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Autonomous System

AS209835

Despliegue de Redes de Telecomunicaciones S.L.

Announced IPs
5,632
CIDR prefixes
10
ASN
AS209835

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 300-500Gbps
Geographic scope Regional
Traffic ratio Heavy Inbound
Peering policy Open
IRR record AS-AVANZAFIBRA

Present at 3 internet exchanges: DE-CIX Madrid: DE-CIX Madrid Peering LAN, ERA-IX Amsterdam, ERA-IX Frankfurt

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS209835 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
2.59.232.0/22 36,498 2026-09-13 03:24:40
38.159.172.0/24 25,397 2026-09-13 03:24:41
83.143.108.0/22 23,236 2026-09-13 03:24:41
158.172.143.0/24 23,198 2026-09-13 03:24:42
151.248.22.0/24 23,093 2026-09-13 03:24:42
151.248.21.0/24 23,087 2026-09-13 03:24:42
151.248.20.0/24 23,031 2026-09-13 03:24:42
151.248.23.0/24 23,007 2026-09-13 03:24:42
45.149.182.0/23 23,006 2026-09-13 03:24:41
185.227.100.0/24 22,895 2026-09-13 03:24:40
109.167.12.0/24 22,782 2026-09-13 03:24:42
176.56.119.0/24 22,763 2026-09-13 03:24:40
185.227.101.0/24 22,653 2026-09-13 03:24:40
185.185.94.0/24 22,481 2026-09-13 03:24:40
185.185.95.0/24 21,114 2026-09-13 03:24:40
2.59.235.0/24 20,609 2026-09-13 03:24:40
2.59.234.0/24 20,488 2026-09-13 03:24:40
2.59.232.0/24 20,440 2026-09-13 03:24:40
2.59.233.0/24 20,439 2026-09-13 03:24:40
45.149.183.0/24 19,132 2026-09-13 03:24:41
45.149.182.0/24 19,094 2026-09-13 03:24:41
83.143.111.0/24 18,749 2026-09-13 03:24:41
83.143.110.0/24 18,536 2026-09-13 03:24:41
83.143.108.0/24 18,520 2026-09-13 03:24:41
83.143.109.0/24 18,513 2026-09-13 03:24:41

Frequently Asked Questions

What is AS209835?

AS209835 is an Autonomous System Number assigned to Despliegue de Redes de Telecomunicaciones S.L.. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS209835 announce?

AS209835 announces 5.6K IPv4 addresses distributed across 10 routed CIDR prefixes. The network is registered in Spain.

Who operates AS209835?

AS209835 is operated by Despliegue de Redes de Telecomunicaciones S.L.. The organization is based in Spain. You can view all IP ranges and related ASNs on the organization page.

What country is AS209835 registered in?

AS209835 is registered in Spain. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-09-13 03:55:57 UTC
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