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Autonomous System

AS51154

pCloud AG

Announced IPs
4,864
CIDR prefixes
10
ASN
AS51154

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.

59/100
Caution
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 Content
Traffic level 50-100Gbps
Geographic scope Europe
Traffic ratio Balanced
Peering policy Open
IRR record AS51154

Present at 8 internet exchanges: DE-CIX Frankfurt: DE-CIX Frankfurt Peering LAN, NetIX: NetIX, NL-ix: Main, France-IX Paris, BBIX Tokyo, LINX LON1: Main, ERA-IX Paris, SwissIX: Peering

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS51154 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
104.128.18.0/24 13,214 2026-08-01 07:35:43
45.131.244.0/22 12,555 2026-08-01 07:35:43
185.62.236.0/22 12,504 2026-08-01 07:35:43
104.128.16.0/24 10,220 2026-08-01 10:08:22
104.128.22.0/24 10,122 2026-08-01 10:14:44
104.128.17.0/24 9,303 2026-08-01 09:10:32
104.128.19.0/24 7,201 2026-08-01 10:14:47
104.128.30.0/24 6,364 2026-08-01 11:48:39
104.128.31.0/24 5,314 2026-08-01 07:35:46
104.128.26.0/24 4,598 2026-08-01 11:48:40
104.128.21.0/24 4,542 2026-08-01 10:15:46
104.128.20.0/24 4,413 2026-08-01 10:08:23
104.128.24.0/24 4,395 2026-08-01 10:08:23

Frequently Asked Questions

What is AS51154?

AS51154 is an Autonomous System Number assigned to pCloud AG. 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 AS51154 announce?

AS51154 announces 4.9K IPv4 addresses distributed across 10 routed CIDR prefixes. The network is registered in Switzerland.

Who operates AS51154?

AS51154 is operated by pCloud AG. The organization is based in Switzerland. You can view all IP ranges and related ASNs on the organization page.

What country is AS51154 registered in?

AS51154 is registered in Switzerland. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-08-01 11:55:30 UTC
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