30 lines
809 B
Bash
Executable File
30 lines
809 B
Bash
Executable File
#!/usr/bin/env bash
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# This script just digs domains that return information the authoritative
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# nameserver receives which is resolver's IP and ECS if the server in
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# question sends that.
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# $@ takes all parameters so another DNS server can be specified
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# e.g. ./dns-ecs-debug.bash @9.9.9.11
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# Let's get our own IPs first
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echo "Actual IP addresses"
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curl -L4s --doh-url https://dns.quad9.net/dns-query https://icanhazip.com/
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curl -L6s --doh-url https://dns.quad9.net/dns-query https://icanhazip.com/
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echo ""
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echo "Google $@"
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dig +short TXT o-o.myaddr.l.google.com. "$@"
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echo ""
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echo "Akamai dualstack $@"
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dig +short TXT whoami.ds.akahelp.net. "$@"
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echo ""
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echo "Akamai IPv6 $@"
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dig +short TXT whoami.ipv6.akahelp.net. "$@"
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echo ""
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echo "Akamai IPv4 $@"
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dig +short TXT whoami.ipv4.akahelp.net. "$@"
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echo ""
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