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Autonomous System

AS212601

Calastone Limited

Announced IPs
512
CIDR prefixes
1
ASN
AS212601

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 →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
206.62.32.0/23 512
0.0%
Calastone Limited US

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS212601 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
206.62.32.0/24 7,094 2026-08-03 08:27:37
206.62.33.0/24 5,351 2026-08-03 08:27:33

Frequently Asked Questions

What is AS212601?

AS212601 is an Autonomous System Number assigned to Calastone Limited. 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 AS212601 announce?

AS212601 announces 512 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in United Kingdom.

Who operates AS212601?

AS212601 is operated by Calastone Limited. The organization is based in United Kingdom. You can view all IP ranges and related ASNs on the organization page.

What country is AS212601 registered in?

AS212601 is registered in United Kingdom. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-08-03 08:55:31 UTC
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