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Autonomous System

AS206249

TenneT TSO B.V.

Announced IPs
256
CIDR prefixes
1
ASN
AS206249

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.

65/100
Moderate
How this score is built

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

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
193.177.237.0/24 256
0.0%
TenneT TSO B.V. NL North Holland Amsterdam

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS206249 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
193.177.237.0/24 5,879 2026-07-24 11:24:43

Frequently Asked Questions

What is AS206249?

AS206249 is an Autonomous System Number assigned to TenneT TSO B.V.. 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 AS206249 announce?

AS206249 announces 256 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in The Netherlands.

Who operates AS206249?

AS206249 is operated by TenneT TSO B.V.. The organization is based in The Netherlands. You can view all IP ranges and related ASNs on the organization page.

What country is AS206249 registered in?

AS206249 is registered in The Netherlands. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-24 11:55:31 UTC
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