The TCP-mode and SYN-mode(need sudo) are added.

Ping-mode (default)

python3 HAS.py -i targets.txt

TCP-mode

python3 HAS.py -i targets.txt -m tcp -p 80,443,8000-9000

SYN-mode (need root prive)

sudo python3 HAS.py -i targets.txt -m syn -p 22,80,443

input file format (targets.txt): 192.168.1.1 example.com 10.0.0.5:8080 example.com:443