Large Scale Network Scanning

Ideas

Discovery methods
- BGP announcements
- Registry / Whois
- Limited Subnets
  - Freifunk
  - ChaosVPN
  - Anonet
  - ...
Ports and Services
- FTP
  - TCP/21
- HTTP(S)
  - TCP/80
  - TCP/443
  - TCP/8080
- Telnet
  - ???
- P2P Filesharing
  - DC
  - Torrent?

Tools

nmap
zmap

Links