, but our server is a factory image, with only a couple programs running. I would like to know the domain, but don't know how to look it up.

Error Output

May 23 14:11:35 wdc lfd[14308]: *Port Scan* detected from ***.***.***.***
(US/United States/-). 11 hits in the last 245 seconds - *Blocked in csf* fo…

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Fix for: How to find a domain based on the IP address?

Low Risk

Use For example, let's find the domain for 207.46.19.254 Note that you reverse the order of the four numbers and append Remember that an IP-address may have multiple domains, and that the administrators do not always (but mostly should) set up the r…

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Environment