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ASN Lookup Tool
AS139903 RETN-AS-AP

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS139903
Organisation
RETN Telecoms Ltd.
Name
RETN-AS-AP
Total IPv4 Addresses
512
Total IPv4 Prefixes
1
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#52,204 out of 79,129
Registry
Apnic
Registered Country
TW flagTW
Registered Country Name
Taiwan (Province of China)
Registered Date
Registration Last Change
2025-08-26
Receiving From
ASN
Organisation
AS9002
GB flagRETN Limited
IPv4 Active Prefixes
PrefixRange FromRange To
103.146.250.0/23103.146.250.0103.146.251.255
IPv6 Active Prefixes
PrefixRange FromRange To
2001:df2:7580::/482001:df2:7580::2001:df2:7580:ffff:ffff:ffff:ffff:ffff