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.ripe.net
% This is the RIPE Database query service.
% The objects are in RPSL format.
% The RIPE Database is subject to Terms and Conditions.
% See http://www.ripe.net/db/support/db-terms-conditions.pdf
% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.
% Information related to ' -'
% Abuse contact for ' -' is 'info@ip4isp.net'
inetnum: -
netname:        IP4ISP-BACKER-NET
descr:          BACKER COMPUTER s.r.o main block from IP4ISP z.s.p.o
country:        CZ
admin-c:        PR3533-RIPE
tech-c:         PR3533-RIPE
status:         LIR-PARTITIONED PA
mnt-by:         MNT-NECOSS
created:        2021-04-21T10:01:58Z
last-modified:  2021-04-21T10:01:58Z
source:         RIPE
person:         Pavel RERABEK
address:        BACKER COMPUTER s.r.o.
address:        Manesova 345/13
address:        Ceske Budejovice
address:        370 01
address:        Czech Republic
fax-no:         +420 385 731 690
phone:          +420 777 701 981
nic-hdl:        PR3533-RIPE
created:        2006-05-16T16:42:25Z
last-modified:  2020-06-04T07:43:15Z
source:         RIPE # Filtered
mnt-by:         MNT-NECOSS
% Information related to ''
descr:          IP4ISP z.s.p.o. network route
origin:         AS49985
mnt-by:         MNT-NECOSS
mnt-by:         MNT-KAORA
mnt-by:         MNT-ARAKIS
created:        2009-11-15T21:50:31Z
last-modified:  2014-01-07T14:27:37Z
source:         RIPE
% This query was served by the RIPE Database Query Service version 1.103 (BLAARKOP)
  • Bold: Object type.
  • Underlined: Primary key(s).
  • Hyperlinks: Searchable Attributes.
3 records found for ''
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: