51430 ALTUS, NL
Adjacency: 11 Upstream: 7 Downstream: 4
Upstream Adjacent AS list
AS3399 OBE-NET, SE
AS6939 HURRICANE, US
AS42708 PORTLANE www.portlane.com, SE
AS174 COGENT-174, US
AS9002 RETN-AS, GB
AS50673 SERVERIUS-AS, NL
AS201789 NETOPS, NL
Downstream Adjacent AS list
AS136787 PACKETHUBSA-AS-AP PacketHub S.A., PA
AS199968 IWSNET, AM
AS61295 NHN-EU, NL
AS45839 SHINJIRU-MY-AS-AP Shinjiru Technology Sdn Bhd, MY
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 6847 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 % 10587 AS51430 ALTUS, NL 55 7 3 51 4 7.27% Prefix AS Path Aggregation Suggestion 31.3.152.0/22 49788 42708 51430 31.3.156.0/24 7018 174 12459 201789 51430 31.3.157.0/24 6939 201789 51430 31.3.158.0/23 49788 42708 51430 37.46.112.0/24 57866 50673 51430 37.46.113.0/24 57866 50673 201789 51430 37.46.114.0/24 6939 201789 51430 37.46.115.0/24 7018 174 12459 201789 51430 37.46.116.0/24 7018 174 12459 201789 51430 37.46.117.0/24 6939 201789 51430 37.46.118.0/23 6939 201789 51430 + Announce - aggregate of 37.46.118.0/24 (6939 201789 51430) and 37.46.119.0/24 (6939 201789 51430) 37.46.118.0/24 6939 201789 51430 - Withdrawn - aggregated with 37.46.119.0/24 (6939 201789 51430) 37.46.119.0/24 6939 201789 51430 - Withdrawn - aggregated with 37.46.118.0/24 (6939 201789 51430) 37.46.120.0/23 49788 42708 51430 + Announce - aggregate of 37.46.120.0/24 (49788 42708 51430) and 37.46.121.0/24 (49788 42708 51430) 37.46.120.0/24 49788 42708 51430 - Withdrawn - aggregated with 37.46.121.0/24 (49788 42708 51430) 37.46.121.0/24 49788 42708 51430 - Withdrawn - aggregated with 37.46.120.0/24 (49788 42708 51430) 37.46.122.0/24 57866 50673 201789 51430 37.46.123.0/24 6939 51430 37.46.124.0/22 6939 51430 79.142.64.0/22 6939 51430 79.142.68.0/24 6939 51430 79.142.69.0/24 6939 201789 51430 79.142.70.0/24 6939 201789 51430 79.142.71.0/24 6939 51430 79.142.72.0/22 6939 51430 + Announce - aggregate of 79.142.72.0/23 (6939 51430) and 79.142.74.0/23 (6939 51430) 79.142.72.0/24 6939 51430 - Withdrawn - aggregated with 79.142.73.0/24 (6939 51430) 79.142.73.0/24 6939 51430 - Withdrawn - aggregated with 79.142.72.0/24 (6939 51430) 79.142.74.0/23 6939 51430 - Withdrawn - aggregated with 79.142.72.0/23 (6939 51430) 79.142.76.0/23 49788 42708 51430 79.142.78.0/24 49788 42708 51430 79.142.79.0/24 6939 201789 51430 82.21.212.0/24 6939 201789 51430 82.22.247.0/24 7018 174 12459 201789 51430 82.23.201.0/24 6939 201789 51430 82.23.230.0/24 6939 201789 51430 82.23.237.0/24 7018 174 12459 201789 51430 82.24.247.0/24 7018 174 12459 201789 51430 82.25.240.0/24 6939 201789 51430 82.25.247.0/24 7018 174 12459 201789 51430 82.26.232.0/24 6939 201789 51430 82.26.247.0/24 7018 174 12459 201789 51430 82.27.228.0/24 6939 201789 51430 82.27.247.0/24 7018 174 12459 201789 51430 91.214.47.0/24 6939 51430 128.127.104.0/23 49788 42708 51430 128.127.106.0/23 6939 51430 128.127.108.0/24 2914 9002 51430 128.127.109.0/24 6939 51430 128.127.110.0/23 6939 51430 176.67.83.0/24 7018 174 12459 201789 51430 185.2.28.0/24 49788 42708 51430 185.2.29.0/24 6939 51430 185.2.30.0/24 57866 50673 201789 51430 185.2.31.0/24 6939 51430 185.7.34.0/24 6939 201789 51430 185.7.35.0/24 6939 51430 185.10.56.0/22 6939 51430 213.5.64.0/21 2914 9002 51430
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS51430 40 More Specifics 42 Total Advertisements ALTUS, NL
31.3.152.0/22 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
37.46.118.0/23 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
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
185.7.32.0/24 185.7.32.0/22
185.7.34.0/24 185.7.32.0/22
185.7.35.0/24 185.7.32.0/22
37.46.118.0/24 37.46.112.0/20
37.46.119.0/24 37.46.112.0/20
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 37.46.118.0/23 Announced
- 37.46.118.0/24 Withdrawn
- 37.46.119.0/24 Withdrawn
whois: 402590
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
reg-nr: 57600511
org-type: LIR
address: Postbus 71003
address: 1008BA
address: Amsterdam
address: NETHERLANDS
phone: +31208084444
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: 2026-05-13T07:33:12Z
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 (BUSA)