DNS query speed testing

• test.sh - is script which reading my-dns.txt file and test DNS with dig command

Usage:

Create file with list of IP addresses:

#Google
8.8.8.8
#CF
1.1.1.1
``

Or use default list `default.txt`:
```bash
./test.sh default.txt

Also you can optionally set numbers of iterating tests (default is 3):

/test.sh path/to/ip_list.txt 4

Or just for default actions:

/test.sh

Additional options

• -r - Set custom resolver DNS IP
• -d - Target resolve domain name
• -a - Add IP to $_DEFAULT_LIST
• -s - Sort IP list with -l parameter

Examples

Customs:

./test.sh default.txt 2 -d google.com -r 8.8.8.8

Add new IP in to default list:

./test.sh -a "173.245.58.52"

Add IP and sort:

./test.sh -a "173.245.58.52" -s

Sort custom list:

./test.sh -s -l default.txt

Defaults:

• Resolver - 1.1.1.1
• Domain target - lab.sys-adm.in
• IP list - default.txt

Additional tools

You can use dnseval:

dnseval -f my-dns.txt -c 10 1.1.1.1

Or dnsping:

dnsping.py -c 5 --dnssec --flags --tls -t AAAA -s 1.1.1.1 ripe.net

Or dnstrace:

docker run redsift/dnstrace -n 50 -c 10 --server 1.1.1.1 --recurse ripe.net