C:\Users\yaya>dig @
208.67.222.222 -p 5353
www.twitter.com; <<>> DiG 9.3.2 <<>> @
208.67.222.222 -p 5353
www.twitter.com; (1 server found)
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 907
;; flags: qr rd ra; QUERY: 1, ANSWER: 5, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;
www.twitter.com. IN A
;; ANSWER SECTION:
www.twitter.com. 74 IN CNAME
twitter.com.
twitter.com. 26 IN A 199.59.150.7
twitter.com. 26 IN A 199.59.148.82
twitter.com. 26 IN A 199.59.150.39
twitter.com. 26 IN A 199.59.149.198
;; Query time: 265 msec
;; SERVER: 208.67.222.222#5353(208.67.222.222)
;; WHEN: Sat Aug 15 13:44:47 2015
;; MSG SIZE rcvd: 111
opendns的5353就挺好用的。何必。