krishshanmukh / DNS-Resolver

Iterative resolution of a domain name to it's IP address

DNS Resolver

This tool has 2 parts - DNS resolution and DNSSEC resolution

• In DNS resolution, we first ping the root server and then iteratively go down the line
• We have to resolve CNAME separately (by starting from the root for each cname)
• For DNSSEC, refer the following Cloudflare and dnssec-failed

Depedencies

• dnspython

Steps to run

1. For DNS resolution,

python dnsdig.py hostname type_of_req 
type_of_req should be A, MX, NS

2. For DNS SEC,

python dnssec.py www.eurid.eu A