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Autonomous System details for AS21000

AS21000

Atos France SAS • atos.net

AS21000 — Atos France SAS

AS Name

ATOS-AS

Country

France (FR)

Website

atos.net

Number of IPv4

9,728

Number of IPv6

ASN type

Hosting

Status

Allocated

Registry

RIPE

Allocated

July 04, 2002

Last updated

April 08, 2024

IP Ranges

23 IPv4 prefixes

Prefix	Company	Number of IPs
80.78.0.0/24	Atos France SAS	256
80.78.1.0/24	ATOS Origin Infogerance	256
80.78.2.0/24	Atos France SAS 80 Quai Voltaire 95877 BEZONS	256
80.78.3.0/24	ATOS Origin Infogerance	256
80.78.4.0/24	Atos France SAS 80 Quai Voltaire 95877 BEZONS	256
80.78.5.0/24	AO Extranet Corporate Services	256
80.78.6.0/24	Atos France SAS 80 Quai Voltaire 95877 BEZONS	256
80.78.7.0/24	Atos France SAS 80 Quai Voltaire 95877 BEZONS	256
80.78.8.0/24	Atos Client Hosting	256
80.78.9.0/24	Atos France SAS	256
80.78.10.0/24	ATOS Tech Foundation	256
80.78.11.0/24	EVIDEN	256
80.78.12.0/24	Atos France NWC	256
80.78.13.0/24	ATOS Infogerance	256
80.78.14.0/24	CLOUD INFRASTRUCTURE SERVICES	256
80.78.15.0/24	Atos France SAS 80 Quai Voltaire 95877 BEZONS	256
129.185.224.0/20	ATOS Infogerance	4,096
129.185.224.0/24	ATOS Infogerance	256
129.185.226.0/24	ATOS Infogerance	256
193.28.205.0/24	W-HA SA	256
193.56.114.0/24	Atos France SAS	256
193.56.241.0/24	Atos France SAS	256
193.164.148.0/24	W-HA SA	256

IP ranges are the different blocks of IP addresses advertised by an Autonomous System (AS). These ranges can be used by the same organization operating the AS, or by different organizations.

Peers of AS21000

0 peers

AS21000 has no peers recorded.

Peering is a direct, often free, traffic exchange between Autonomous Systems (ASNs). They share routes only to their own networks and customers, making connections faster and cheaper for that specific traffic, without providing full internet access to each other.

Upstreams of AS21000

4 upstreams

AS5400 AS6461 AS13335 AS198949

AS21000 uses these Autonomous Systems as its upstreams.

An upstream (or transit provider) is another AS that AS21000 pays for full internet connectivity, allowing it to reach all global destinations and be reachable by them.

Downstreams of AS21000

0 downstreams

AS21000 has no downstreams recorded.

A downstream is a customer Autonomous System that pays another AS (its provider) for internet access. The provider AS carries the downstream's traffic and makes its network reachable.