변군이글루

whois 유틸을 이용한 ASN 정보조회

$ dig google.co.kr

; <<>> DiG 9.8.2rc1-RedHat-9.8.2-0.10.rc1.el6_3.6 <<>> google.co.kr
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 25372
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 4, ADDITIONAL: 4

;; QUESTION SECTION:
;google.co.kr.   IN A

;; ANSWER SECTION:
google.co.kr.  300 IN A 74.125.129.94

;; AUTHORITY SECTION:
google.co.kr.  83365 IN NS ns1.google.com.
google.co.kr.  83365 IN NS ns2.google.com.
google.co.kr.  83365 IN NS ns3.google.com.
google.co.kr.  83365 IN NS ns4.google.com.

;; ADDITIONAL SECTION:
ns1.google.com.  190320 IN A 216.239.32.10
ns2.google.com.  190320 IN A 216.239.34.10
ns3.google.com.  190320 IN A 216.239.36.10
ns4.google.com.  190320 IN A 216.239.38.10

;; Query time: 345 msec
;; SERVER: 61.78.35.195#53(61.78.35.195)
;; WHEN: Tue Mar 12 10:54:26 2013
;; MSG SIZE  rcvd: 192

$ whois -h whois.cymru.com " -v 74.125.129.94"
[Querying whois.cymru.com]
[whois.cymru.com]
AS      | IP               | BGP Prefix          | CC | Registry | Allocated  | AS Name
15169   | 74.125.129.94    | 74.125.129.0/24     | US | arin     | 2007-03-13 | GOOGLE - Google Inc.