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ASN Lookup Tool
AS25084 CZESTMAN-COM-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS25084
Organisation
Politechnika Czestochowska
Name
CZESTMAN-COM-AS
Total IPv4 Addresses
1,536
Total IPv4 Prefixes
2
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#27,993 out of 79,115
Registry
Ripe
Registered Country
PL flagPL
Registered Country Name
Poland
Registered Date
2002-07-22
Registration Last Change
2025-03-16
Receiving From
ASN
Organisation
AS24748
PL flagAtman Sp. z o.o.
AS6939
US flagHurricane Electric LLC
AS49544
NL flagi3D.net B.V
AS14840
BR flagBR.Digital Provider
AS39120
IT flagConvergenze S.p.A.
Showing 5 of 11
Transit To
ASN
Organisation
AS196730
PL flagTELSAT.TV Sp. z o.o.
AS44454
PL flagCzestochowska Spoldzielnia Mieszkaniowa "Nasza P..
AS15373
PL flagPolitechnika Czestochowska
AS41056
PL flagAPUS Piotr Sejfried
AS209860
PL flagMy Net Michal Bronczkowski
Showing 5 of 8
IPv4 Active Prefixes
PrefixRange FromRange To
212.87.240.0/23212.87.240.0212.87.241.255
212.87.244.0/22212.87.244.0212.87.247.255
IPv6 Active Prefixes
PrefixRange FromRange To
2a01:699::/322a01:699::2a01:699:ffff:ffff:ffff:ffff:ffff:ffff