APNIC - Query the APNIC Whois Database

To assist you with debugging problems, this whois query was received from IP Address
[216.73.216.137]

% 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:        9, Jinheung-gil, Naju-si, Jeollanam-do
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:  2025-09-04T01:00:01Z
source:         APNIC
person:         IP Manager
address:        Daejeon Yuseong-gu Daehak-ro 291
country:        KR
phone:          +82-42-350-2412
e-mail:         network@kaist.ac.kr
nic-hdl:        IM762-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2025-03-13T01:38:02Z
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
changed:        hostmaster@nic.or.kr 20240912
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.
source:         KRNIC
% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-AU4)
  • Bold: Object type.
  • Underlined: Primary key(s).
  • Hyperlinks: Searchable Attributes.
4 records found for '143.248.139.168'
Search for  
IP address lookups Miscellaneous queries
-l

1st level less specific

-i

Inverse attributes

-L

All less specific

-T

Object types

-m

1st level more specific

-M

All more specific

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

-d

Associated reverse domain

For more information see: