Also Germany and Estonia, they scan DE and EE IPs and send emails to ISPs every day. From: NANOG <nanog-bounces+david=xtom.com@nanog.org> On Behalf Of Dovid Bender Sent: Sunday, June 19, 2022 19:51 To: Ronald F. Guilmette <rfg@tristatelogic.com> Cc: NANOG <nanog@nanog.org> Subject: Re: Scanning the Internet for Vulnerabilities I know that in Israel the cyber dept of the government scans IL IP space then notifies ISP's to notify their clients. This helps where you have clueless people that don't know they have devices that can easily be compromised. On Sun, Jun 19, 2022 at 6:13 AM Ronald F. Guilmette <rfg@tristatelogic.com<mailto:rfg@tristatelogic.com>> wrote: I would like to solicit the opinions of network operators on the practice of scanning all of, or large chunks of the internet for known vulnerabilities. In earlier times, this was generally viewed as being distinctly anti-social behavior, but perhaps attitudes have changed relative to earlier eras. I would thus like to know how people feel about it now, in 2022. Regards, rfg P.S. Just to be clear, I personally have neither any desire nor any intent to undertake such activity myself, nor am I in communiacation with any party or parties that have such an intent or desire. I cannot however say that I am unaware of any parties that may currently be involved in such activities.