Network topology

Relationships come from RIS AS_PATH observations; direction represents path position, not a commercial contract or traffic direction.

AS21391

Currently announcedSnapshot awaiting refresh

Algerian Broadcasting (Tele Diffusion d'Algerie TDA) - Algerian Broadcasting (Tele Diffusion d'Algerie TDA) · Algerian

Last observed10/1/2026, 07:25:01Open ASN profile →

AS21391 relationship topology

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AS21391Algerian Broadcasting (…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS36947Telecom Algeria - Telecom Algeria

Relationship: Upstream
Observed weight: 270
ASN registration country: Registration country pending sync
Latest RIS data: 9/30/2026, 16:00:00

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All adjacent autonomous systems

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1 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS36947Observed weight 270	Telecom Algeria - Telecom Algeria	Upstream	Registration country pending sync	8/21/2019, 00:00:00	9/30/2026, 16:00:00	336	0

CHA.LA ASN relationship snapshotRelationships are normalized by CHA.LA from collected routing observations and registration context.CHA.LA routing observations · registration context