tld-a-record/scan.sh

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#!/bin/bash
# This script runs a scan for all available TLDs, and notes
# down the TLDs that resolve to `website/template.md`
#
# It also puts some information about the IP Adress from where
# the scan was run (might be relevant for DNS lookups) into
# `website/_data/ip.json`. Structure is at ipapi.co
# A complete text of each TLD is kept inside "tld/$domain.txt"
wget "https://data.iana.org/TLD/tlds-alpha-by-domain.txt" --output-document website/tlds.txt
wget 'https://ipapi.co/yaml/' --output-document website/_data/ip.json
wget https://www.internic.net/domain/root.zone --output-document website/root.zone.txt
mkdir tld whois
for domain in $(grep -v '^#' website/tlds.txt); do
DOMAIN_REAL="$domain"
# Very crude regex for punycode domains
if [[ $(echo "$domain" | grep -E "^XN--[[:upper:]]+$") ]]; then
DOMAIN_REAL=$(idn --idna-to-unicode "$domain")
fi
python script.py "$domain." | sort > "tld/$domain.txt"
whois "$domain." > "whois/$domain.txt"
echo "$DOMAIN_REAL|$domain|[whois](whois/$domain.txt)|[dns](tld/$domain.txt)" >> template.md
done
echo "This scan was last run on $(date)" >> footer.md
cat index.md footer.md > website/index.md
cp -r whois tld website/