Autonomous System

AS15450 Alhambra Systems SA

BusinessActiveSpainRIPE

AS15450 (ALHAMBRA) is a business network operated by Alhambra Systems SA in Spain, registered with RIPE. It has 32 IPv4 prefixes with 13,312 addresses and 1 IPv6 prefix, which makes it the 8,695th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses13,312in 32 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#8,695of 82,200 active ASNs
Abuser scoreVery Low0.03% of its addresses flagged · method

Details

OrganizationAlhambra Systems SA
AS nameALHAMBRA
Websitealhambra-eidos.com
Country Spain (ES)
Network typeBusiness
RegistryRIPE
Abuse contactequipo.icm@a-e.es
Registered1970-01-01
Last updated2025-10-23

IPv4 prefixes

32 prefixes · 13,312 addresses
NetworkAddressesFirst – last address
77.95.152.0/212,04877.95.152.0 – 77.95.159.255
109.234.64.0/212,048109.234.64.0 – 109.234.71.255
194.69.248.0/221,024194.69.248.0 – 194.69.251.255
195.140.156.0/221,024195.140.156.0 – 195.140.159.255
77.95.152.0/2425677.95.152.0 – 77.95.152.255
77.95.153.0/2425677.95.153.0 – 77.95.153.255
77.95.154.0/2425677.95.154.0 – 77.95.154.255
77.95.155.0/2425677.95.155.0 – 77.95.155.255
77.95.156.0/2425677.95.156.0 – 77.95.156.255
77.95.157.0/2425677.95.157.0 – 77.95.157.255
77.95.158.0/2425677.95.158.0 – 77.95.158.255
77.95.159.0/2425677.95.159.0 – 77.95.159.255
84.246.169.0/2425684.246.169.0 – 84.246.169.255
91.240.173.0/2425691.240.173.0 – 91.240.173.255
109.234.64.0/24256109.234.64.0 – 109.234.64.255
109.234.65.0/24256109.234.65.0 – 109.234.65.255
109.234.66.0/24256109.234.66.0 – 109.234.66.255
109.234.67.0/24256109.234.67.0 – 109.234.67.255
109.234.68.0/24256109.234.68.0 – 109.234.68.255
109.234.69.0/24256109.234.69.0 – 109.234.69.255
109.234.70.0/24256109.234.70.0 – 109.234.70.255
194.69.248.0/24256194.69.248.0 – 194.69.248.255
194.69.249.0/24256194.69.249.0 – 194.69.249.255
194.69.250.0/24256194.69.250.0 – 194.69.250.255
194.69.251.0/24256194.69.251.0 – 194.69.251.255
The 25 largest of 32. The API and the database have all of them.

IPv6 prefixes

1 prefix
  • 2a01:7d00::/32

Query AS15450 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS15450&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS15450, with or without a key:

curl "https://api.ipapi.is/?q=77.95.152.1"

Largest networks in Spain

AS12479 Orange Espagne SA14,593,792 IPv4 addressesAS3352 TELEFONICA DE ESPANA S.A.U.10,464,768 IPv4 addressesAS12430 VODAFONE ESPANA S.A.U.4,579,328 IPv4 addressesAS6739 VODAFONE ONO, S.A.1,988,608 IPv4 addressesAS766 Entidad Publica Empresarial Red.es1,371,648 IPv4 addressesAS15704 XTRA TELECOM S.A.960,768 IPv4 addresses