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Autonomous System

AS57633

Celeste SAS

Announced IPs
11,264
CIDR prefixes
6
ASN
AS57633

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.

69/100
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 1-5Gbps
Geographic scope Europe
Traffic ratio Mostly Inbound
Peering policy Open
IRR record AS-ETERA

Present at 1 internet exchange: France-IX Paris

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS57633 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
195.49.132.0/22 21,908 2026-09-10 18:09:20
46.182.208.0/21 17,854 2026-09-10 18:08:48
37.25.72.0/21 17,853 2026-09-10 18:08:47
77.240.192.0/20 17,710 2026-09-10 18:09:01
45.9.244.0/22 17,561 2026-08-24 14:59:40
185.79.220.0/22 16,180 2026-09-10 18:09:05

Frequently Asked Questions

What is AS57633?

AS57633 is an Autonomous System Number assigned to Celeste SAS. 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 AS57633 announce?

AS57633 announces 11.3K IPv4 addresses distributed across 6 routed CIDR prefixes. The network is registered in France.

Who operates AS57633?

AS57633 is operated by Celeste SAS. The organization is based in France. You can view all IP ranges and related ASNs on the organization page.

What country is AS57633 registered in?

AS57633 is registered in France. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-09-10 18:11:07 UTC
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