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Autonomous System

AS401030

The Corporation of the City of Markham

Announced IPs
768
CIDR prefixes
2
ASN
AS401030

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.

73/100
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 →
Geographic scope Not Disclosed
Traffic ratio Not Disclosed

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS401030 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
205.210.162.0/24 17,581 2026-08-04 10:05:36
205.210.158.0/24 10,061 2026-08-04 09:34:30
205.210.159.0/24 10,056 2026-08-04 09:34:30

Frequently Asked Questions

What is AS401030?

AS401030 is an Autonomous System Number assigned to The Corporation of the City of Markham. 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 AS401030 announce?

AS401030 announces 768 IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in Canada.

Who operates AS401030?

AS401030 is operated by The Corporation of the City of Markham. The organization is based in Canada. You can view all IP ranges and related ASNs on the organization page.

What country is AS401030 registered in?

AS401030 is registered in Canada. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-08-04 10:25:32 UTC
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