@
leido 119.29.29.29 的解析是没有问题的,至于解析到国外( BGP Anycast IP,不是美国 IP )是 ns1/
2.asia-cdn.com 的 IP 库的问题,用你的 IP 请求返回就是这样的。
TENCENT64:~ # dig @
ns1.asia
-cdn.com v1.st.all.asia-cdn.com +subnet=110.215.18.165
; <<>> DiG 9.10.6 <<>> @
ns1.asia
-cdn.com v1.st.all.asia-cdn.com +subnet=110.215.18.165
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 26210
;; flags: qr rd; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1
;; WARNING: recursion requested but not available
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;
v1.st.all.asia-cdn.com. IN A
;; ANSWER SECTION:
v1.st.all.asia-cdn.com. 600 IN CNAME
cds.k2m6n3c9.hwcdn.net.
;; Query time: 43 msec
;; SERVER: 103.255.203.76#53(103.255.203.76)
;; WHEN: Wed Jun 13 01:02:18 CST 2018
;; MSG SIZE rcvd: 109
TENCENT64:~ # dig @
ns1.asia
-cdn.com v1.st.all.asia-cdn.com ; <<>> DiG 9.10.6 <<>> @
ns1.asia
-cdn.com v1.st.all.asia-cdn.com; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 25262
;; flags: qr rd; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1
;; WARNING: recursion requested but not available
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;
v1.st.all.asia-cdn.com. IN A
;; ANSWER SECTION:
v1.st.all.asia-cdn.com. 600 IN CNAME
bs.st.all.asia-cdn.com.qingcdn.com.
;; Query time: 43 msec
;; SERVER: 103.255.203.76#53(103.255.203.76)
;; WHEN: Wed Jun 13 01:02:27 CST 2018
;; MSG SIZE rcvd: 121