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ASN Lookup Tool
AS38987 OST-ASN

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS38987
Organisation
Spoldzielnia Telekomunikacyjna OST
Name
OST-ASN
Total IPv4 Addresses
12,288
Total IPv4 Prefixes
85
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#8,392 out of 79,466
Registry
Ripe
Registered Country
PL flagPL
Registered Country Name
Poland
Registered Date
2005-11-23
Registration Last Change
2025-11-13
Receiving From
ASN
Organisation
AS201054
PL flagStowarzyszenie e-Poludnie
AS5617
PL flagOrange Polska Spolka Akcyjna
AS3303
CH flagSwisscom (Schweiz) AG
AS6939
US flagHurricane Electric LLC
AS20804
PL flagExatel S.A.
Showing 5 of 14
Transit To
ASN
Organisation
AS31604
PL flagIntertele S.A.
AS31381
PL flagWyzsza Szkola Informatyki i Zarzadzania
AS200609
PL flagCHDE Polska Spolka Akcyjna
IPv4 Active Prefixes
PrefixRange FromRange To
37.72.120.0/2337.72.120.037.72.121.255
37.72.122.0/2437.72.122.037.72.122.255
37.72.123.0/2737.72.123.037.72.123.31
37.72.123.32/2937.72.123.3237.72.123.39
37.72.123.40/3037.72.123.4037.72.123.43
Showing 5 of 85
IPv6 Active Prefixes
PrefixRange FromRange To
2a02:22e0::/322a02:22e0::2a02:22e0:ffff:ffff:ffff:ffff:ffff:ffff