APNIC - Query the APNIC Whois Database

To assist you with debugging problems, this whois query was received from IP Address

 % APNIC found the following authoritative answer from: whois.apnic.net
% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html
% Information related to 'YI12-AP'
role:           YAHOO INC
address:        701 First Avenue
address:        Sunnyvale, CA 94089
country:        US
phone:          +1 408 349 3300
fax-no:         +1 408 349 3301
e-mail:         netblockadmin@yahoo-inc.com
remarks:        send spam and abuse reports to abuse@yahoo.com
remarks:        or visit http://abuse.yahoo.com
admin-c:        KW133-AP
tech-c:         KW133-AP
tech-c:         SD210-AP
nic-hdl:        YI12-AP
notify:         netops@yahoo-inc.com
mnt-by:         MAINT-AP-YAHOO-INC
last-modified:  2011-12-06T00:10:14Z
source:         APNIC
person:         Kirk Williams
nic-hdl:        KW133-AP
e-mail:         kirkw@yahoo-inc.com
address:        701 First Avenue, Sunnyvale, CA 94089 USA
phone:          +1-408-349-6413
fax-no:         +1-408-349-3301
country:        US
mnt-by:         MAINT-NEW
last-modified:  2008-09-04T07:29:15Z
source:         APNIC
person:         Stephen Dunn
address:        Rm2802, Sunning Plaza,
address:        10 Hysan Avenue, Causeway Bay, HongKong
country:        HK
phone:          +852-2159-7657
fax-no:         +852-2882-6890
e-mail:         stephend@yahoo-inc.com
nic-hdl:        SD210-AP
mnt-by:         MAINT-AP-YAHOO-INC
last-modified:  2008-09-04T07:35:40Z
source:         APNIC
% This query was served by the APNIC Whois Service version 1.88.15-SNAPSHOT (WHOIS-AU1)
  • Bold: Object type.
  • Underlined: Primary key(s).
  • Hyperlinks: Searchable Attributes.
3 records found for 'YI12-AP'
Search for  
IP address lookups Miscellaneous queries

1st level less specific

Returns smallest IP address range that includes the queried IP address or range


Inverse attributes

Returns objects with an attribute that matches the query text and attribute type

All less specific

Return all larger IP address ranges that include the queried IP address or range


Object types

Results that match the query and are of a specified object type

1st level more specific

Returns first level more specific address ranges within the boundaries of the queried IP address range

All more specific

Returns all more specific address ranges within the boundaries of the queried IP address range

Query hints

  • Include "AS" in front of an AS number.
    Example: AS4808

  • Include "-t" (template only) or "-v" (template and description) in front of an object name to view the template
    Example: -t inetnum


Exact match only

Returns address range that exactly matches the queried IP address range

Associated reverse domain

Returns IP address range and associated reverse domain

For more information see: