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ASN Lookup Tool
AS9920 ISTVC-AS-TW

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS9920
Organisation
IMPROVE SYSTEM TECHNOLOGY CO., LTD. 19F-2., No. ..
Name
ISTVC-AS-TW
Total IPv4 Addresses
256
Total IPv4 Prefixes
1
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#68,100 out of 79,485
Registry
Apnic
Registered Country
TW flagTW
Registered Country Name
Taiwan (Province of China)
Registered Date
Registration Last Change
2026-01-09
Receiving From
ASN
Organisation
AS20473
US flagThe Constant Company, LLC
IPv4 Active Prefixes
PrefixRange FromRange To
103.173.94.0/24103.173.94.0103.173.94.255