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Autonomous System

AS31003

Iron Mountain Europe (Group) Limited

Announced IPs
2,048
CIDR prefixes
1
ASN
AS31003

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
188.95.80.0/21 2.0K
1.6%
Iron Mountain Europe (Group) Limited GB

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS31003 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
188.95.84.0/22 7,590 2026-08-03 03:24:26
188.95.80.0/22 4,799 2026-08-03 00:01:20

Frequently Asked Questions

What is AS31003?

AS31003 is an Autonomous System Number assigned to Iron Mountain Europe (Group) 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 AS31003 announce?

AS31003 announces 2.0K IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in United Kingdom.

Who operates AS31003?

AS31003 is operated by Iron Mountain Europe (Group) Limited. The organization is based in United Kingdom. You can view all IP ranges and related ASNs on the organization page.

What country is AS31003 registered in?

AS31003 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 03:25:31 UTC
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