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Autonomous System

AS17353

Simcoe County District School Board

Announced IPs
6,400
CIDR prefixes
4
ASN
AS17353

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.

71/100
Moderate
How this score is built

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

AS17353 — global IP footprint

Cities where AS17353 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 AS17353 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
205.211.120.0/22 6,136 2026-08-01 02:10:43
205.211.124.0/24 6,103 2026-08-01 02:10:43
205.211.116.0/22 5,933 2026-08-01 02:10:43
205.211.96.0/24 5,931 2026-08-01 02:10:43
205.211.96.0/20 5,915 2026-08-01 02:10:43

Frequently Asked Questions

What is AS17353?

AS17353 is an Autonomous System Number assigned to Simcoe County District School Board. 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 AS17353 announce?

AS17353 announces 6.4K IPv4 addresses distributed across 4 routed CIDR prefixes. The network is registered in Canada.

Who operates AS17353?

AS17353 is operated by Simcoe County District School Board. The organization is based in Canada. You can view all IP ranges and related ASNs on the organization page.

What country is AS17353 registered in?

AS17353 is registered in Canada. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-08-01 02:55:35 UTC
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