Server
Mini:
- dnsmasq
Normal:
- bind
- maradns
- pdns-server
Tools
- djbdns - a collection of Domain Name System tools
- ddns3-client - Issues dynamic DNS v3 requests
Domain name valid characters
- a-z
- A-Z
- 0-9
- -
Remark
只有 TXT, SRV, CNAME 可以用 underscore (_)