APNIC - Query the APNIC Whois Database

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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 '143.248.0.0 - 143.248.255.255'

% Abuse contact for '143.248.0.0 - 143.248.255.255' is 'irt@nic.or.kr'

inetnum:        143.248.0.0 - 143.248.255.255
netname:        KAIST
descr:          Korea Advanced Institute of Science and Technology
admin-c:        IM762-AP
tech-c:         IM762-AP
country:        KR
status:         ALLOCATED PORTABLE
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
last-modified:  2017-01-24T02:13:14Z
source:         APNIC

irt:            IRT-KRNIC-KR
address:        Jeollanam-do Naju-si Jinheung-gil
e-mail:         irt@nic.or.kr
abuse-mailbox:  irt@nic.or.kr
admin-c:        IM574-AP
tech-c:         IM574-AP
auth:           # Filtered
remarks:        irt@nic.or.kr was validated on 2020-04-09
mnt-by:         MNT-KRNIC-AP
last-modified:  2021-06-15T06:21:49Z
source:         APNIC

person:         IP Manager
address:        Daejeon Yuseong-gu Daehak-ro 291
country:        KR
phone:          +82-42-350-5685
e-mail:         choichoijae@kaist.ac.kr
nic-hdl:        IM762-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2023-08-23T09:00:04Z
source:         APNIC

% Information related to '143.248.0.0 - 143.248.255.255'

inetnum:        143.248.0.0 - 143.248.255.255
netname:        KAIST-KR
descr:          Korea Advanced Institute of Science and Technology
country:        KR
admin-c:        166-KR
tech-c:         166-KR
status:         ALLOCATED PORTABLE
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
remarks:        This information has been partially mirrored by APNIC from
remarks:        KRNIC. To obtain more specific information, please use the
remarks:        KRNIC whois server at whois.kisa.or.kr.
changed:        hostmaster@nic.or.kr
source:         KRNIC

person:         IP Manager
address:        Daejeon Yuseong-gu Daehak-ro 291
address:        KAIST
country:        KR
phone:          +82-42-350-5685
e-mail:         choichoijae@kaist.ac.kr
nic-hdl:        166-KR
mnt-by:         MNT-KRNIC-AP
changed:        hostmaster@nic.or.kr
source:         KRNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-AU1)
  • Bold: Object type.
  • Underlined: Primary key(s).
  • Hyperlinks: Searchable Attributes.
5 records found for '143.248.39.81'
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: