15450 ALHAMBRA Tlfo: +34 917 872 300, ES
Adjacency: 3 Upstream: 2 Downstream: 1
Upstream Adjacent AS list
AS2914 NTT-DATA-2914 - NTT America, Inc., US
AS8220 COLT COLT Technology Services Group Limited, GB
Downstream Adjacent AS list
AS26395 JOHNSON-CONTROLS - Johnson Controls Inc, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 10736 AS15450 ORG+TRN Originate: 9216 /18.83 Transit: 768 /22.42 ALHAMBRA Tlfo: +34 917 872 300, ES
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 % 3742 AS15450 ALHAMBRA Tlfo: +34 917 872 300, ES 23 14 0 9 14 60.87% Prefix AS Path Aggregation Suggestion 84.246.169.0/24 4777 2497 2914 15450 91.240.173.0/24 4777 2497 2914 15450 109.234.64.0/21 4777 2497 2914 15450 109.234.64.0/24 4777 2497 2914 15450 - Withdrawn - matching aggregate 109.234.64.0/21 4777 2497 2914 15450 109.234.65.0/24 4777 2497 2914 15450 - Withdrawn - matching aggregate 109.234.64.0/21 4777 2497 2914 15450 109.234.66.0/24 4777 2516 8220 15450 15450 15450 15450 15450 15450 15450 15450 15450 15450 15450 109.234.67.0/24 4777 2497 2914 15450 - Withdrawn - matching aggregate 109.234.64.0/21 4777 2497 2914 15450 109.234.68.0/24 4777 2497 2914 15450 - Withdrawn - matching aggregate 109.234.64.0/21 4777 2497 2914 15450 109.234.69.0/24 4777 2497 2914 15450 - Withdrawn - matching aggregate 109.234.64.0/21 4777 2497 2914 15450 109.234.70.0/24 4777 2497 2914 15450 - Withdrawn - matching aggregate 109.234.64.0/21 4777 2497 2914 15450 194.69.248.0/22 4777 2497 2914 15450 194.69.248.0/24 4777 2497 2914 15450 - Withdrawn - matching aggregate 194.69.248.0/22 4777 2497 2914 15450 194.69.249.0/24 4777 2497 2914 15450 - Withdrawn - matching aggregate 194.69.248.0/22 4777 2497 2914 15450 194.69.250.0/24 4777 2497 2914 15450 - Withdrawn - matching aggregate 194.69.248.0/22 4777 2497 2914 15450 194.69.251.0/24 4777 2497 2914 15450 - Withdrawn - matching aggregate 194.69.248.0/22 4777 2497 2914 15450 195.138.209.0/24 4777 2497 2914 15450 195.140.156.0/22 4777 2497 2914 15450 195.140.156.0/24 4777 2497 2914 15450 - Withdrawn - matching aggregate 195.140.156.0/22 4777 2497 2914 15450 195.140.157.0/24 4777 2497 2914 15450 - Withdrawn - matching aggregate 195.140.156.0/22 4777 2497 2914 15450 195.140.158.0/24 4777 2497 2914 15450 - Withdrawn - matching aggregate 195.140.156.0/22 4777 2497 2914 15450 195.140.159.0/24 4777 2497 2914 15450 - Withdrawn - matching aggregate 195.140.156.0/22 4777 2497 2914 15450 199.58.191.0/24 4777 2497 2914 15450 209.99.50.0/24 4777 2497 2914 15450
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS15450 18 More Specifics 23 Total Advertisements ALHAMBRA Tlfo: +34 917 872 300, ES
84.246.169.0/24 84.246.168.0/21
109.234.64.0/24 109.234.64.0/21
109.234.65.0/24 109.234.64.0/21
109.234.66.0/24 109.234.64.0/21
109.234.67.0/24 109.234.64.0/21
109.234.68.0/24 109.234.64.0/21
109.234.69.0/24 109.234.64.0/21
109.234.70.0/24 109.234.64.0/21
194.69.248.0/24 194.69.248.0/22
194.69.249.0/24 194.69.248.0/22
194.69.250.0/24 194.69.248.0/22
194.69.251.0/24 194.69.248.0/22
195.140.156.0/24 195.140.156.0/22
195.140.157.0/24 195.140.156.0/22
195.140.158.0/24 195.140.156.0/22
195.140.159.0/24 195.140.156.0/22
199.58.191.0/24 199.58.188.0/22
209.99.50.0/24 209.99.0.0/17
whois: 402332
IANA has recorded AS15450 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS15450\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 'AS15400 - AS15474'
as-block: AS15400 - AS15474
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: 2018-11-22T15:27:25Z
last-modified: 2018-11-22T15:27:25Z
source: RIPE
% Information related to 'AS15450'
% Abuse contact for 'AS15450' is 'equipo.icm@a-e.es'
aut-num: AS15450
as-name: ALHAMBRA
descr: Tlfo: +34 917 872 300
descr: Fax: +34 917 872 301
descr: C/Albasanz 16, planta 4
descr: 28037, Madrid
descr: SPAIN
org: ORG-ASS21-RIPE
import: from AS204884 accept AS204884
import: from AS26395 accept AS26395
export: to AS204884 announce {0.0.0.0/0}
export: to AS26395 announce {0.0.0.0/0}
mp-import: afi ipv4.unicast from AS8220 accept ANY and not fltr-bogons
mp-import: afi ipv6.unicast from AS8220 accept ANY
mp-import: afi ipv6.unicast from AS2914 accept ANY
mp-import: afi ipv4.unicast from AS2914 accept ANY and not fltr-bogons
mp-export: afi ipv4.unicast to AS8220 announce AS-ALHAMBRA
mp-export: afi ipv6.unicast to AS8220 announce AS-ALHAMBRA
mp-export: afi ipv4.unicast to AS2914 announce AS-ALHAMBRA
mp-export: afi ipv6.unicast to AS2914 announce AS-ALHAMBRA
admin-c: EI1214-RIPE
tech-c: EI1214-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: MNT-ALHAMBRAEIDOS
created: 1970-01-01T00:00:00Z
last-modified: 2025-10-23T10:02:33Z
source: RIPE
organisation: ORG-ASS21-RIPE
org-name: Alhambra Systems SA
country: ES
org-type: LIR
address: C/ ALBASANZ 16
address: 28037
address: MADRID
address: SPAIN
phone: +34902313505
fax-no: +34917872301
mnt-ref: MNT-ALHAMBRAEIDOS
mnt-ref: RIPE-NCC-HM-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: MNT-ALHAMBRAEIDOS
abuse-c: AAR105-RIPE
created: 2011-03-02T12:59:35Z
last-modified: 2023-09-18T08:59:58Z
source: RIPE # Filtered
admin-c: EI1214-RIPE
tech-c: EI1214-RIPE
%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.
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% 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 (SHETLAND)