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localtld

Tiny DNS server for local development

Usage

The program is configured via environment variables.

  • TLD - The TLD that the DNS server will respond to. Queries that fall outside of this TLD will fail.
  • IP - The IP in the A record that all responses will have.
  • LISTEN - The IP and port binding that the DNS server will listen on.

Usage Examples

./localtld

Runs a DNS server on 127.0.0.1 port 10053 that responds to all DNS requests with an A record of 127.0.0.1

TLD=foo ./localtld

Runs a DNS server on 127.0.0.1 port 10053 that responds to all DNS requests under the TLD foo, with an A record of 127.0.0.1

IP=10.0.0.1 ./localtld

Runs a DNS server on 127.0.0.1 port 10053 that responds to all DNS requests, with an A record of 10.0.0.1

LISTEN=0.0.0.0:11153 ./localtld

Runs a DNS server on 0.0.0.0 port 11153 that responds to all DNS requests, with an A record of 127.0.0.1