51430 ALTUS, NL
Adjacency: 9 Upstream: 5 Downstream: 4
Upstream Adjacent AS list
AS42708 GLESYS glesys.com, SE
AS9002 RETN-AS, GB
AS174 COGENT-174 - Cogent Communications, LLC, US
AS50673 SERVERIUS-AS, NL
AS201789 NETOPS, NL
Downstream Adjacent AS list
AS199968 IWSNET, AM
AS61295 NHN-EU, NL
AS136787 PACKETHUBSA-AS-AP PacketHub S.A., PA
AS45839 SHINJIRU-MY-AS-AP Shinjiru Technology Sdn Bhd, MY
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 6795 AS51430 ORG+TRN Originate: 20480 /17.68 Transit: 2048 /21.00 ALTUS, NL
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 % 12824 AS51430 ALTUS, NL 55 5 2 52 3 5.45% Prefix AS Path Aggregation Suggestion 31.3.152.0/22 4608 7575 6461 42708 51430 31.3.156.0/24 4777 2497 174 12459 201789 51430 31.3.157.0/24 4777 2497 174 201789 51430 31.3.158.0/23 4608 7575 6461 42708 51430 37.46.112.0/24 4608 7575 2914 9002 51430 37.46.113.0/24 4777 2497 6453 50673 201789 51430 37.46.114.0/24 4777 2497 174 201789 51430 37.46.115.0/24 4777 2497 174 12459 201789 51430 37.46.116.0/24 4777 2497 174 12459 201789 51430 37.46.117.0/24 4777 2497 174 201789 51430 37.46.118.0/24 4777 2497 174 201789 51430 37.46.119.0/24 4777 6939 201789 51430 37.46.120.0/23 4608 7575 6461 42708 51430 + Announce - aggregate of 37.46.120.0/24 (4608 7575 6461 42708 51430) and 37.46.121.0/24 (4608 7575 6461 42708 51430) 37.46.120.0/24 4608 7575 6461 42708 51430 - Withdrawn - aggregated with 37.46.121.0/24 (4608 7575 6461 42708 51430) 37.46.121.0/24 4608 7575 6461 42708 51430 - Withdrawn - aggregated with 37.46.120.0/24 (4608 7575 6461 42708 51430) 37.46.122.0/24 4777 2497 6453 50673 201789 51430 37.46.123.0/24 4608 7575 2914 9002 51430 37.46.124.0/22 4777 2497 174 51430 79.142.64.0/22 4777 2497 174 51430 79.142.68.0/24 4777 2497 174 51430 79.142.69.0/24 4777 6939 201789 51430 79.142.70.0/24 4777 2497 174 201789 51430 79.142.71.0/24 4777 2497 174 51430 79.142.72.0/22 4777 2497 174 51430 + Announce - aggregate of 79.142.72.0/23 (4777 2497 174 51430) and 79.142.74.0/23 (4777 2497 174 51430) 79.142.72.0/24 4777 2497 174 51430 - Withdrawn - aggregated with 79.142.73.0/24 (4777 2497 174 51430) 79.142.73.0/24 4777 2497 174 51430 - Withdrawn - aggregated with 79.142.72.0/24 (4777 2497 174 51430) 79.142.74.0/23 4777 2497 174 51430 - Withdrawn - aggregated with 79.142.72.0/23 (4777 2497 174 51430) 79.142.76.0/23 4608 7575 6461 42708 51430 79.142.78.0/24 4608 7575 6461 42708 51430 79.142.79.0/24 4777 6939 201789 51430 82.21.212.0/24 4777 6939 201789 51430 82.22.247.0/24 4777 2516 174 12459 201789 51430 82.23.201.0/24 4777 6939 201789 51430 82.23.230.0/24 4777 6939 201789 51430 82.23.237.0/24 4777 2516 174 12459 201789 51430 82.24.247.0/24 4777 2516 174 12459 201789 51430 82.25.240.0/24 4777 6939 201789 51430 82.25.247.0/24 4777 2516 174 12459 201789 51430 82.26.232.0/24 4777 6939 201789 51430 82.26.247.0/24 4777 2516 174 12459 201789 51430 82.27.228.0/24 4777 6939 201789 51430 82.27.247.0/24 4777 2516 174 12459 201789 51430 91.214.47.0/24 4608 7575 2914 9002 51430 128.127.104.0/23 4608 7575 6461 42708 51430 128.127.106.0/23 4777 2497 174 51430 128.127.108.0/24 4608 7575 2914 9002 51430 128.127.109.0/24 4777 2497 174 51430 128.127.110.0/23 4777 2497 174 51430 176.67.83.0/24 4777 2497 174 12459 201789 51430 185.2.28.0/24 4608 7575 6461 42708 51430 185.2.29.0/24 4777 2497 174 51430 185.2.30.0/24 4777 2497 6453 50673 201789 51430 185.2.31.0/24 4777 2497 174 51430 185.7.34.0/24 4777 6939 201789 51430 185.7.35.0/24 4777 2497 174 51430 185.10.56.0/22 4777 2497 174 51430 213.5.64.0/21 4608 7575 2914 9002 51430
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS51430 53 More Specifics 55 Total Advertisements ALTUS, NL
31.3.152.0/22 31.3.152.0/21
31.3.156.0/24 31.3.152.0/21
31.3.157.0/24 31.3.152.0/21
31.3.158.0/23 31.3.152.0/21
37.46.112.0/24 37.46.112.0/20
37.46.113.0/24 37.46.112.0/20
37.46.114.0/24 37.46.112.0/20
37.46.115.0/24 37.46.112.0/20
37.46.116.0/24 37.46.112.0/20
37.46.117.0/24 37.46.112.0/20
37.46.118.0/24 37.46.112.0/20
37.46.119.0/24 37.46.112.0/20
37.46.120.0/24 37.46.112.0/20
37.46.121.0/24 37.46.112.0/20
37.46.122.0/24 37.46.112.0/20
37.46.123.0/24 37.46.112.0/20
37.46.124.0/22 37.46.112.0/20
79.142.64.0/22 79.142.64.0/20
79.142.68.0/24 79.142.64.0/20
79.142.69.0/24 79.142.64.0/20
79.142.70.0/24 79.142.64.0/20
79.142.71.0/24 79.142.64.0/20
79.142.72.0/24 79.142.64.0/20
79.142.73.0/24 79.142.64.0/20
79.142.74.0/23 79.142.64.0/20
79.142.76.0/23 79.142.64.0/20
79.142.78.0/24 79.142.64.0/20
79.142.79.0/24 79.142.64.0/20
82.21.212.0/24 82.21.0.0/16
82.22.247.0/24 82.22.0.0/15
82.23.201.0/24 82.22.0.0/15
82.23.230.0/24 82.22.0.0/15
82.23.237.0/24 82.22.0.0/15
82.24.247.0/24 82.24.0.0/14
82.25.240.0/24 82.24.0.0/14
82.25.247.0/24 82.24.0.0/14
82.26.232.0/24 82.24.0.0/14
82.26.247.0/24 82.24.0.0/14
82.27.228.0/24 82.24.0.0/14
82.27.247.0/24 82.24.0.0/14
91.214.47.0/24 91.214.44.0/22
128.127.104.0/23 128.127.104.0/21
128.127.106.0/23 128.127.104.0/21
128.127.108.0/24 128.127.104.0/21
128.127.109.0/24 128.127.104.0/21
128.127.110.0/23 128.127.104.0/21
176.67.83.0/24 176.67.80.0/21
185.2.28.0/24 185.2.28.0/22
185.2.29.0/24 185.2.28.0/22
185.2.30.0/24 185.2.28.0/22
185.2.31.0/24 185.2.28.0/22
185.7.34.0/24 185.7.32.0/22
185.7.35.0/24 185.7.32.0/22
whois: 402332
IANA has recorded AS51430 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS51430\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 'AS51357 - AS51817'
as-block: AS51357 - AS51817
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: 2025-02-13T13:57:44Z
last-modified: 2025-02-13T13:57:44Z
source: RIPE
% Information related to 'AS51430'
% Abuse contact for 'AS51430' is 'abuse@altushost.com'
aut-num: AS51430
as-name: ALTUS
org: ORG-AI49-RIPE
import: from AS49455 accept ANY AND NOT {0.0.0.0/0}
import: from AS20562 accept ANY AND NOT {0.0.0.0/0}
import: from AS24785 accept ANY AND NOT {0.0.0.0/0}
import: from AS201789 accept ANY AND NOT {0.0.0.0/0}
import: from AS42708 accept ANY AND NOT {0.0.0.0/0}
import: from AS50673 accept ANY
import: from AS5577 accept ANY AND NOT {0.0.0.0/0}
import: from AS199968 accept ANY AND NOT {0.0.0.0/0}
export: to AS49455 announce AS51430
export: to AS20562 announce AS51430
export: to AS24785 announce AS51430
export: to AS42708 announce AS51430
export: to AS50673 announce AS-AHN
export: to AS5577 announce AS51430
export: to AS201789 announce AS51430
admin-c: DF5486-RIPE
tech-c: SS22957-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: ALTUSHOST-MNT
created: 2010-08-20T13:33:35Z
last-modified: 2019-05-29T14:10:36Z
source: RIPE
organisation: ORG-AI49-RIPE
org-name: AltusHost B.V.
country: NL
org-type: LIR
address: Postbus 71003
address: 1008BA
address: Amsterdam
address: NETHERLANDS
phone: +31208084444
reg-nr: 57600511
admin-c: DF5486-RIPE
admin-c: NT1142-RIPE
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: MNT-AHBV
mnt-ref: MNT-AHBV
mnt-by: RIPE-NCC-HM-MNT
mnt-by: MNT-AHBV
abuse-c: AB27925-RIPE
created: 2010-07-15T13:01:32Z
last-modified: 2026-04-29T05:32:33Z
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 (DEXTER)