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 https://apps.db.ripe.net/docs/HTML-Terms-And-Conditions
% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.
% Information related to '2001:638:50d::/48'
% Abuse contact for '2001:638:50d::/48' is 'abuse@dfn.de'
inet6num:       2001:638:50d::/48
netname:        TUDO-LAN
descr:          Technische Universitaet Dortmund
descr:          ITMC - IT & medien centrum
country:        DE
admin-c:        CK2168-RIPE
tech-c:         CS870-RIPE
tech-c:         CK2168-RIPE
tech-c:         TS39248-RIPE
status:         ASSIGNED
mnt-by:         DFN-LIR-MNT
mnt-by:         AS3227-MNT
created:        2011-06-30T12:23:11Z
last-modified:  2018-12-17T16:06:50Z
source:         RIPE # Filtered
person:         Christian Kober
address:        Technische Universitaet Dortmund
address:        IT & Medien Centrum (ITMC)
address:        Otto-Hahn-Str. 12
address:        44227 Dortmund
address:        Germany
phone:          +49 231 755 5152
fax-no:         +49 231 755 2731
nic-hdl:        CK2168-RIPE
mnt-by:         DFN-NTFY
mnt-by:         AS3227-MNT
created:        2011-06-30T12:23:11Z
last-modified:  2018-12-05T13:05:46Z
source:         RIPE # Filtered
person:         Christian Schneider
address:        Technische Universitaet Dortmund
address:        it & medien centrum (ITMC)
address:        D-44221 Dortmund
address:        Germany
phone:          +49 231 755 6430
fax-no:         +49 231 755 2731
nic-hdl:        CS870-RIPE
mnt-by:         AS3227-MNT
mnt-by:         DFN-LIR-MNT
created:        2002-04-04T13:22:17Z
last-modified:  2015-07-03T09:21:48Z
source:         RIPE # Filtered
person:         Tobias Schmeisser
address:        Technische Universitaet Dortmund
address:        IT & Medien Centrum (ITMC)
address:        Otto-Hahn-Str. 12
address:        44227 Dortmund
phone:          +49 231 755 2098
nic-hdl:        TS39248-RIPE
mnt-by:         AS3227-MNT
created:        2018-12-17T06:24:47Z
last-modified:  2018-12-17T06:24:47Z
source:         RIPE # Filtered
% Information related to '2001:638::/32AS680'
route6:         2001:638::/32
descr:          DFN-V6-AGG1
origin:         AS680
mnt-by:         DFN-MNT
mnt-routes:     ESANIC-MNT { 2001:638:30d::/48 }
created:        2005-06-23T15:23:59Z
last-modified:  2014-12-11T12:25:57Z
source:         RIPE
% This query was served by the RIPE Database Query Service version 1.112 (ABERDEEN)
  • Bold: Object type.
  • Underlined: Primary key(s).
  • Hyperlinks: Searchable Attributes.
5 records found for '2001:638:50D:3:9DB0:CDF3:A450:6F75'
Search for  
IP address lookups Miscellaneous queries
-l

1st level less specific

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

-i

Inverse attributes

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

All less specific

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

-T

Object types

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

1st level more specific

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

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

-x

Exact match only

Returns address range that exactly matches the queried IP address range
-d

Associated reverse domain

Returns IP address range and associated reverse domain

For more information see: