dns-txt-lookup

A CLI tool for looking up DNS TXT records.

Usage

dns-txt-lookup [-m max_records_count] [-s separator] [-0] domain

Parameters:

• -m max_records_count: The maximum number of TXT records to list.
• -s separator: The separator to use between TXT records. Default: new line character (\n).
• -0: Use null byte (\0) as the separator.
• domain: The domain to lookup TXT records for.

Dependencies

• libc
• libresolv

Build

You can use make to build this tool:

make

Which produces a binary named dns-txt-lookup.

Examples

Lookup all TXT records for example.org:

dns-txt-lookup example.org

Lookup only one TXT record for example.org:

dns-txt-lookup -m 1 example.org

Use XXX as the separator between TXT records:

dns-txt-lookup -s XXX example.org

Use the null byte (\0) as the separator:

dns-txt-lookup -0 example.org

Alternatives

Using dig and awk:

dig -t txt +short example.org | awk -F'"' '{print $2}'

Using host and awk:

host -t txt example.org | awk -F'"' '{print $2}'

LICENSE

MIT License. See LICENSE for more information.