City: Yiwu
Region: Zhejiang
Country: China
Internet Service Provider: China Mobile
Hostname: unknown
Organization: unknown
Usage Type: unknown
b; <<>> DiG 9.10.3-P4-Ubuntu <<>> 112.12.91.82
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 14504
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;112.12.91.82. IN A
;; AUTHORITY SECTION:
. 557 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2022030102 1800 900 604800 86400
;; Query time: 64 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Mar 02 08:02:58 CST 2022
;; MSG SIZE rcvd: 105b'Host 82.91.12.112.in-addr.arpa not found: 2(SERVFAIL)
'server can't find 112.12.91.82.in-addr.arpa: SERVFAIL