Skip to main content
Autonomous System

AS51430

AltusHost B.V.

Announced IPs
20,480
CIDR prefixes
22
ASN
AS51430

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 →

Network profile

Source: PeeringDB →
Network type Enterprise
Geographic scope Europe
Traffic ratio Balanced
Peering policy Open

Present at 2 internet exchanges: STHIX - Stockholm: STH Peering, Speed-IX: SPEED-IX

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
37.46.112.0/20 4.1K
88.1%
AltusHost B.V. NL North Holland Amsterdam
79.142.64.0/20 4.1K
83.5%
AltusHost B.V. NL North Holland Amsterdam
31.3.152.0/21 2.0K
82.2%
AltusHost B.V. NL
128.127.104.0/21 2.0K
85.2%
AltusHost B.V. NL
213.5.64.0/21 2.0K
40.0%
AltusHost B.V. NL
31.3.152.0/22 1.0K
0.0%
AltusHost B.V. SE Stockholm County Stockholm
37.46.124.0/22 1.0K
0.0%
AltusHost B.V. NL
79.142.64.0/22 1.0K
0.0%
AltusHost B.V. NL North Holland Amsterdam
79.142.72.0/22 1.0K
0.0%
AltusHost B.V. NL
128.127.108.0/22 1.0K
0.0%
AltusHost B.V. NL
185.2.28.0/22 1.0K
91.0%
AltusHost B.V. NL North Holland Amsterdam
185.10.56.0/22 1.0K
80.2%
AltusHost B.V. NL
31.3.158.0/23 512
0.0%
AltusHost B.V. SE Stockholm County Stockholm
37.46.112.0/23 512
0.0%
AltusHost B.V. NL
37.46.120.0/23 512
0.0%
AltusHost B.V. SE Stockholm County Stockholm
37.46.122.0/23 512
0.0%
AltusHost B.V. NL North Holland Amsterdam
128.127.104.0/23 512
0.0%
AltusHost B.V. SE Stockholm County Stockholm
128.127.106.0/23 512
0.0%
AltusHost B.V. NL North Holland Amsterdam
185.2.30.0/23 512
0.0%
AltusHost B.V. NL North Holland Amsterdam
185.7.34.0/23 512
3.7%
AltusHost B.V. NL
31.3.156.0/24 256
0.0%
AltusHost B.V. RS Belgrade Belgrade
31.3.157.0/24 256
0.0%
AltusHost B.V. BG
37.46.114.0/24 256
0.0%
AltusHost B.V. BG Sofia-Capital Sofia
37.46.115.0/24 256
0.0%
AltusHost B.V. RS Belgrade Belgrade
37.46.116.0/24 256
0.0%
AltusHost B.V. RS Belgrade Belgrade
37.46.117.0/24 256
0.0%
AltusHost B.V. BG Sofia-Capital Sofia
37.46.118.0/24 256
0.0%
AltusHost B.V. BG Sofia-Capital Sofia
37.46.119.0/24 256
0.0%
AltusHost B.V. CH Zurich Zurich
79.142.68.0/24 256
0.0%
AltusHost B.V. NL
79.142.69.0/24 256
0.0%
AltusHost B.V. CH Zurich Zurich
79.142.70.0/24 256
0.0%
AltusHost B.V. BG Sofia-Capital Sofia
79.142.71.0/24 256
0.0%
AltusHost B.V. NL
79.142.77.0/24 256
0.0%
AltusHost B.V. SE Stockholm County Stockholm
79.142.78.0/24 256
0.0%
AltusHost B.V. SE Stockholm County Stockholm
79.142.79.0/24 256
0.0%
AltusHost B.V. CH Zurich Zurich
82.21.212.0/24 256
0.0%
AltusHost B.V. GB
82.22.247.0/24 256
0.0%
AltusHost B.V. GB
82.23.201.0/24 256
0.0%
AltusHost B.V. GB
82.23.230.0/24 256
0.0%
AltusHost B.V. GB
82.23.237.0/24 256
0.0%
AltusHost B.V. GB
82.24.247.0/24 256
0.0%
AltusHost B.V. GB
82.25.240.0/24 256
0.0%
AltusHost B.V. GB
82.25.247.0/24 256
0.0%
AltusHost B.V. GB
82.26.232.0/24 256
0.0%
AltusHost B.V. GB
82.26.247.0/24 256
0.0%
AltusHost B.V. GB
82.27.228.0/24 256
0.0%
AltusHost B.V. GB
82.27.247.0/24 256
0.0%
AltusHost B.V. GB
91.214.47.0/24 256
99.6%
AltusHost B.V. NL
176.67.83.0/24 256
0.0%
AltusHost B.V. US
185.2.29.0/24 256
0.0%
AltusHost B.V. NL North Holland Amsterdam
185.7.34.0/24 256
0.0%
AltusHost B.V. CH Zurich Zurich
185.7.35.0/24 256
0.0%
AltusHost B.V. NL
79.142.76.0/25 128
0.0%
AltusHost B.V. SE
185.2.28.128/25 128
0.0%
AltusHost B.V. SE
79.142.76.192/26 64
0.0%
AltusHost B.V. SE
185.2.28.0/26 64
0.0%
AltusHost B.V. SE
79.142.76.160/27 32
0.0%
AltusHost B.V. SE
185.2.28.64/27 32
0.0%
AltusHost B.V. SE
79.142.76.144/28 16
0.0%
AltusHost B.V. NL
185.2.28.96/28 16
0.0%
AltusHost B.V. SE
79.142.76.136/29 8
0.0%
AltusHost B.V. NL
185.2.28.120/29 8
0.0%
AltusHost B.V. SE
79.142.76.128/30 4
0.0%
AltusHost B.V. SE
79.142.76.132/30 4
0.0%
AltusHost B.V. NL
185.2.28.112/30 4
0.0%
AltusHost B.V. SE
185.2.28.118/31 2
0.0%
AltusHost B.V. SE
185.2.28.116 1
0.0%
AltusHost B.V. SE
185.2.28.117 1
0.0%
AltusHost B.V. BF

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS51430 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
82.27.247.0/24 276,895 2026-07-23 22:04:16
82.22.247.0/24 26,617 2026-07-23 22:04:16
128.127.108.0/24 23,918 2026-07-23 21:48:59
82.25.247.0/24 23,148 2026-07-23 22:04:16
213.5.64.0/21 22,319 2026-07-23 21:48:59
82.26.247.0/24 20,497 2026-07-23 22:04:16
82.24.247.0/24 18,469 2026-07-23 22:04:16
79.142.70.0/24 18,464 2026-07-23 22:01:51
37.46.114.0/24 18,438 2026-07-23 22:04:42
37.46.118.0/24 18,419 2026-07-23 22:04:42
82.23.237.0/24 18,002 2026-07-23 22:04:16
176.67.83.0/24 11,983 2026-07-23 22:04:16
31.3.156.0/24 11,484 2026-07-23 22:04:16
37.46.116.0/24 11,480 2026-07-23 22:04:16
37.46.115.0/24 11,432 2026-07-23 22:04:16
79.142.73.0/24 11,295 2026-07-23 22:04:14
37.46.117.0/24 11,289 2026-07-23 22:01:51
79.142.68.0/24 11,274 2026-07-23 22:04:14
79.142.71.0/24 11,266 2026-07-23 22:04:14
79.142.72.0/24 11,261 2026-07-23 22:04:14
31.3.157.0/24 11,233 2026-07-23 22:01:51
128.127.109.0/24 11,200 2026-07-23 22:04:14
185.7.35.0/24 11,157 2026-07-23 22:04:14
185.2.29.0/24 11,115 2026-07-23 22:04:14
185.2.31.0/24 11,111 2026-07-23 22:04:14
128.127.110.0/23 11,086 2026-07-23 22:01:52
79.142.74.0/23 11,058 2026-07-23 22:01:52
79.142.64.0/22 11,058 2026-07-23 22:01:52
128.127.106.0/23 10,965 2026-07-23 22:01:52
185.10.56.0/22 10,885 2026-07-23 22:01:52
37.46.124.0/22 10,806 2026-07-23 22:01:52
91.214.47.0/24 10,031 2026-07-23 21:24:11
37.46.123.0/24 9,964 2026-07-23 21:40:52
37.46.112.0/24 7,055 2026-07-23 21:48:59
31.3.152.0/22 4,431 2026-07-23 21:43:07
79.142.76.0/23 4,381 2026-07-23 20:30:32
31.3.158.0/23 4,339 2026-07-23 21:43:07
37.46.120.0/24 4,314 2026-07-23 21:43:07
37.46.121.0/24 4,313 2026-07-23 21:43:07
79.142.78.0/24 4,311 2026-07-23 21:43:07
128.127.104.0/23 4,209 2026-07-23 21:43:07
185.2.28.0/24 4,195 2026-07-23 22:04:43
79.142.79.0/24 4,119 2026-07-23 22:02:49
82.23.230.0/24 4,119 2026-07-23 22:02:49
37.46.113.0/24 4,089 2026-07-23 21:40:52
82.26.232.0/24 4,083 2026-07-23 22:02:49
79.142.69.0/24 4,082 2026-07-23 22:02:49
82.27.228.0/24 4,082 2026-07-23 22:02:49
82.21.212.0/24 4,076 2026-07-23 22:02:49
37.46.119.0/24 4,076 2026-07-23 22:02:49

Showing top 50 of 56 announced prefixes by sample volume.

Frequently Asked Questions

What is AS51430?

AS51430 is an Autonomous System Number assigned to AltusHost B.V.. 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 AS51430 announce?

AS51430 announces 20.5K IPv4 addresses distributed across 22 routed CIDR prefixes. The network is registered in The Netherlands.

Who operates AS51430?

AS51430 is operated by AltusHost B.V.. The organization is based in The Netherlands. You can view all IP ranges and related ASNs on the organization page.

What country is AS51430 registered in?

AS51430 is registered in The Netherlands. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-23 22:10:32 UTC
Share