20900 AS-IMSNETORKS IMSNETWORKS, FR
Adjacency: 9 Upstream: 3 Downstream: 6
Upstream Adjacent AS list
AS174 COGENT-174 - Cogent Communications, LLC, US
AS3356 LEVEL3 - Level 3 Parent, LLC, US
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A., IT
Downstream Adjacent AS list
AS204516 CAPLASER, FR
AS198340 AIRFRANCE-AS, FR
AS204212 AS_LYREG3, FR
AS209483 ALBIANT-IT, FR
AS47233 SERC, FR
AS50758 AIRBUS-DEFENCE-AND-SPACE, FR
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 2641 AS20900 ORG+TRN Originate: 83200 /15.66 Transit: 7936 /19.05 AS-IMSNETORKS IMSNETWORKS, FR
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 % 4269 AS20900 AS-IMSNETORKS IMSNETWORKS, FR 25 12 0 13 12 48.00% Prefix AS Path Aggregation Suggestion 31.217.232.0/21 4777 2516 6762 20900 31.217.233.0/24 4777 2516 6762 20900 - Withdrawn - matching aggregate 31.217.232.0/21 4777 2516 6762 20900 91.214.114.0/23 4777 2516 6762 20900 91.231.175.0/24 4777 2516 6762 20900 137.129.0.0/16 4777 2497 3356 20900 137.129.9.0/24 4777 2497 3356 20900 - Withdrawn - matching aggregate 137.129.0.0/16 4777 2497 3356 20900 137.129.15.0/24 4777 2497 3356 20900 - Withdrawn - matching aggregate 137.129.0.0/16 4777 2497 3356 20900 137.129.43.0/24 4777 2497 3356 20900 - Withdrawn - matching aggregate 137.129.0.0/16 4777 2497 3356 20900 137.129.63.0/24 4777 2497 3356 20900 - Withdrawn - matching aggregate 137.129.0.0/16 4777 2497 3356 20900 137.129.232.0/23 4777 2497 3356 20900 - Withdrawn - matching aggregate 137.129.0.0/16 4777 2497 3356 20900 137.129.234.0/23 4777 2497 3356 20900 - Withdrawn - matching aggregate 137.129.0.0/16 4777 2497 3356 20900 137.129.236.0/23 4777 2497 3356 20900 - Withdrawn - matching aggregate 137.129.0.0/16 4777 2497 3356 20900 176.111.246.0/24 4777 2497 3356 20900 185.182.252.0/22 4777 2516 6762 20900 185.182.252.0/24 4777 2516 6762 20900 - Withdrawn - matching aggregate 185.182.252.0/22 4777 2516 6762 20900 194.4.7.0/24 4777 2516 6762 20900 194.4.10.0/24 4777 2497 3356 20900 194.4.12.0/24 4777 2497 3356 20900 194.4.13.0/24 4777 2516 6762 20900 213.190.64.0/19 4777 2516 6762 20900 213.190.64.0/24 4777 2516 6762 20900 - Withdrawn - matching aggregate 213.190.64.0/19 4777 2516 6762 20900 213.190.65.0/24 4777 2516 6762 20900 - Withdrawn - matching aggregate 213.190.64.0/19 4777 2516 6762 20900 213.190.69.0/24 4608 7575 3356 20900 213.190.76.0/24 4777 2497 3356 20900 213.190.88.0/24 4777 2516 6762 20900 - Withdrawn - matching aggregate 213.190.64.0/19 4777 2516 6762 20900
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS20900 17 More Specifics 25 Total Advertisements AS-IMSNETORKS IMSNETWORKS, FR
31.217.233.0/24 31.217.232.0/21
137.129.9.0/24 137.129.0.0/16
137.129.15.0/24 137.129.0.0/16
137.129.43.0/24 137.129.0.0/16
137.129.63.0/24 137.129.0.0/16
137.129.232.0/23 137.129.0.0/16
137.129.234.0/23 137.129.0.0/16
137.129.236.0/23 137.129.0.0/16
185.182.252.0/24 185.182.252.0/22
194.4.10.0/24 194.4.10.0/22
194.4.12.0/24 194.4.10.0/22
194.4.13.0/24 194.4.10.0/22
213.190.64.0/24 213.190.64.0/19
213.190.65.0/24 213.190.64.0/19
213.190.69.0/24 213.190.64.0/19
213.190.76.0/24 213.190.64.0/19
213.190.88.0/24 213.190.64.0/19
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 137.129.0.0/16 Announced
+ 137.129.9.0/24 Announced
+ 137.129.15.0/24 Announced
+ 137.129.43.0/24 Announced
+ 137.129.63.0/24 Announced
+ 137.129.232.0/23 Announced
+ 137.129.234.0/23 Announced
+ 137.129.236.0/23 Announced
whois: 402332
IANA has recorded AS20900 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS20900\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 'AS20859 - AS20927'
as-block: AS20859 - AS20927
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: 2018-11-22T15:27:27Z
last-modified: 2018-11-22T15:27:27Z
source: RIPE
% Information related to 'AS20900'
% Abuse contact for 'AS20900' is 'abuse@imsnetworks.com'
aut-num: AS20900
as-name: AS-IMSNETORKS
descr: IMSNETWORKS
remarks: Import from transit
import: from AS3356 accept ANY
import: from AS8218 accept ANY
import: from AS47233 accept AS47233
import: from AS50758 accept AS50758
import: from AS34493 accept AS34493
import: from AS206965 accept AS206965
import: from AS43342 accept AS43342 and AS209483
import: from AS206865 accept AS206865
import: from AS12645 accept AS12645
import: from AS43342 accept AS43342
remarks: Import from peering
import: from AS47184 accept ANY
import: from AS15557 accept AS20900:RS-NEUF-DSL-DCM
import: from AS6939 accept AS6639
import: from AS2200 accept AS2200
import: from AS204212 accept AS204212
import: from AS28435 accept AS28435
import: from AS49441 accept AS49441
remarks: Export to transit
export: to AS8218 announce AS-20900
export: to AS3356 announce AS-20900
export: to AS2914 announce AS-20900
remarks: Export to clients and peers
export: to AS34493 announce ANY
export: to AS50758 announce ANY
export: to AS47835 announce ANY
export: to AS47233 announce ANY
export: to AS50758 announce ANY
export: to AS206865 announce ANY
export: to AS198239 announce ANY
export: to AS43342 announce ANY
export: to AS15557 announce AS20900:RS-IMS-RAD-LNS
export: to AS47184 announce AS-20900
export: to AS8839 announce AS-20900
export: to AS2200 announce AS-20900
export: to AS43342 announce ANY
export: to AS204212 announce ANY
export: to AS49441 announce ANY
org: ORG-INS26-RIPE
admin-c: HVN31-RIPE
tech-c: HVN31-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: mnt-fr-imsnetworks-1
created: 1970-01-01T00:00:00Z
last-modified: 2024-02-02T15:00:50Z
source: RIPE # Filtered
organisation: ORG-INS26-RIPE
org-name: IMS Networks SAS
country: FR
org-type: LIR
address: 9 AVENUE DE LA MONTAGNE NOIRE
address: 81100
address: Castres
address: FRANCE
phone: +33563735013
admin-c: HVN31-RIPE
admin-c: HVN31-RIPE
tech-c: HVN31-RIPE
abuse-c: AR52306-RIPE
mnt-ref: mnt-fr-imsnetworks-1
mnt-by: RIPE-NCC-HM-MNT
mnt-by: mnt-fr-imsnetworks-1
created: 2019-04-26T13:26:54Z
last-modified: 2021-03-30T19:10:40Z
source: RIPE # Filtered
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
%
% Queries from your IP address have passed the daily limit of controlled objects.
% Access from your host has been temporarily denied.
% For more information, see
% https://docs.db.ripe.net/FAQ/#why-did-i-receive-an-error-201-access-denied
% This query was served by the RIPE Database Query Service version 1.121.2 (BUSA)