Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS211835

Announcement observedRIPE NCC

CEREMA Centre D'etudes Et D'expertise Sur Les Risques L'environnement La Mobilite Et L'amenagement · CEREMA

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/12/2026, 17:03:20Snapshot expired

View network topology RDAP registration

ASN: AS211835
Registration country: France
Name: CEREMA Centre D'etudes Et D'expertise Sur Les Risques L'environnement La Mobilite Et L'amenagement
Abbreviation: CEREMA
Registration date: 2/9/2021, 16:29:28
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
192.93.226.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/28/2026, 08:00:00	10/12/2026, 08:00:00	✓	×	Currently valid

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: CEREMA Centre D'etudes Et D'expertise Sur Les Risques L'environnement La Mobilite Et L'amenagement
RIR: RIPE NCC
Registration country: France
Registration date: 2/9/2021, 16:29:28
Abuse contact: abuse@rezopole.net

Snapshot trend

10/12/2026, 17:03:201 v40 v61 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · rir-rdap-asn · iana-rdap-asn-bootstrap