08/12/18 10:01:30 QJgQh7BD0
>>116
C:\>dig -x 211.172.252.15
; <<>> DiG 9.4.2 <<>> -x 211.172.252.15
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 681
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;15.252.172.211.in-addr.arpa. IN PTR
;; AUTHORITY SECTION:
252.172.211.in-addr.arpa. 3410 IN SOA ns.daum.net. hostmaster.daum.net. 2008010300 3600 900 604800 3600