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ASN Lookup Tool
AS57154 SWKN

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS57154
Organisation
Stadtwerke Konstanz GmbH
Name
SWKN
Total IPv4 Addresses
16,640
Total IPv4 Prefixes
7
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#7,090 out of 78,984
Registry
Ripe
Registered Country
DE flagDE
Registered Country Name
Germany
Registered Date
2011-08-05
Registration Last Change
2025-03-13
Receiving From
ASN
Organisation
AS4230
BR flagCLARO S.A.
AS6057
UY flagAdministracion Nacional de Telecomunicaciones
AS6730
CH flagSunrise GmbH
AS9498
IN flagBharti Airtel Limited
AS5713
ZA flagTelkom SA Ltd.
Showing 5 of 44
Transit To
ASN
Organisation
AS214410
DE flagStadtwerke Waldkirch GmbH
IPv4 Active Prefixes
PrefixRange FromRange To
5.10.8.0/215.10.8.05.10.15.255
31.47.80.0/2131.47.80.031.47.87.255
88.133.248.0/2188.133.248.088.133.255.255
185.36.44.0/22185.36.44.0185.36.47.255
185.80.168.0/22185.80.168.0185.80.171.255
Showing 5 of 7
IPv6 Active Prefixes
PrefixRange FromRange To
2a03:80::/322a03:80::2a03:80:ffff:ffff:ffff:ffff:ffff:ffff