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ASN Lookup Tool
AS57523 changway-as

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS57523
Organisation
Chang Way Technologies Co. Limited
Name
changway-as
Total IPv4 Addresses
1,280
Total IPv4 Prefixes
5
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#28,272 out of 78,160
Registry
Ripe
Registered Country
HK flag HK
Registered Country Name
Hong Kong
Registered Date
2021-06-09
Registration Last Change
2022-05-11
Receiving From

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

ASN
Organisation
AS9049
RU flagJSC "ER-Telecom Holding"
IPv4 Active Prefixes

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

Prefix45.93.20.0/24
Range From45.93.20.0
Range To45.93.20.255
Prefix91.240.118.0/24
Range From91.240.118.0
Range To91.240.118.255
Prefix91.241.19.0/24
Range From91.241.19.0
Range To91.241.19.255
Prefix185.11.61.0/24
Range From185.11.61.0
Range To185.11.61.255
Prefix185.81.68.0/24
Range From185.81.68.0
Range To185.81.68.255
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.