Perl Requires Chilkat v9.5.0.96+

DNS Query TXT Records

See more DNS Examples

Shows how to perform a DNS query to retrieve TXT records. Chilkat2 Perl

use strict;
use warnings;
use Chilkat2;

my $dns = Chilkat2::Dns->new;

my $json = Chilkat2::JsonObject->new;
$json->EmitCompact(0);

my $success = $dns->Query('TXT', 'x.com', $json);
if (!$success) {
    print $dns->LastErrorText, "\n";
    exit;
}

print $json->Emit(), "\n";

# Sample response.
# Parsing code below..

# {
#   "answer": {
#     "txt": [
#       {
#         "name": "x.com",
#         "ttl": 300,
#         "text": "kkdl3qb3tcrmdhfsm803p67r0my0svs8"
#       },
#       {
#         "name": "x.com",
#         "ttl": 300,
#         "text": "v=spf1 ip4:199.16.156.128/26 ip4:199.59.150.64/26 include:_spf.google.com include:spf-008d0a01.pphosted.com -all"
#       },
#       {
#         "name": "x.com",
#         "ttl": 300,
#         "text": "google-site-verification=8yQmoVhQedzlt36RPeQP41ytrEFk9aHEnde_xm0626g"
#       },
#       {
#         "name": "x.com",
#         "ttl": 300,
#         "text": "google-site-verification=F6u9mGL--d2lbLljvH3b1UUgXtevQPdcamKr9c8914A"
#       }
#     ]
#   }
# }

# Use this online tool to generate parsing code from sample JSON:
# Generate Parsing Code from JSON

my $name = '';
my $ttl = 0;
my $text = '';

my $i = 0;
my $count_i = $json->SizeOfArray('answer.txt');
while ($i < $count_i) {
    $json->I($i);
    $name = $json->StringOf('answer.txt[i].name');
    $ttl = $json->IntOf('answer.txt[i].ttl');
    $text = $json->StringOf('answer.txt[i].text');
    $i = $i + 1;
}