20521 ASN-BELLNET, MT
Adjacency: 7 Upstream: 4 Downstream: 3
Upstream Adjacent AS list
AS19551 INCAPSULA, US
AS1299 TWELVE99 Arelion, fka Telia Carrier, SE
AS33874 VFM-AS Epic Communications Limited, MT
AS3356 LEVEL3, US
Downstream Adjacent AS list
AS51166 IXARIS-MT-AS, MT
AS60507 HML2-EUR-AS, GB
AS201711 MOZZ-MALTA, RS
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 5026 AS20521 ORG+TRN Originate: 36608 /16.84 Transit: 2048 /21.00 ASN-BELLNET, MT
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 % 5456 AS20521 ASN-BELLNET, MT 27 11 2 18 9 33.33% Prefix AS Path Aggregation Suggestion 37.114.72.0/21 49788 1299 20521 37.114.72.0/21 7018 3356 20521 + Announce - aggregate of 37.114.72.0/22 (7018 3356 20521) and 37.114.76.0/22 (7018 3356 20521) 37.114.72.0/22 7018 3356 20521 - Withdrawn - aggregated with 37.114.76.0/22 (7018 3356 20521) 37.114.76.0/22 7018 3356 20521 - Withdrawn - aggregated with 37.114.72.0/22 (7018 3356 20521) 37.114.76.0/24 6939 6758 33874 20521 78.110.16.0/20 49788 1299 20521 78.110.16.0/22 49788 1299 20521 - Withdrawn - matching aggregate 78.110.16.0/20 49788 1299 20521 78.110.20.0/22 7018 3356 20521 78.110.22.0/24 6939 19551 20521 78.110.24.0/22 49788 1299 20521 - Withdrawn - matching aggregate 78.110.16.0/20 49788 1299 20521 78.110.28.0/22 7018 3356 20521 80.245.208.0/20 7018 3356 20521 80.245.208.0/22 7018 3356 20521 - Withdrawn - matching aggregate 80.245.208.0/20 7018 3356 20521 80.245.212.0/22 7018 3356 20521 - Withdrawn - matching aggregate 80.245.208.0/20 7018 3356 20521 80.245.216.0/21 7018 3356 20521 - Withdrawn - matching aggregate 80.245.208.0/20 7018 3356 20521 95.131.232.0/21 49788 1299 20521 95.131.232.0/21 7018 3356 20521 + Announce - aggregate of 95.131.232.0/22 (7018 3356 20521) and 95.131.236.0/22 (7018 3356 20521) 95.131.232.0/22 7018 3356 20521 - Withdrawn - aggregated with 95.131.236.0/22 (7018 3356 20521) 95.131.236.0/22 7018 3356 20521 - Withdrawn - aggregated with 95.131.232.0/22 (7018 3356 20521) 185.56.252.0/22 49788 1299 20521 185.56.252.0/23 7018 3356 20521 185.56.254.0/23 49788 1299 20521 - Withdrawn - matching aggregate 185.56.252.0/22 49788 1299 20521 185.173.227.0/24 7018 3356 20521 195.38.30.0/24 7018 3356 20521 213.169.151.0/24 7018 3356 20521 217.168.160.0/20 49788 1299 20521 217.168.160.0/21 7018 3356 20521 217.168.168.0/21 49788 1299 20521 - Withdrawn - matching aggregate 217.168.160.0/20 49788 1299 20521 217.168.172.0/23 7018 3356 20521
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS20521 61 More Specifics 69 Total Advertisements ASN-BELLNET, MT
37.114.72.0/22 37.114.72.0/21
37.114.76.0/22 37.114.72.0/21
37.114.76.0/24 37.114.72.0/21
37.114.77.0/24 37.114.72.0/21
37.114.79.0/24 37.114.72.0/21
78.110.16.0/24 78.110.16.0/20
78.110.17.0/24 78.110.16.0/20
78.110.18.0/24 78.110.16.0/20
78.110.19.0/24 78.110.16.0/20
78.110.20.0/22 78.110.16.0/20
78.110.22.0/24 78.110.16.0/20
78.110.24.0/22 78.110.16.0/20
78.110.27.0/24 78.110.16.0/20
78.110.28.0/22 78.110.16.0/20
80.245.208.0/21 80.245.208.0/20
80.245.208.0/22 80.245.208.0/20
80.245.208.0/23 80.245.208.0/20
80.245.209.0/24 80.245.208.0/20
80.245.210.0/23 80.245.208.0/20
80.245.210.0/24 80.245.208.0/20
80.245.211.0/24 80.245.208.0/20
80.245.212.0/22 80.245.208.0/20
80.245.212.0/23 80.245.208.0/20
80.245.212.0/24 80.245.208.0/20
80.245.213.0/24 80.245.208.0/20
80.245.214.0/23 80.245.208.0/20
80.245.214.0/24 80.245.208.0/20
80.245.215.0/24 80.245.208.0/20
80.245.216.0/21 80.245.208.0/20
80.245.216.0/22 80.245.208.0/20
80.245.216.0/23 80.245.208.0/20
80.245.216.0/24 80.245.208.0/20
80.245.217.0/24 80.245.208.0/20
80.245.218.0/23 80.245.208.0/20
80.245.218.0/24 80.245.208.0/20
80.245.219.0/24 80.245.208.0/20
80.245.220.0/22 80.245.208.0/20
80.245.220.0/23 80.245.208.0/20
80.245.220.0/24 80.245.208.0/20
80.245.221.0/24 80.245.208.0/20
80.245.222.0/23 80.245.208.0/20
80.245.222.0/24 80.245.208.0/20
80.245.223.0/24 80.245.208.0/20
82.118.228.0/24 82.118.224.0/19
95.129.34.0/23 95.129.32.0/21
95.129.38.0/23 95.129.32.0/21
95.131.232.0/22 95.131.232.0/21
95.131.236.0/22 95.131.232.0/21
185.56.252.0/23 185.56.252.0/22
185.56.254.0/23 185.56.252.0/22
185.56.255.0/24 185.56.252.0/22
185.173.227.0/24 185.173.224.0/22
213.169.151.0/24 213.169.128.0/19
217.168.160.0/21 217.168.160.0/20
217.168.164.0/23 217.168.160.0/20
217.168.166.0/24 217.168.160.0/20
217.168.167.0/24 217.168.160.0/20
217.168.168.0/21 217.168.160.0/20
217.168.168.0/24 217.168.160.0/20
217.168.170.0/24 217.168.160.0/20
217.168.172.0/23 217.168.160.0/20
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 195.10.192.0/24 Announced
whois: 402551
IANA has recorded AS20521 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS20521\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 'AS20485 - AS20857'
as-block: AS20485 - AS20857
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 'AS20521'
% Abuse contact for 'AS20521' is 'abuse@bell.net.mt'
aut-num: AS20521
org: ORG-CAT1-RIPE
as-name: ASN-BELLNET
import: from AS15735 accept AS15735
import: from AS33874 accept AS33874
import: from AS1299 accept AS1299
import: from AS3356 accept AS3356
import: from AS14537 accept AS14537
import: from AS43916 accept AS43916
import: from AS47498 accept AS47498
import: from AS47171 accept AS47171
import: from AS50255 accept AS50255
import: from AS57567 accept AS57567
import: from AS56805 accept AS56805
import: from AS57150 accept AS57150
import: from AS201711 accept AS201711
import: from AS44646 accept AS44646
import: from AS51166 accept AS51166
import: from AS60507 accept AS60507
import: from AS43439 accept AS43439
import: from AS204732 accept AS204732
import: from AS43916 accept AS43916
import: from AS13335 accept AS13335
export: to AS44646 announce AS20521 AS15735 AS33874 AS1299 AS3356
export: to AS51166 announce AS20521 AS15735 AS33874 AS1299 AS3356
export: to AS204732 announce AS20521 AS15735 AS33874 AS1299 AS3356
export: to AS50255 announce AS20521 AS15735 AS33874 AS1299 AS3356
export: to AS43439 announce AS20521 AS15735 AS33874 AS1299 AS3356
export: to AS15735 announce AS20521 AS44646 AS14537 AS43916 AS47498 AS47171 AS50255 AS43937 AS57150 AS51166 AS43439
export: to AS33874 announce AS20521 AS44646 AS14537 AS43916 AS47498 AS47171 AS50255 AS43937 AS57150 AS51166 AS43439
export: to AS1299 announce AS20521 AS44646 AS14537 AS43916 AS47498 AS47171 AS50255 AS43937 AS57150 AS51166 AS43439
export: to AS3356 announce AS20521 AS44646 AS14537 AS43916 AS47498 AS47171 AS50255 AS43937 AS57150 AS51166 AS43439
export: to AS13335 announce AS20521 AS44646 AS14537 AS43916 AS47498 AS47171 AS50255 AS43937 AS57150 AS51166 AS43439
export: to AS43916 announce AS20521 AS15735 AS33874 AS1299 AS3356
export: to AS14537 announce AS20521 AS33874
export: to AS57567 announce AS20521 AS15735 AS33874 AS1299 AS3356
export: to AS56805 announce AS20521 AS15735 AS33874 AS1299 AS3356
export: to AS47171 announce AS20521 AS15735 AS33874 AS1299 AS3356
export: to AS57150 announce AS20521 AS15735 AS33874 AS1299 AS3356
export: to AS201711 announce AS20521 AS15735 AS33874 AS1299 AS3356
export: to AS60507 announce AS20521 AS15735 AS33874 AS1299 AS3356
export: to AS43916 announce AS20521 AS15735 AS33874 AS1299 AS3356
admin-c: GB3197-RIPE
tech-c: GB3197-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
remarks: cf-validation: d4b6e6b6136144069b77ffc5840eaf99
mnt-by: MNT-GB3197-RIPE
mnt-by: MNT-BMIT-MT
created: 2002-09-18T08:34:17Z
last-modified: 2026-05-18T09:12:11Z
source: RIPE # Filtered
organisation: ORG-CAT1-RIPE
org-name: Bellnet Limited
country: MT
reg-nr: C 30793
org-type: LIR
address: Building SCM02, Level 2, SmartCity Malta, Ricasoli
address: SCM1001
address: Kalkara
address: MALTA
phone: +356 21472592
fax-no: +356 21441878
admin-c: GB3197-RIPE
mnt-ref: MNT-BMIT-MT
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: MNT-GB3197-RIPE
mnt-by: RIPE-NCC-HM-MNT
mnt-by: MNT-BMIT-MT
abuse-c: BAC24-RIPE
created: 2004-04-17T11:39:10Z
last-modified: 2026-05-13T07:22:15Z
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 1.122.1 (SHETLAND)