Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

Add secondary servers and show IPs #80

Open
wants to merge 2 commits into
base: master
Choose a base branch
from
Open

Add secondary servers and show IPs #80

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
03489ea
Add secondary Cloudflare, Google, Quad9 DNS servers (both IPv4 and IPv6)
dlenski Sep 5, 2020
4b91934
Print IP address of each server tested, along with name
dlenski May 14, 2023
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
12 changes: 9 additions & 3 deletions dnstest.sh
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -5,13 +5,16 @@ command -v bc > /dev/null || { echo "error: bc was not found. Please install bc.
{ command -v drill > /dev/null && dig=drill; } || { command -v dig > /dev/null && dig=dig; } || { echo "error: dig was not found. Please install dnsutils."; exit 1; }


NAMESERVERS=`cat /etc/resolv.conf | grep ^nameserver | cut -d " " -f 2 | sed 's/\(.*\)/&#&/'`
NAMESERVERS=`cat /etc/resolv.conf | grep ^nameserver | cut -d " " -f 2 | sed 's/$/#[\/etc\/resolv.conf]/'`

PROVIDERSV4="
1.1.1.1#cloudflare
1.0.0.1#cloudflare2
4.2.2.1#level3
8.8.8.8#google
8.8.4.4#google2
9.9.9.9#quad9
149.112.112.112#quad9_2
80.80.80.80#freenom
208.67.222.123#opendns
199.85.126.20#norton
Expand All @@ -25,8 +28,11 @@ PROVIDERSV4="

PROVIDERSV6="
2606:4700:4700::1111#cloudflare-v6
2606:4700:4700::1001#cloudflare2-v6
2001:4860:4860::8888#google-v6
2001:4860:4860::8844#google2-v6
2620:fe::fe#quad9-v6
2620:fe::fe:9#quad9_2-v6
2620:119:35::35#opendns-v6
2a0d:2a00:1::1#cleanbrowsing-v6
2a02:6b8::feed:0ff#yandex-v6
Expand Down Expand Up @@ -68,7 +74,7 @@ DOMAINS2TEST="www.google.com amazon.com facebook.com www.youtube.com www.reddit.


totaldomains=0
printf "%-21s" ""
printf "%-21s %-21s" "" ""
for d in $DOMAINS2TEST; do
totaldomains=$((totaldomains + 1))
printf "%-8s" "test$totaldomains"
Expand All @@ -82,7 +88,7 @@ for p in $NAMESERVERS $providerstotest; do
pname=${p##*#}
ftime=0

printf "%-21s" "$pname"
printf "%-21s %-21s" "$pname" "$pip"
for d in $DOMAINS2TEST; do
ttime=`$dig +tries=1 +time=2 +stats @$pip $d |grep "Query time:" | cut -d : -f 2- | cut -d " " -f 2`
if [ -z "$ttime" ]; then
Expand Down