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Autonomous System

AS45187

Rackspace IT Hosting AS IT Hosting Provider Hong Kong

Announced IPs
66,816
CIDR prefixes
11
ASN
AS45187

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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Content
Geographic scope Not Disclosed
Traffic ratio Not Disclosed
Peering policy Open
IRR record AS-RACKSPACE

Present at 2 internet exchanges: Equinix Hong Kong, HKIX: HKIX Peering LAN

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
203.60.0.0/17 32.8K
0.6%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong HK
119.9.64.0/18 16.4K
1.0%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong HK
180.150.128.0/19 8.2K
3.0%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong HK
120.136.32.0/20 4.1K
12.1%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong HK
202.168.208.0/21 2.0K
10.3%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong HK
66.70.92.0/22 1.0K
7.2%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong US
122.200.132.0/22 1.0K
7.4%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong HK
103.4.112.0/23 512
9.0%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong HK
66.70.1.0/24 256
2.3%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong US
66.70.94.0/24 256
0.0%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong HK
66.70.107.0/24 256
10.5%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong US
134.8.1.0/24 256
0.0%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong US
66.70.95.0/25 128
0.0%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong US
66.70.95.128/26 64
0.0%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong US
66.70.95.192/27 32
0.0%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong US
66.70.95.224/28 16
0.0%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong US
66.70.95.248/29 8
0.0%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong US
66.70.95.240/30 4
0.0%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong US
66.70.95.244/31 2
0.0%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong US
66.70.95.246 1
0.0%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong HK
66.70.95.247 1
0.0%
Rackspace IT Hosting AS IT Hosting Provider Hong Kong US

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS45187 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
134.8.1.0/24 11,561 2026-07-23 16:31:36
203.60.0.0/17 8,431 2026-07-23 16:31:36
202.168.208.0/21 8,393 2026-07-23 16:31:36
180.150.128.0/19 8,205 2026-07-23 16:31:36
122.200.132.0/22 7,925 2026-07-23 16:31:36
120.136.32.0/20 7,711 2026-07-23 16:31:36
119.9.96.0/19 7,709 2026-07-23 16:31:36
119.9.64.0/19 7,689 2026-07-23 16:31:36
103.4.112.0/23 7,525 2026-07-23 16:31:36
66.70.92.0/22 7,492 2026-07-23 16:31:36
66.70.107.0/24 7,482 2026-07-23 16:31:36
66.70.1.0/24 7,461 2026-07-23 16:31:36
66.70.94.0/23 7,452 2026-07-23 16:31:36

Frequently Asked Questions

What is AS45187?

AS45187 is an Autonomous System Number assigned to Rackspace IT Hosting AS IT Hosting Provider Hong Kong. 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 AS45187 announce?

AS45187 announces 66.8K IPv4 addresses distributed across 11 routed CIDR prefixes. The network is registered in Hong Kong.

Who operates AS45187?

AS45187 is operated by Rackspace IT Hosting AS IT Hosting Provider Hong Kong. The organization is based in Hong Kong. You can view all IP ranges and related ASNs on the organization page.

What country is AS45187 registered in?

AS45187 is registered in Hong Kong. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-23 16:55:32 UTC
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