% 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 '192.38.128.0 - 192.38.255.255'

% Abuse contact for '192.38.128.0 - 192.38.255.255' is 'abuse@telenor.dk'

inetnum:        192.38.128.0 - 192.38.255.255
netname:        DK-NETCOM-19971003
country:        DK
org:            ORG-SA20-RIPE
admin-c:        SONO2-RIPE
tech-c:         DMT2-RIPE
status:         LEGACY
mnt-by:         RIPE-NCC-LEGACY-MNT
mnt-by:         TELE2-MNT
mnt-by:         AS6785-MNT
mnt-by:         AS9158-MNT
mnt-routes:     TELE2-MNT
mnt-routes:     AS6785-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2016-04-13T10:06:39Z
source:         RIPE # Filtered

organisation:   ORG-SA20-RIPE
org-name:       Telenor A/S
country:        DK
org-type:       LIR
address:        Skelagervej 9
address:        DK-9000
address:        Aalborg
address:        DENMARK
phone:          +45 72100100
fax-no:         +45 72120010
admin-c:        DMT2-RIPE
admin-c:        KEV305-RIPE
admin-c:        JALE4-RIPE
tech-c:         KEV305-RIPE
tech-c:         JALE4-RIPE
abuse-c:        TAC18-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        AS9158-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         AS9158-MNT
created:        2004-04-17T11:14:44Z
last-modified:  2023-12-06T11:10:45Z
source:         RIPE # Filtered

role:           TELENOR DENMARK RIPE CONTACT
address:        TELENOR A/S
address:        Skelagervej 9
address:        DK-9000 Aalborg
address:        Denmark
phone:          +45 72 10 01 00
remarks:        trouble: CUSTOMER SERVICE, PLEASE E-MAIL KUNDESERVICE@TELENOR.DK
remarks:        trouble: HOSTMASTER QUESTIONS, PLEASE E-MAIL HOSTMASTER@TELENOR.DK
remarks:        trouble: RIPE QUESTIONS, PLEASE E-MAIL RIPE@TELENOR.DK
remarks:        trouble: ABUSE, PLEASE E-MAIL ABUSE@TELENOR.DK
admin-c:        SONO2-RIPE
tech-c:         SONO2-RIPE
tech-c:         KEV305-RIPE
tech-c:         JALE4-RIPE
tech-c:         LZC1-RIPE
nic-hdl:        DMT2-RIPE
mnt-by:         SONOFON-NOC
mnt-by:         AS9158-MNT
created:        2002-08-19T08:03:22Z
last-modified:  2023-03-27T12:56:11Z
source:         RIPE # Filtered

role:           TELENOR HOSTMASTER
address:        Telenor A/S
address:        Skelagervej 9
address:        DK-9000 Aalborg
address:        Denmark
phone:          +45 72 12 12 12
fax-no:         +45 72 12 70 70
remarks:        trouble: CUSTOMER SERVICE, PLEASE E-MAIL KUNDESERVICE@TELENOR.DK
remarks:        trouble: HOSTMASTER QUESTIONS, PLEASE E-MAIL HOSTMASTER@TELENOR.DK
remarks:        trouble: RIPE QUESTIONS, PLEASE E-MAIL RIPE@TELENOR.DK
remarks:        trouble: ABUSE, PLEASE E-MAIL ABUSE@TELENOR.DK
admin-c:        KEV305-RIPE
admin-c:        JALE4-RIPE
tech-c:         LZC1-RIPE
tech-c:         KEV305-RIPE
tech-c:         JALE4-RIPE
nic-hdl:        SONO2-RIPE
mnt-by:         SONOFON-NOC
created:        2002-05-21T08:02:45Z
last-modified:  2023-03-27T13:00:43Z
source:         RIPE # Filtered

% Information related to '192.38.128.0/17AS9158'

route:          192.38.128.0/17
descr:          Telenor Denmark
origin:         AS9158
remarks:        +--------------------------------
remarks:        | NB! In case of abuse, please   |
remarks:        |     contact abuse@telenor.dk |
remarks:        +--------------------------------
mnt-by:         AS6785-MNT
created:        2011-09-06T13:32:36Z
last-modified:  2011-09-06T13:32:36Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.111 (SHETLAND)

Search for
IP address lookups			Miscellaneous queries
-l	1st level less specific		-i	Inverse attributes	None admin-c admin-c,tech-c,zone-c author cross-mnt cross-nfy local-as mbrs-by-ref member-of mnt-by mnt-lower mnt-nfy mnt-routes notify nserver origin person referral-by rev-srv sub-dom tech-c upd-to zone-c
-L	All less specific		-T	Object types	All as-block as-set aut-num domain filter-set inet-rtr inet6num inetnum irt key-cert mntner peering-set person role route route-set rtr-set
-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