New Tool: IP Range to CIDR

Posted 1223 days ago - Development · Leave a Comment

IP Range to CIDR Screen Shot At least twice a week I find myself visiting ip2cidr.com, the IP to CIDR converter. Since the owner/author of the site hasn't release the source code, and I love a challenge, I developed my own version. The guys at the job find the tool useful, and after a few minor bug fixes, I've made the IP Range to CIDR tool available for use here at Nullamatix.com.

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Howto: Windows XP/Server 2003 Null Route

Posted 1376 days ago - Security, Windows · Leave a Comment

Linux and most other Unix derivatives provide the ability to create null routes. Let's say for instance a Linux server is being attacked by hundreds of IPs from 124.151.0.0/16. No problem..

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