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Autonomous System

AS43646

TDF SASU

Announced IPs
31,488
CIDR prefixes
12
ASN
AS43646

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 →

Network profile

Source: PeeringDB →
Network type NSP
Traffic level 50-100Gbps
Geographic scope Regional
Traffic ratio Balanced
Peering policy Open
IRR record AS-TDFPMM

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
95.81.128.0/19 8.2K
5.7%
TDF SASU FR
213.205.96.0/19 8.2K
1.5%
TDF SASU FR
95.81.176.0/20 4.1K
0.3%
TDF SASU FR
94.247.232.0/21 2.0K
0.0%
TDF SASU FR
95.81.160.0/21 2.0K
4.0%
TDF SASU FR
217.71.208.0/21 2.0K
0.0%
TDF SASU FR
91.197.164.0/22 1.0K
4.2%
TDF SASU FR
95.81.168.0/22 1.0K
3.3%
TDF SASU FR
185.215.136.0/22 1.0K
0.0%
TDF SASU FR
185.241.96.0/22 1.0K
1.8%
TDF SASU FR
95.81.172.0/23 512
26.8%
TDF SASU FR
95.81.175.0/24 256
0.0%
TDF SASU FR

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS43646 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
91.197.164.0/22 6,945 2026-07-29 01:12:26
185.241.96.0/22 6,891 2026-07-29 00:57:31
213.205.96.0/19 6,202 2026-07-29 00:57:29
95.81.128.0/18 6,005 2026-07-29 00:56:45
94.247.232.0/21 3,788 2026-07-29 00:57:05
185.215.136.0/22 3,774 2026-07-29 00:56:46
217.71.208.0/21 3,749 2026-07-29 00:57:25

Frequently Asked Questions

What is AS43646?

AS43646 is an Autonomous System Number assigned to TDF SASU. 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 AS43646 announce?

AS43646 announces 31.5K IPv4 addresses distributed across 12 routed CIDR prefixes. The network is registered in France.

Who operates AS43646?

AS43646 is operated by TDF SASU. The organization is based in France. You can view all IP ranges and related ASNs on the organization page.

What country is AS43646 registered in?

AS43646 is registered in France. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-29 02:25:31 UTC
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