Home ASN LookupAS205718

AS205718 ALCORT ALCORT INGENIERIA Y ASESORIA S.L.

🇪🇸

Org handle: ORG-AIYA1-RIPE

RIPE NCCallocated

Announced Prefixes (BGP)

18total

9 IPv49 IPv6

IPv4 Addresses

Allocated (RIR)9,216

Announced (BGP)9,216

IPv6 Addresses

Allocated (RIR)1.2×10³⁰

Announced (BGP)6.5×10²⁹

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

🇪🇸 ES

RIR

RIPE NCC

Status

allocated

Allocated

2017-06-16

Announced Prefixes

(BGP)18

Prefix	RPKI	IRR	Last Seen
77.83.144.0/22	Valid	RIPE	2026-10-09
185.205.112.0/22	Valid	RIPE	2026-10-09
185.208.220.0/22	Valid	RIPE	2026-10-09
185.210.20.0/22	Valid	RIPE	2026-10-09
185.226.168.0/22	Valid	RIPE	2026-10-09
185.229.156.0/22	Valid	RIPE	2026-10-09
185.229.196.0/22	Valid	RIPE	2026-10-09
185.231.116.0/22	Valid	RIPE	2026-10-09
185.248.20.0/22	Valid	RIPE	2026-10-09
2a09:1780::/34	Valid	RIPE	2026-10-09

1-10 of 18

1 / 2

Allocated Prefixes

(RIR)18

Prefix	Country	RIR	Status
77.83.144.0/22	🇪🇸 ES	RIPENCC	allocated
185.205.112.0/22	🇪🇸 ES	RIPENCC	allocated
185.208.220.0/22	🇪🇸 ES	RIPENCC	allocated
185.210.20.0/22	🇪🇸 ES	RIPENCC	allocated
185.226.168.0/22	🇪🇸 ES	RIPENCC	allocated
185.229.156.0/22	🇪🇸 ES	RIPENCC	allocated
185.229.196.0/22	🇪🇸 ES	RIPENCC	allocated
185.231.116.0/22	🇪🇸 ES	RIPENCC	allocated
185.248.20.0/22	🇪🇸 ES	RIPENCC	allocated
2a09:1780::/29	🇪🇸 ES	RIPENCC	allocated

1-10 of 18

1 / 2

All 18 announced prefixes of AS205718 →

BGP Neighbours

(seen in AS paths)

Upstreams (2)

Networks AS205718 hands its own prefixes to: transit providers, or peers at an exchange.

AS6939Hurricane Electric17
AS12479UNI2 Orange Espagne1

Downstreams (1)

Networks whose own prefixes AS205718 passes on: usually its customers.

AS202440WADITEL Comunicaciones Opticas Waditel, S.L3

Other adjacent networks (1)

Adjacent to AS205718 in the transit part of AS paths: peers, providers or customers.

AS14840BR.Digital Telecom4

ASPA

No ASPA

Abuse Contact

External Links

RIPE Whois RIPEstat

Learn more

What is an ASN?Autonomous systems, ASN ranges and how they are assigned
RPKI and route origin validationWhat the RPKI badges on the prefix list mean
ASPA explainedWhy AS205718 should publish an ASPA object
IPv4 transfers in the RIPE NCC regionMonthly volume and the latest registry transfers
ASN data in AI agents and SIEMMCP server and API integrations

API

Open

GEThttps://api.ipctl.io/v1/asn/205718

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/205718" | jq