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

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% Information related to 'MNT-ERX-MBSALES-NON-HK'

mntner:         MNT-ERX-MBSALES-NON-HK
descr:          maintainer for MBSALESHK and associated nic-hdl
admin-c:        WJ411-AP
tech-c:         WJ411-AP
notify:         no-email-erx@apnic.net
mnt-by:         MNT-ERX-MBSALES-NON-HK
upd-to:         no-email-erx@apnic.net
auth:           # Filtered
referral-by:    APNIC-HM
remarks:        ----------
remarks:        synthesized from ARIN objects:
remarks:        during import of network 198.99.173.0 - 198.99.173.255
remarks:        ----------
last-modified:  2008-09-04T07:28:54Z
source:         APNIC

person:         William Johnson
address:        M-B Sales
                777 Oakmont Lane, Suite 1600
country:        US
phone:          +1-708-986-2300
fax-no:         +1-708-920-5936
e-mail:         no-email-erx@apnic.net
nic-hdl:        WJ411-AP
remarks:        ----------
remarks:        imported from ARIN object:
remarks:
remarks:        poc-handle:  WDJ-ARIN
remarks:        is-role:     N
remarks:        last-name:   Johnson
remarks:        first-name:  William
remarks:        middle-name: D.
remarks:        street:      M-B Sales
                777 Oakmont Lane, Suite 1600
remarks:        city:        Westmont
remarks:        state-prov:  IL
remarks:        postal-code: 60559-5511
remarks:        country:     US
remarks:        fax-phone:   +1-708-920-5936
remarks:        bus-phone:   +1-708-986-2300
remarks:        reg-date:    1993-04-16
remarks:        changed:     hostmaster@arin.poc 19930416
remarks:        source:      ARIN
remarks:
remarks:        ----------
notify:         no-email-erx@apnic.net
mnt-by:         MNT-ERX-MBSALES-NON-HK
last-modified:  2008-09-04T07:32:50Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-AU1)

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