% 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 '84.19.212.0 - 84.19.212.255'

% Abuse contact for '84.19.212.0 - 84.19.212.255' is 'abuse@1und1.net'

inetnum:        84.19.212.0 - 84.19.212.255
netname:        CHEMTEL-CUSTOMER-SYS-C
descr:          Stadt Chemnitz
descr:          Markt 1
descr:          09111 Chemnitz
country:        DE
admin-c:        KL1170-RIPE
tech-c:         KL1170-RIPE
status:         ASSIGNED PA
mnt-by:         VT-MNT
mnt-lower:      VT-MNT
created:        2006-08-25T13:11:24Z
last-modified:  2007-09-24T10:50:05Z
source:         RIPE # Filtered

person:         Klemens Lindenthal
address:        Stadt Chemnitz
address:        Amt für Organisation und Informationsverarbeitung
address:        Markt 1
address:        D-09111 Chemnitz
address:        Germany
phone:          +49 371 488 1843
fax-no:         +49 371 488 1899
mnt-by:         ENVIA-TEL-MNT
nic-hdl:        KL1170-RIPE
created:        2006-01-27T16:33:20Z
last-modified:  2006-01-27T16:33:20Z
source:         RIPE # Filtered

% Information related to '84.19.192.0/19AS8881'

route:          84.19.192.0/19
descr:          Versatel Deutschland
origin:         AS8881
mnt-by:         VT-ENGI-MNT
created:        2010-02-17T07:35:59Z
last-modified:  2010-02-17T07:35:59Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.113.2 (DEXTER)

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