lullaby-dym / customdnsserver

Making a caching DNS server purely on C

Introduction

DNS 64

Test

Start SimpleDNS 64:

# 前台運行
$./main
# 後台運行
$nohup ./main 2>&1 >dns64.log &
Listening on port 5353.

$ dig @127.0.0.1 -p 5353 www.google.com AAAA

Install

# Ubuntu
apt install sqlite3
apt install libsqlite3-dev
# Centos
yum install sqlite
yum install sqlite-devel
---
sqlite3 database.sqlite
CREATE TABLE ARecords(domain_name text,ip1 integer,ip2 integer,ip3 integer,ip4 integer);
CREATE TABLE AAAARecords(domain_name text,ip1 integer,ip2 integer,ip3 integer,ip4 integer,ip5 integer,ip6 integer,ip7 integer,ip8 integer,ip9 integer,ip10 integer,ip11 integer,ip12 integer,ip13 integer,ip14 integer,ip15 integer,ip16 integer);
.tables
gcc -o main main.c -lsqlite3

ipv4->ipv6

237
284
378
418
1147