Transfer DNA region:
1. dig @ns1.example.com example.com axfr
If it succeeds, all DNS changes will be synchronized transmission, try to connect using TCP port 53, DNS is used to resolve the UDP port 53
AXFR: transfer of an entire zone
2. host -T -l sina.com ns1.sina.com (T is the time, l is AXFR)
DNS blasting dictionary
The first to use dpkg -L example detect dictionary path
1.fierce
fierce -dnsserver 8.8.8.8 -dns sina.com.cn -wordlist /usr/share/fierce/hosts.txt
2.dnsdict6 -d4 -t 16 -x sina.com
DNS registration information:
whois example.com