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ASN Lookup Tool
AS138449 SYUNET-AS-AP

Powered By:
ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS138449
Organisation
SIANG YU SCIENCE AND TECHNOLOGY LIMITED
Name
SYUNET-AS-AP
Total IPv4 Addresses
1,792
Total IPv4 Prefixes
7
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#25,233 out of 78,154
Registry
Apnic
Registered Country
HK flag HK
Registered Country Name
Hong Kong
Registered Date
Registration Last Change
2023-09-05
Receiving From

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

ASN
Organisation
AS4637
HK flagTelstra International Limited
AS6939
US flagHurricane Electric LLC
AS45250
US flagVocom International Telecommunication Inc.
AS134196
HK flagANYUN INTERNET TECHNOLOGY (HK) CO.,LIMITED
IPv4 Active Prefixes

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

Prefix42.0.200.0/24
Range From42.0.200.0
Range To42.0.200.255
Prefix101.135.33.0/24
Range From101.135.33.0
Range To101.135.33.255
Prefix111.66.101.0/24
Range From111.66.101.0
Range To111.66.101.255
Prefix120.30.150.0/24
Range From120.30.150.0
Range To120.30.150.255
Prefix122.113.50.0/24
Range From122.113.50.0
Range To122.113.50.255
Showing 5 of 7
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.