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Autonomous System

AS140570 · Hong Kong Beecloud System Technology Services Limited

Overview

AS140570 is announced on the Internet: RIPE RIS route collectors currently see 19 IPv4 prefixes and 1 IPv6 prefix originated by this network. Together, its IPv4 prefixes cover 4,864 addresses, with overlapping prefixes counted once. In the paths the collectors record, it has 19 upstream neighbours (transit providers or peers) and 37 downstream neighbours (customers or networks it carries). Its most visible upstreams are HGC Global Communications Limited (AS9304), RETN Limited (AS9002), and Arelion Sweden AB (AS1299). AS140570 was assigned by APNIC, and its registration country is Hong Kong SAR China.

Source: RIPEstat (RIPE NCC), RIS route collectors. Read on October 17, 2026 at 4:59 AM UTC. This page is refreshed at most every 12 hours.

Go further

The trace goes to 38.47.49.1, the first address of 38.47.49.0/24. An address picked inside a prefix may not answer (nothing listens there, or the network filters probes): the trace then shows the path up to the last network that replies.

Announced prefixes

IPv4 prefixes (19 prefixes)

PrefixAddresses
38.47.49.0/24256
38.47.62.0/24256
38.150.78.0/24256
103.150.118.0/24256
154.91.5.0/24256
154.91.7.0/24256
203.168.224.0/24256
203.168.226.0/24256
203.168.227.0/24256
203.168.231.0/24256
203.168.232.0/24256
203.168.233.0/24256
203.168.234.0/24256
205.198.108.0/24256
205.198.109.0/24256
205.198.110.0/24256
205.198.111.0/24256
209.146.4.0/24256
209.146.15.0/24256

IPv6 prefixes (1 prefix)

Prefix
2001:df3:7580::/48

Neighbours

Upstreams (transit or peers) (19)

ASNetworkVisibility
AS9304HGC Global Communications Limited3,208
AS9002RETN Limited3,190
AS1299Arelion Sweden AB2,143
AS174Cogent Communications, LLC1,728
AS9381HKBN Enterprise Solutions HK Limited1,199
AS3491PCCW Global (HK) Ltd.1,086
AS6453TATA COMMUNICATIONS (AMERICA) INC852
AS6939Hurricane Electric LLC823
AS2914NTT America, Inc.777
AS3223Voxility LLP259
AS38008Aperture Science Limited86
AS4635Hong Kong Internet Exchange--Route Server 147
AS24115-6
AS33891Core-Backbone GmbH4
AS23764CTGNet3
AS8359MTS PJSC2
AS15802Emirates Integrated Telecommunications Company PJSC1
AS17557Pakistan Telecommunication Company Limited1
AS132132MyRepublic Ltd.1

Downstreams (customers) (37)

ASNetworkVisibility
AS398704STACKS INC2,274
AS4538China Education and Research Network Center925
AS10098Towngas Telecommunications Fixed Network Ltd912
AS245458/F.,Sino Favour Centre ,1 OnYip Street , ChaiWan592
AS63916IPTELECOM Global587
AS54801Zillion Network Inc.526
AS149625NETCLOUD INTERNATIONAL DATA CENTRE LIMITED499
AS151206HK CLOUD DATA CO., LIMITED494
AS154432BeeCloud ICT Limited476
AS141153LCX International Technology Co., Limited468
AS45561-467
AS153757-464
AS153891-463
AS153599-459
AS132883-438
AS151061-349
AS138542-341
AS55799-317
AS23881-313
AS136547-309
AS136491TIDALPORT INTERNATIONAL LIMITED281
AS137551-281
AS401254-281
AS150337-275
AS134829-274
AS133372-273
AS135515-273
AS139811-273
AS149641-273
AS45910-263

The 30 most visible of 37.

55 more neighbours appear on both sides of this network depending on the path, so they are counted in neither list.

Visibility is RIPEstat's count of how often the route collectors observed the link. It compares neighbours with each other; it is not a traffic volume.

How to read this page

An Autonomous System (AS) is a network run under one routing policy: an internet provider, a cloud, a content network, a university. Each one has a number, its ASN, assigned by a regional registry (ARIN, RIPE NCC, APNIC, LACNIC, AFRINIC), and uses BGP, the protocol networks use to tell each other where addresses are, to announce the blocks of addresses it delivers to.

A prefix such as 203.0.113.0/24 is a block of addresses: the number after the slash says how many bits are fixed, so a /24 holds 256 IPv4 addresses and a /16 holds 65,536. Networks often announce a large block and smaller pieces of it at the same time, which is why the address total counts each address once.

Neighbours come from the paths themselves. A network that appears just before this one in a path, on the collector's side, is an upstream: a transit provider or a peer. One that appears just after it is a downstream, usually a customer. Peering at an internet exchange also shows up as an upstream, so the upstream list is not a list of paid transit.

The data comes from RIPEstat, run by the RIPE NCC, which gathers the routing tables of hundreds of networks through its RIS route collectors. This page reads it when it is visited and keeps it for 12 hours at most; the BGP viewer reads it live.

Frequently asked questions

How do I find the ASN of an IP address?
Type the address in the BGP viewer: it shows the prefix that covers it, the AS that originates that prefix and the paths seen towards it. A traceroute also names the network of each hop, so you can see every AS a connection crosses.
Why does one company have several ASNs?
Large operators split their network by region, by activity or by history: a cloud may use one number for its backbone and another for a region, and every acquisition brings its own numbers. Each number has its own page, with its own prefixes and neighbours.
Why do prefix counts differ from one site to another?
Each source sees the routing table from different collectors, at a different time, and counts differently: some include prefixes withdrawn in recent weeks, some merge a block and its pieces. This page counts the prefixes RIPE RIS collectors see originated by the network at the end of the latest two-week window, and counts each IPv4 address once.
Is this the list of IP ranges of a cloud provider?
It is what its networks announce, which is what the Internet routes to them. Many providers also publish an official list of ranges per service and region; that list is the reference for firewall rules, because a range can be announced before it is used, or announced by another of their AS numbers.