README.md

bash_ip

Useful Linux DNS, IP Address, Port, Connection, Name Server, Host, Record, Route Table tools.

Set Up and Use

docker compose up

bash scripts/dig.sh
bash scripts/host.sh
bash scripts/ipinfo.sh
bash scripts/netstat.sh
bash scripts/nslookup.sh
bash scripts/ping.sh
bash scripts/whois.sh

Commands, Utilities, and Tools

dig
nslookup
host
ping
netstat
whois
ipinfo

nslookup, dig, and host are very similar and perform the same functionalities.

Concepts

1. BGP (Border Gateway Protocol)
   • Allows Routers within different Autonomous Systems to share information, interact, and communicate.
   • https://www.fortinet.com/resources/cyberglossary/bgp-border-gateway-protocol
2. Autonomous System Number (ASN)
   • A large Network with a single Routing Policy.
   • Identiies a specific such Network.
   • https://www.cloudflare.com/learning/network-layer/what-is-an-autonomous-system/

Resources and Links

1. https://anuragbhatia.com/2011/12/programming/simple-bash-script-for-ip-asn-mapping/
2. https://linux.die.net/man/1/dig
3. https://www.geeksforgeeks.org/dig-command-in-linux-with-examples/
4. https://anuragbhatia.com/2011/12/programming/simple-bash-script-for-ip-asn-mapping/
5. https://www.cloudflare.com/learning/network-layer/what-is-an-autonomous-system/
6. https://www.fortinet.com/resources/cyberglossary/bgp-border-gateway-protocol
7. https://www.cloudns.net/blog/10-most-used-nslookup-commands/
8. https://www.redhat.com/en/blog/ping-usage-basics
9. https://www.geeksforgeeks.org/host-command-in-linux-with-examples/
10. https://phoenixnap.com/kb/netstat-command
11. https://www.baeldung.com/linux/whois-command