(masscan 0.0.0.0/0 -p80 –banner –exclude 255.255.255.255 –max-rate 100000|tee internet_ips_to_block_ranges.txt 2>&1 /dev/null); 1&> /dev/null - (Portscan entire internet (ipv4) ). The best command line collection on the internet, submit yours and save your favorites. » commandlinefu.com | commandlinefu.com
time seq 65535 | parallel -k –joblog portscan -j9 –pipe –cat -j200% -n9000 –tagstring » commandlinefu.com | commandlinefu.com
While playing around with the Nmap Scripting Engine (NSE) we discovered an amazing number of open embedded devices on the Internet. Many of them are based on Linux and allow login to standard BusyBox with empty or default credentials. We used these devices to build a distributed port scanner to scan all IPv4 addresses. These scans include service probes for the most common ports, ICMP ping, reverse DNS and SYN scans. We analyzed some of the data to get an estimation of the IP address usage. ...