45 lines
1.2 KiB
Bash
Executable File
45 lines
1.2 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
|
|
# This script just digs domains that return information the authoritative
|
|
# nameserver receives which is resolver's IP and ECS if the server in
|
|
# question sends that.
|
|
# $@ takes all parameters so another DNS server can be specified
|
|
# e.g. ./dns-ecs-debug.bash @9.9.9.11
|
|
|
|
printf 'Remember the usage being ./dns-ecs-debug.bash @<server>\n'
|
|
printf '\tWARNING! Unbound on localhost seems to eat the ECS!\n\n'
|
|
|
|
# Let's get our own IPs first
|
|
echo "Actual IP addresses"
|
|
curl -L4s --doh-url https://dns.quad9.net/dns-query https://icanhazip.com/
|
|
curl -L6s --doh-url https://dns.quad9.net/dns-query https://icanhazip.com/
|
|
echo ""
|
|
|
|
echo "Google $@"
|
|
dig +short TXT o-o.myaddr.l.google.com. "$@"
|
|
echo ""
|
|
|
|
echo "Akamai dualstack $@"
|
|
dig +short TXT whoami.ds.akahelp.net. "$@"
|
|
echo ""
|
|
|
|
echo "Akamai IPv6 $@"
|
|
dig +short TXT whoami.ipv6.akahelp.net. "$@"
|
|
echo ""
|
|
|
|
echo "Akamai IPv4 $@"
|
|
dig +short TXT whoami.ipv4.akahelp.net. "$@"
|
|
echo ""
|
|
|
|
echo "PowerDNS dualstack $@"
|
|
dig +short TXT whoami-ecs.lua.powerdns.org. "$@"
|
|
echo ""
|
|
|
|
echo "PowerDNS IPv6 $@"
|
|
dig +short TXT whoami-ecs.v6.powerdns.org. "$@"
|
|
echo ""
|
|
|
|
echo "PowerDNS IPv4 $@"
|
|
dig +short TXT whoami-ecs.v4.powerdns.org. "$@"
|
|
echo ""
|