这是我在香港 vps 上 dig 到的结果.
root@:~# dig @
8.8.8.8
www.ftchinese.com; <<>> DiG 9.11.3-1ubuntu1.7-Ubuntu <<>> @
8.8.8.8
www.ftchinese.com; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 58092
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 512
;; QUESTION SECTION:
;
www.ftchinese.com. IN A
;; ANSWER SECTION:
www.ftchinese.com. 66 IN A 31.13.74.1
;; Query time: 14 msec
;; SERVER: 8.8.8.8#53(8.8.8.8)
;; WHEN: Wed Aug 07 18:13:54 CST 2019
;; MSG SIZE rcvd: 62
31.13 段是 Facebook 的地址,也是常用于被污染的地址.这是什么情况?