21439 MORGAN-STANLEY, GB
Adjacency: 4 Upstream: 4 Downstream: 0
Upstream Adjacent AS list
AS702 UUNET, US
AS8220 COLT COLT Technology Services Group Limited, GB
AS1273 CW Vodafone Group PLC, EU
AS3356 LEVEL3, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 10600 AS21439 ORIGIN Originate: 9472 /18.79 Transit: 0 /0.00 MORGAN-STANLEY, GB
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 36017 AS21439 MORGAN-STANLEY, GB 6 0 0 6 0 0.00% Prefix AS Path Aggregation Suggestion 138.20.185.0/24 7018 3356 21439 170.74.208.0/24 7018 3356 21439 193.240.169.0/24 7018 3356 21439 198.187.12.0/24 37100 8220 21439 199.5.0.0/24 7018 3356 21439 205.228.64.0/19 37100 8220 21439
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS21439 6 More Specifics 6 Total Advertisements MORGAN-STANLEY, GB
138.20.185.0/24 138.20.0.0/16
170.74.208.0/24 170.74.0.0/16
193.240.169.0/24 193.240.0.0/16
198.187.12.0/24 198.187.8.0/21
199.5.0.0/24 199.5.0.0/21
205.228.64.0/19 205.228.0.0/14
whois: 402590
IANA has recorded AS21439 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS21439\n % This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html
% Note: this output has been filtered.
% Information related to 'AS21392 - AS21451'
as-block: AS21392 - AS21451
descr: RIPE NCC ASN block
remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by: RIPE-NCC-HM-MNT
created: 2018-11-22T15:27:28Z
last-modified: 2018-11-22T15:27:28Z
source: RIPE
% Information related to 'AS21439'
% Abuse contact for 'AS21439' is 'abuse@colt.net'
aut-num: AS21439
as-name: MORGAN-STANLEY
org: ORG-MSCI1-RIPE
import: from AS1273 action pref =100; accept ANY
import: from AS8220 action pref =100; accept ANY
import: from AS702 action pref =100; accept ANY
import: from AS3356 action pref =100; accept ANY
export: to AS1273 announce AS21439
export: to AS8220 announce AS21439
export: to AS702 announce AS21439
export: to AS3356 announce AS21439
admin-c: TM240-RIPE
tech-c: LIA40-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: MORGSTAN-MNT
created: 2001-12-10T16:18:30Z
last-modified: 2018-09-04T09:52:59Z
source: RIPE # Filtered
sponsoring-org: ORG-CI9-RIPE
organisation: ORG-MSCI1-RIPE
org-name: Morgan Stanley & Co. International PLC
country: GB
reg-nr: 02068222
org-type: OTHER
address: London, UK
abuse-c: AR28616-RIPE
mnt-ref: COLT-UK
mnt-by: COLT-UK
created: 2013-05-27T08:48:00Z
last-modified: 2026-05-13T06:04:27Z
source: RIPE # Filtered
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
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% This query was served by the RIPE Database Query Service version 1.122.1 (SHETLAND)