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Autonomous System

AS21659

Alt Telecom

Announced IPs
512
CIDR prefixes
2
ASN
AS21659

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.

70/100
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 NSP
Geographic scope Regional
Traffic ratio Not Disclosed
Peering policy Open
IRR record RADB::AS-ALT

Present at 1 internet exchange: MonctonIX: MonctonIX

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
96.126.70.0/24 256
0.0%
Alt Telecom US
142.202.128.0/24 256
3.5%
Alt Telecom CA

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS21659 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
142.202.128.0/24 13,064 2026-08-02 20:20:27
96.126.70.0/24 12,856 2026-08-02 20:20:27

Frequently Asked Questions

What is AS21659?

AS21659 is an Autonomous System Number assigned to Alt Telecom. 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 AS21659 announce?

AS21659 announces 512 IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in Canada.

Who operates AS21659?

AS21659 is operated by Alt Telecom. The organization is based in Canada. You can view all IP ranges and related ASNs on the organization page.

What country is AS21659 registered in?

AS21659 is registered in Canada. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-08-02 21:40:31 UTC
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