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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.

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 →

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 Farnham
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 37,770 2026-07-24 03:25:37
5.79.0.0/18 4,925 2026-07-24 03:25:37
77.246.32.0/20 4,661 2026-07-24 03:25:37
95.138.128.0/18 4,656 2026-07-24 03:25:37
193.142.244.0/24 4,654 2026-07-24 03:25:37
37.188.96.0/19 4,646 2026-07-24 03:25:37
31.222.128.0/18 4,645 2026-07-24 03:25:37
94.236.0.0/17 4,642 2026-07-24 03:25:37
72.21.40.0/21 4,638 2026-07-24 03:25:37
46.38.160.0/19 4,637 2026-07-24 03:25:37
134.213.0.0/16 4,637 2026-07-24 03:25:37
78.136.0.0/18 4,622 2026-07-24 03:25:37
134.0.73.0/24 4,620 2026-07-24 03:25:37
147.75.20.0/22 4,620 2026-07-24 03:25:37
134.0.72.0/21 4,618 2026-07-24 03:25:37
89.234.0.0/18 4,613 2026-07-24 03:25:37
92.52.64.0/18 4,609 2026-07-24 03:25:37
134.0.75.0/24 4,609 2026-07-24 03:25:37
146.177.0.0/16 4,600 2026-07-24 03:25:37
185.144.228.0/22 4,595 2026-07-24 03:25:37
164.177.128.0/19 4,591 2026-07-24 03:25:37
162.13.0.0/16 4,586 2026-07-24 03:25:37
212.64.128.0/19 4,575 2026-07-24 03:25:37
217.72.240.0/20 4,567 2026-07-24 03:25:37
193.138.122.0/24 4,552 2026-07-24 03:25:38
65.61.188.0/24 4,515 2026-07-24 03:25:37
209.18.112.0/22 4,512 2026-07-24 03:25:37
46.227.46.0/24 4,493 2026-07-24 03:25:38
212.100.224.0/19 4,490 2026-07-24 03:25:37
134.8.0.0/24 4,460 2026-07-24 03:25:38
185.55.189.0/24 4,452 2026-07-24 03:25:38
72.13.112.0/23 4,430 2026-07-24 03:25:38
164.138.226.0/24 3,367 2026-07-24 03:25:38
82.211.66.0/23 2,444 2026-07-24 03:25:37
164.138.224.224/28 26 2026-07-16 16:07:01
164.138.227.40/29 26 2026-07-16 16:07:01
164.138.227.112/28 26 2026-07-16 16:07:01
164.138.229.32/27 26 2026-07-16 16:07:01
188.65.63.128/26 25 2026-07-16 16:07:01
188.65.57.96/27 25 2026-07-16 16:07:01
188.65.61.200/29 25 2026-07-16 16:07:01
188.65.58.128/27 25 2026-07-16 16:07:01
188.65.58.64/28 25 2026-07-16 16:07:01
188.65.57.144/29 25 2026-07-16 16:07:01
188.65.56.240/29 25 2026-07-16 16:07:01
188.65.60.224/27 25 2026-07-16 16:07:01
188.65.56.48/28 25 2026-07-16 16:07:01
188.65.57.160/27 25 2026-07-16 16:07:01
188.65.57.88/29 25 2026-07-16 16:07:01
162.13.243.48/29 25 2026-07-16 16:07:01

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: 2026-07-24 03:40:31 UTC
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