dnstxt - prints the TXT record of fqdn
dnstxt fqdn
dnstxt prints the TXT record of fqdn on a single line. If there is no
TXT record, dnstxt prints a blank line.
Normally dnstxt exits 0. If dnstxt encounters a temporary problem that
prevents it from determining the TXT record, it prints an error message
and exits 111.
dnsip(1), dnsname(1), dnsmx(1), dnsipq(1), dnsqr(1), dnsq(1),
dnstrace(1)
http://cr.yp.to/djbdns.html
dnstxt(1)