Autonomous system profile

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

AS8399

Announcement observedRIPE NCC

SEWAN-FR SEWAN SAS · SEWAN-FR

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

Last active9/29/2026, 21:29:54Snapshot expired

View network topology RDAP registration

ASN: AS8399
Registration country: France
Name: SEWAN-FR SEWAN SAS
Abbreviation: SEWAN-FR
Registration date: 9/24/2002, 12:13:36
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
155.2.128.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
157.143.128.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
178.174.96.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
178.255.160.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
185.218.208.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
185.24.140.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
185.249.20.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
185.32.208.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
185.42.176.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
185.50.52.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
185.50.53.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
185.50.54.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
185.50.55.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
185.6.92.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
185.65.248.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
185.76.216.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
185.8.252.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
193.142.158.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
195.135.0.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
195.135.0.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
195.135.12.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
195.135.48.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
195.135.48.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
217.181.128.0/17BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
217.74.96.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
37.139.120.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
37.139.124.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
37.97.64.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
37.97.96.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
65.39.64.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
80.251.96.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
81.93.0.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid
88.213.224.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/15/2026, 16:00:00	9/29/2026, 16:00:00	✓	×	Currently valid

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

Registration and sources

Organization: SEWAN-FR SEWAN SAS
RIR: RIPE NCC
Registration country: France
Registration date: 9/24/2002, 12:13:36
Abuse contact: abuse@sewan.fr

Snapshot trend

9/29/2026, 21:29:5433 v44 v675 Upstream · 85 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