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ASN Lookup Tool
AS133905 LAYER-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS133905
Organisation
Layerstack Limited
Name
LAYER-AS
Total IPv4 Addresses
512
Total IPv4 Prefixes
2
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#47,819 out of 77,296
Registry
Apnic
Registered Country
HK flag HK
Registered Country Name
Hong Kong
Registered Date
NA
Registration Last Change
2021-01-18
Receiving From

The list of active Autonomous Systems (ASs) which send traffic to that ASN.

ASN
Organisation
AS10133
TW flagChief Telecom Inc. 2 Fl., No. 68, Ruiguang Rd. N..
AS6939
US flagHurricane Electric LLC
AS17408
TW flagAboveNet Communications Taiwan Co., Ltd
AS24482
SG flagSG.GS
AS133380
HK flagLayerstack Limited
Showing 5 of 6
IPv4 Active Prefixes

This provides the list of IPv4 address space routes/prefixes currently announced on Border Gateway Protocol (BGP).

Prefix43.228.216.0/24
Range From43.228.216.0
Range To43.228.216.255
Prefix43.228.217.0/24
Range From43.228.217.0
Range To43.228.217.255
Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.