bogon:~ $ dig @
223.5.5.5 mp\.weixin\.qq\.com
; <<>> DiG 9.10.6 <<>> @
223.5.5.5 mp\.weixin\.qq\.com
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 21466
;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;mp\.weixin\.qq\.com. IN A
;; ANSWER SECTION:
mp\.weixin\.qq\.com. 357 IN CNAME mpv6\.weixin\.qq\.com.
mpv6\.weixin\.qq\.com. 357 IN CNAME
sz.mp\.weixin\.qq\.com.
sz.mp\.weixin\.qq\.com. 357 IN A 101.91.43.159
sz.mp\.weixin\.qq\.com. 357 IN A 101.91.34.106
;; Query time: 23 msec
;; SERVER: 223.5.5.5#53(223.5.5.5)
;; WHEN: Mon Oct 25 11:33:30 CST 2021
;; MSG SIZE rcvd: 102
bogon:~ $ dig @
114.114.114.114 mp\.weixin\.qq\.com
; <<>> DiG 9.10.6 <<>> @
114.114.114.114 mp\.weixin\.qq\.com
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 24742
;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;mp\.weixin\.qq\.com. IN A
;; ANSWER SECTION:
mp\.weixin\.qq\.com. 78 IN CNAME mpv6\.weixin\.qq\.com.
mpv6\.weixin\.qq\.com. 78 IN A 203.205.239.154
mpv6\.weixin\.qq\.com. 78 IN A 203.205.232.110
;; Query time: 5 msec
;; SERVER: 114.114.114.114#53(114.114.114.114)
;; WHEN: Mon Oct 25 11:33:57 CST 2021
;; MSG SIZE rcvd: 85
bogon:~ $