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 'AS196608 - AS207419'
as-block:       AS196608 - AS207419
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2022-08-23T17:19:53Z
last-modified:  2022-08-23T17:19:53Z
source:         RIPE
% Information related to 'AS197451'
% Abuse contact for 'AS197451' is 'abuse@vutbr.cz'
aut-num:        AS197451
as-name:        VUTBR-AS
org:            ORG-BUOT1-RIPE
import:         from AS2852 accept ANY
import:         from AS6830 accept ANY
import:         from AS2819 accept ANY
import:         from AS60143 accept AS-BR-IX-RS
import:         from AS15935 accept ANY
export:         to AS2852 announce AS-VUTBR
export:         to AS6830 announce AS-VUTBR
export:         to AS2819 announce AS-VUTBR
export:         to AS60143 announce AS-VUTBR
export:         to AS15935 announce AS-VUTBR
mp-import:      afi ipv6 from AS2852 accept ANY
mp-import:      afi ipv4 from AS2852 accept ANY
mp-export:      afi ipv6 to AS2852 announce AS197451
mp-export:      afi ipv4 to AS2852 announce AS197451
admin-c:        CA6319-RIPE
tech-c:         CA6319-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         VUTBR-MNT
created:        2010-12-08T11:00:29Z
last-modified:  2018-09-04T10:56:36Z
source:         RIPE
remarks:        ====================================================
remarks:        Imported from:
remarks:        rt:197451:100 - Exchange points + direct peering
remarks:        rt:197451:101 - NIX.CZ
remarks:        rt:197451:103 - SIX.SK
remarks:        rt:197451:104 - NIX.SK
remarks:        rt:197451:105 - BR-IX
remarks:        rt:197451:106 - Peering.cz
remarks:        rt:197451:199 - direct peering
remarks:        rt:197451:200 - Transit upstreams
remarks:        rt:197451:201 - Liberty Global
remarks:        rt:197451:202 - T-Mobile
remarks:        rt:197451:203 - CESNET
remarks:        rt:197451:300 - Customers
remarks:        rt:197451:301 - Internal networks
remarks:        Export to:
remarks:        rt:197451:100x - exchange points + direct peering
remarks:        rt:197451:1000 - shorten path to IXP
remarks:        rt:197451:200x - transit upstreams
remarks:        where x is the number of prepends of AS197451
remarks:        (1-3; 9 - not anounce)
remarks:        =====================================================
organisation:   ORG-BUOT1-RIPE
org-name:       Brno University of Technology
country:        CZ
org-type:       LIR
address:        Antoninska 548/1
address:        60190
address:        Brno
address:        CZECH REPUBLIC
phone:          +420541145453
abuse-c:        CA6319-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        VUTBR-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         VUTBR-MNT
created:        2014-06-27T15:02:34Z
last-modified:  2023-07-28T06:09:05Z
source:         RIPE # Filtered
role:           Brno University of Technology - Backbone Admins
address:        Brno University of Technology
address:        Antoninska 1
address:        601 90 Brno
address:        The Czech Republic
phone:          +420 541145453
phone:          +420 723047787
nic-hdl:        CA6319-RIPE
mnt-by:         VUT-BATCH-MNT
mnt-by:         VUTBR-MNT
created:        2015-01-30T08:31:35Z
last-modified:  2023-07-28T06:06:12Z
source:         RIPE # Filtered
abuse-mailbox:  abuse@vutbr.cz
% This query was served by the RIPE Database Query Service version 1.107 (ABERDEEN)
  • Bold: Object type.
  • Underlined: Primary key(s).
  • Hyperlinks: Searchable Attributes.
4 records found for 'AS197451'
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: