Network topology

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

AS51791

Currently announcedSnapshot awaiting refresh

Ventures-DC Crestu Teknoloji Dijital Hizmetler Limited Sirketi · Ventures-DC

Last observed10/4/2026, 18:43:17Open ASN profile →

AS51791 relationship topology

Showing 4 / 4

AS51791Ventures-DC Crestu Tekn…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS43260AS43260 DGN TEKNOLOJI A.S.

Relationship: Upstream
Observed weight: 1,283
ASN registration country: RIR did not provide a registration country
Latest RIS data: 10/4/2026, 00:00:00

Open AS43260 profile →

All adjacent autonomous systems

The table preserves every relationship in the selected filter; graph limits and pagination never remove data.

4 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS43260Observed weight 1,283	AS43260 DGN TEKNOLOJI A.S.	Upstream	RIR did not provide a registration country	8/25/2019, 00:00:00	10/4/2026, 00:00:00	735	1,325
AS197261Observed weight 518	Omer Can Kucergun	Downstream	Registration country pending sync	8/25/2019, 00:00:00	10/4/2026, 00:00:00	337	330
AS212477Observed weight 252	RoyaleHosting BV	Upstream	Netherlands	8/25/2019, 00:00:00	10/4/2026, 00:00:00	621	0
AS218994Observed weight 244	HAZOURI & ZIEN TELCOM INTERNET SERVICES LLC	Downstream	Syria	8/25/2019, 00:00:00	10/4/2026, 00:00:00	0	329

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