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Autonomous System

AS203446

SMARTNET Germany GmbH

Announced IPs
5,888
CIDR prefixes
23
ASN
AS203446

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Enterprise
Traffic level 300-500Gbps
Geographic scope Europe
Traffic ratio Balanced
Peering policy Selective
IRR record AS-ALEX0220

Present at 7 internet exchanges: MegaIX Frankfurt, Giganet IXN: Global exchange, SmartIX, GNM-IX, Giganet IXN Frankfurt, ERA-IX Frankfurt, DE-CIX Frankfurt: DE-CIX Frankfurt Peering LAN

AS203446 — global IP footprint

Cities where AS203446 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS203446 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
2.56.246.0/24 21,610 2026-09-10 12:13:02
5.83.141.0/24 15,407 2026-09-10 12:02:03
163.5.195.0/24 13,078 2026-09-10 12:02:03
45.134.39.0/24 12,999 2026-09-10 12:13:02
45.137.70.0/24 12,975 2026-09-10 12:13:02
45.131.65.0/24 12,973 2026-09-10 12:13:02
92.242.166.0/24 12,756 2026-09-10 12:13:02
37.114.41.0/24 12,596 2026-09-10 12:13:02
194.62.248.0/24 12,192 2026-09-10 12:13:02
93.90.74.0/24 11,033 2026-09-10 12:13:02
86.38.156.0/24 10,989 2026-09-09 17:06:40
185.50.255.0/24 9,914 2026-09-10 12:13:02
64.204.182.0/24 8,893 2026-09-10 12:13:02
64.204.203.0/24 8,773 2026-09-10 14:13:28
91.143.180.0/24 7,280 2026-08-13 12:23:36
87.84.224.0/24 7,213 2026-08-13 12:23:36
64.204.166.0/24 5,468 2026-06-26 16:13:17
140.150.224.0/24 4,370 2026-07-13 06:46:16
82.47.19.0/24 4,328 2026-07-13 06:46:16
82.29.103.0/24 4,117 2026-07-13 06:46:16
46.37.101.0/24 2,821 2026-09-10 14:14:03
51.241.141.0/24 2,801 2026-09-10 14:14:03
91.109.45.0/24 2,743 2026-09-10 14:14:03
89.213.171.0/24 2,743 2026-09-10 14:14:03

Frequently Asked Questions

What is AS203446?

AS203446 is an Autonomous System Number assigned to SMARTNET Germany GmbH. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS203446 announce?

AS203446 announces 5.9K IPv4 addresses distributed across 23 routed CIDR prefixes. The network is registered in Germany.

Who operates AS203446?

AS203446 is operated by SMARTNET Germany GmbH. The organization is based in Germany. You can view all IP ranges and related ASNs on the organization page.

What country is AS203446 registered in?

AS203446 is registered in Germany. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-09-10 14:41:01 UTC
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