An internet-wide port scan in one 7MB GIF, by HD Moore

[deeqkah]

http://digitaloffense.net/ports.gif

[sltkr]

Actually, that GIF file seems to be 11 MB, not 7 MB! But here's the same thing in 340 KB (courtesy of Gifsicle): http://i.imgur.com/ozZhyu4.gif

[jcr]

If you haven't seen it yet, HD Moore did a great presentation on scanning at DerbyCon 2012. Video is avaiilable here:

http://www.irongeek.com/i.php?page=videos/derbycon2/1-1-2-hd...

[vacri]

Would have been more interesting without the crazy space-filling-curve-esque pattern. Harder to read this way.

[theatrus2]

The number of services which shouldn't normally be open is always concerning. Like port 3306.

[niggler → theatrus2]

How do you know they aren't just honeypot mysql instances?

[jacquesm → niggler]

Quantity.

[namuol]

Does anyone want to explain how to read this? I've been scratching my head for a while...

[snarfy → namuol]

I believe it's a heat map of the first octet of the ip address that responded.

[taproot → snarfy]

Heh and here I was eyes glazed over by the pretty colors.

[abhijit_pal]

Awesome work!