APNIC - Query the APNIC Whois Database

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% APNIC found the following authoritative answer from: whois.ripe.net

% This is the RIPE Database query service.
% The objects are in RPSL format.
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% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to '212.121.5.0 - 212.121.5.255'

% Abuse contact for '212.121.5.0 - 212.121.5.255' is 'irt@jisc.ac.uk'

inetnum:        212.121.5.0 - 212.121.5.255
netname:        HERTREG-03
descr:          Hertford Regional College
country:        GB
admin-c:        DD4767-RIPE
admin-c:        PD339-RIPE
tech-c:         DD4767-RIPE
tech-c:         PD339-RIPE
status:         ASSIGNED PA
mnt-by:         JANET-HOSTMASTER
created:        2015-02-10T11:02:38Z
last-modified:  2015-02-10T11:02:38Z
source:         RIPE

person:         David Dickinson
address:        Hertford Regional College
address:        The Springs
address:        Broxbourne
address:        Hertfordshire
address:        EN10 6AE
address:        United Kingdom
phone:          +44 1992 411 400
fax-no:         +44 1992 411 501
nic-hdl:        DD4767-RIPE
mnt-by:         JANET-HOSTMASTER
created:        2011-09-14T09:00:00Z
last-modified:  2011-09-14T09:00:00Z
source:         RIPE # Filtered

person:         Peter Dutton
address:        Network Operations Centre
address:        Hertford Regional College
address:        Broxbourne Centre
address:        Turnford
address:        Hertfordshire
address:        EN10 6AE
phone:          +44 1992 411 501
fax-no:         +44 1992 411 466
nic-hdl:        PD339-RIPE
mnt-by:         JANET-HOSTMASTER
created:        2001-10-29T17:30:14Z
last-modified:  2001-10-29T17:30:14Z
source:         RIPE # Filtered

% Information related to '212.121.0.0/19AS786'

route:          212.121.0.0/19
descr:          JANET
descr:          JANET(UK) Network Operations Centre
descr:          100 Gray's Inn Road
descr:          London WC1X 8AL
descr:          United Kingdom
origin:         AS786
mnt-by:         JIPS-NOSC
created:        1970-01-01T00:00:00Z
last-modified:  2015-02-09T15:46:20Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.111 (ABERDEEN)
  • Bold: Object type.
  • Underlined: Primary key(s).
  • Hyperlinks: Searchable Attributes.
4 records found for '212.121.5.227'
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: