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Autonomous System

AS15395

Rackspace Ltd.

Announced IPs
402,176
CIDR prefixes
47
ASN
AS15395

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 →

AS15395 — global IP footprint

Cities where AS15395 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
134.213.0.0/16 65.5K
2.4%
Rackspace Ltd. GB England London
162.13.0.0/16 65.5K
3.0%
Rackspace Ltd. GB England Crawley
94.236.0.0/17 32.8K
7.3%
Rackspace Ltd. GB England London
146.177.128.0/17 32.8K
0.0%
Rackspace Ltd. GB
5.79.0.0/18 16.4K
11.9%
Rackspace Ltd. GB
31.222.128.0/18 16.4K
52.3%
Rackspace Ltd. GB England London
78.136.0.0/18 16.4K
8.5%
Rackspace Ltd. GB England Hayes
83.138.128.0/18 16.4K
23.3%
Rackspace Ltd. GB
89.234.0.0/18 16.4K
15.0%
Rackspace Ltd. GB
92.52.64.0/18 16.4K
10.0%
Rackspace Ltd. GB
95.138.128.0/18 16.4K
3.1%
Rackspace Ltd. GB
37.188.96.0/19 8.2K
38.8%
Rackspace Ltd. GB
46.38.160.0/19 8.2K
47.9%
Rackspace Ltd. GB
146.177.32.0/19 8.2K
0.0%
Rackspace Ltd. GB
146.177.96.0/19 8.2K
0.0%
Rackspace Ltd. GB England Greenford
164.177.128.0/19 8.2K
40.5%
Rackspace Ltd. GB
212.64.128.0/19 8.2K
14.2%
Rackspace Ltd. GB
212.100.224.0/19 8.2K
18.7%
Rackspace Ltd. GB
77.246.32.0/20 4.1K
0.0%
Rackspace Ltd. GB
146.177.0.0/20 4.1K
2.8%
Rackspace Ltd. GB
146.177.32.0/20 4.1K
1.2%
Rackspace Ltd. GB
146.177.80.0/20 4.1K
0.0%
Rackspace Ltd. GB England Greenford
217.72.240.0/20 4.1K
14.5%
Rackspace Ltd. GB
72.21.40.0/21 2.0K
1.1%
Rackspace Ltd. US
134.0.72.0/21 2.0K
4.0%
Rackspace Ltd. US
146.177.24.0/21 2.0K
1.1%
Rackspace Ltd. GB
146.177.48.0/21 2.0K
0.0%
Rackspace Ltd. GB
146.177.64.0/21 2.0K
0.1%
Rackspace Ltd. GB
146.177.16.0/22 1.0K
1.8%
Rackspace Ltd. GB
146.177.60.0/22 1.0K
0.2%
Rackspace Ltd. GB
146.177.76.0/22 1.0K
0.0%
Rackspace Ltd. GB
147.75.20.0/22 1.0K
0.6%
Rackspace Ltd. US
185.144.228.0/22 1.0K
0.3%
Rackspace Ltd. GB
209.18.112.0/22 1.0K
1.2%
Rackspace Ltd. US
72.13.112.0/23 512
0.0%
Rackspace Ltd. US
82.211.66.0/23 512
6.6%
Rackspace Ltd. GB
146.177.22.0/23 512
0.0%
Rackspace Ltd. GB
146.177.58.0/23 512
0.0%
Rackspace Ltd. GB
146.177.72.0/23 512
0.0%
Rackspace Ltd. GB
46.227.46.0/24 256
0.0%
Rackspace Ltd. GB
65.61.188.0/24 256
0.8%
Rackspace Ltd. US
134.8.0.0/24 256
0.0%
Rackspace Ltd. US
146.177.57.0/24 256
37.9%
Rackspace Ltd. GB
146.177.75.0/24 256
3.9%
Rackspace Ltd. GB
164.138.226.0/24 256
3.9%
Rackspace Ltd. GB
185.55.189.0/24 256
99.2%
Rackspace Ltd. GB
193.138.122.0/24 256
11.7%
Rackspace Ltd. RO
193.142.244.0/24 256
0.0%
Rackspace Ltd. GB

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS15395 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
83.138.128.0/18 42,979 2026-09-09 10:08:56
5.79.0.0/18 10,109 2026-09-09 10:08:56
31.222.128.0/18 9,710 2026-09-09 10:08:56
37.188.96.0/19 9,699 2026-09-09 10:08:56
95.138.128.0/18 9,662 2026-09-09 10:08:56
77.246.32.0/20 9,660 2026-09-09 10:08:56
72.21.40.0/21 9,643 2026-09-09 10:08:56
46.38.160.0/19 9,632 2026-09-09 10:08:56
94.236.0.0/17 9,622 2026-09-09 10:08:56
78.136.0.0/18 9,615 2026-09-09 10:08:56
89.234.0.0/18 9,597 2026-09-09 10:08:56
92.52.64.0/18 9,590 2026-09-09 10:08:56
134.213.0.0/16 9,587 2026-09-09 10:08:56
134.0.72.0/21 9,586 2026-09-09 10:08:56
147.75.20.0/22 9,561 2026-09-09 10:08:56
146.177.0.0/16 9,549 2026-09-09 10:08:56
134.0.73.0/24 9,549 2026-09-09 10:08:56
134.0.75.0/24 9,542 2026-09-09 10:08:56
193.142.244.0/24 9,500 2026-09-09 10:17:25
164.177.128.0/19 9,498 2026-09-09 10:08:56
162.13.0.0/16 9,474 2026-09-09 10:08:56
185.144.228.0/22 9,458 2026-09-09 10:08:56
212.64.128.0/19 9,354 2026-09-09 10:08:56
217.72.240.0/20 9,335 2026-09-09 10:08:56
209.18.112.0/22 9,271 2026-09-09 10:08:56
212.100.224.0/19 9,233 2026-09-09 10:08:56
46.227.46.0/24 9,169 2026-09-09 10:09:01
193.138.122.0/24 9,165 2026-09-09 10:17:25
65.61.188.0/24 9,130 2026-09-09 10:08:56
134.8.0.0/24 9,113 2026-09-09 10:09:01
185.55.189.0/24 9,052 2026-09-09 10:09:01
72.13.112.0/23 8,878 2026-09-09 10:09:01
164.138.226.0/24 6,646 2026-09-09 09:53:04
82.211.66.0/23 5,953 2026-09-09 09:52:51
164.138.227.112/28 55 2026-09-07 22:25:08
164.138.229.32/27 55 2026-09-07 22:25:08
164.138.227.40/29 55 2026-09-07 22:25:08
164.138.224.224/28 55 2026-09-07 22:25:08
188.65.58.64/28 54 2026-09-07 22:25:08
188.65.56.224/28 54 2026-09-07 22:25:08
188.65.56.48/28 54 2026-09-07 22:25:08
188.65.63.128/26 54 2026-09-07 22:25:08
188.65.57.160/27 54 2026-09-07 22:25:08
188.65.61.200/29 54 2026-09-07 22:25:08
188.65.57.24/29 54 2026-09-07 22:25:08
188.65.57.88/29 54 2026-09-07 22:25:08
188.65.57.96/27 54 2026-09-07 22:25:08
188.65.57.48/28 54 2026-09-07 22:25:08
188.65.60.176/28 54 2026-09-07 22:25:08
188.65.58.176/28 54 2026-09-07 22:25:08

Showing top 50 of 74 announced prefixes by sample volume.

Frequently Asked Questions

What is AS15395?

AS15395 is an Autonomous System Number assigned to Rackspace Ltd.. 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 AS15395 announce?

AS15395 announces 402.2K IPv4 addresses distributed across 47 routed CIDR prefixes. The network is registered in United Kingdom.

Who operates AS15395?

AS15395 is operated by Rackspace Ltd.. The organization is based in United Kingdom. You can view all IP ranges and related ASNs on the organization page.

What country is AS15395 registered in?

AS15395 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: 2026-09-09 10:56:06 UTC
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