All ASNs

Autonomous System details for AS203963

AS203963

SPDNet Telekomunikasyon Hizmetleri Bilgi Teknolojileri Taahhut Sanayi Ve Ticaret A.S. • spd.net.tr

AS203963 — SPDNet Telekomunikasyon Hizmetleri Bilgi Teknolojileri Taahhut Sanayi Ve Ticaret A.S.

AS Name

RubikDC

Country

Turkey (TR)

Website

spd.net.tr

Number of IPv4

9,984

Number of IPv6

ASN type

ISP

Status

Allocated

Registry

RIPE

Allocated

September 23, 2015

Last updated

April 28, 2026

IP Ranges

33 IPv4 prefixes

Prefix	Company	Number of IPs
31.133.80.0/22	Universiteit Hasselt	1,024
31.133.88.0/24	Universiteit Hasselt	256
31.133.89.0/24	Universiteit Hasselt	256
31.133.90.0/24	Universiteit Hasselt	256
31.133.91.0/24	Universiteit Hasselt	256
91.228.12.0/24	SEAB INSTRUMENTS public subnet	256
91.228.14.0/24	SEAB INSTRUMENTS public subnet	256
91.228.15.0/24	SEAB INSTRUMENTS public subnet	256
94.74.137.0/24	Flextrade UK Limited	256
94.74.159.0/24	Flextrade UK Limited	256
94.154.37.0/24	SEAB INSTRUMENTS public subnet	256
94.154.38.0/24	SEAB INSTRUMENTS public subnet	256
94.154.41.0/24	Rhea Group Gatineau	256
94.154.44.0/24	Rhea Group Gatineau	256
103.31.209.0/24	Advin Services LLC	256
103.125.147.0/24	Shandong Rizhao Communist Party School	256
139.177.149.0/24	Epic Hosting, LLC	256
140.228.25.0/24	Epic Hosting, LLC	256
141.195.124.0/24	Aruba S.p.A. - Cloud Services Farm2	256
162.33.167.0/24	Servicios TIGO HOME	256
167.253.50.0/24	Albert Einstein College Of Medicine	256
176.46.136.0/24	Generalkonsulat des Staates Israel	256
176.46.142.0/24	UNET POINT TO POINT	256
176.103.224.0/22	Universiteit Hasselt	1,024
192.190.232.0/24	Servicios TIGO HOME	256
195.211.188.0/24	CloudLayers for Information Technology Co. LTD	256
206.168.88.0/24	GYPSUM M SUPPLY	256
206.168.89.0/24	GYPSUM M SUPPLY	256
206.168.90.0/24	GYPSUM M SUPPLY	256
206.168.91.0/24	GYPSUM M SUPPLY	256
209.145.42.0/24	Servicios TIGO HOME	256
216.24.215.0/24	Servicios TIGO HOME	256
216.24.223.0/24	VODAFONE ESPANA S.A.U.	256

IP ranges are the different blocks of IP addresses advertised by an Autonomous System (AS). These ranges can be used by the same organization operating the AS, or by different organizations.

Peers of AS203963

0 peers

AS203963 has no peers recorded.

Peering is a direct, often free, traffic exchange between Autonomous Systems (ASNs). They share routes only to their own networks and customers, making connections faster and cheaper for that specific traffic, without providing full internet access to each other.

Upstreams of AS203963

3 upstreams

AS9009 AS12735 AS43391

AS203963 uses these Autonomous Systems as its upstreams.

An upstream (or transit provider) is another AS that AS203963 pays for full internet connectivity, allowing it to reach all global destinations and be reachable by them.

Downstreams of AS203963

0 downstreams

AS203963 has no downstreams recorded.

A downstream is a customer Autonomous System that pays another AS (its provider) for internet access. The provider AS carries the downstream's traffic and makes its network reachable.