; <<>> DiG Dig.Domains <<>> any mxbiz2.qq.com
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 25779
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 512
;; QUESTION SECTION:
;mxbiz2.qq.com.		IN ANY

;; Query time: 5002 msec
;; SERVER: 8.8.4.4#53(8.8.4.4)
;; WHEN: Fri Apr 19 09:12:51 UTC 2024
;; MSG SIZE  rcvd: 42