Autonomous System details

AS57154

Stadtwerke Konstanz GmbH — tk-bodensee.net

Summary

Country
DE Germany
Organization Stadtwerke Konstanz GmbH
Domain tk-bodensee.net
Number of IPv4 16,896
Number of IPv6 7.9228× 1028
AS Type ISP
Registry RIPE NCC
Allocated August 05, 2011 (about 14 years ago)
Updated March 13, 2025 (about 2 months ago)

IP Ranges

AS57154 announces 8 IPv4 ranges and 1 IPv6 range.

That's a total of 16,896 IPv4 addresses and 7.9228× 1028 IPv6 addresses.

Prefix Organization Size Registry Status
5.10.8.0/21
DE Stadtwerke Konstanz GmbH
2,048 RIPE NCC ASSIGNED PA
31.47.80.0/21
DE Stadtwerke Konstanz GmbH
2,048 RIPE NCC ASSIGNED PA
88.133.248.0/21
DE Stadtwerke Konstanz GmbH
2,048 RIPE NCC ASSIGNED PA
185.36.44.0/22
DE Stadtwerke Konstanz GmbH
1,024 RIPE NCC ASSIGNED PA
185.36.47.0/24
DE Stadtwerke Konstanz GmbH
256 RIPE NCC ALLOCATED PA
185.80.168.0/22
DE Stadtwerke Konstanz GmbH
1,024 RIPE NCC ASSIGNED PA
193.102.25.0/24
DE Vanderlande Logistics GmbH
256 RIPE NCC ASSIGNED PI
213.152.96.0/19
DE Stadtwerke Konstanz GmbH
8,192 RIPE NCC ASSIGNED PA
Prefix Organization Size Registry Status
2a03:80::/32
DE Stadtwerke Konstanz GmbH
7.9228× 1028 RIPE NCC ASSIGNED

Peers

AS57154 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.

AS553 AS559 AS1103 AS1140 AS1764 AS1828 AS3216 AS3333 AS5405 AS5713 AS6057 AS6233 AS6424 AS6939 AS8758 AS9902 AS12552 AS12637 AS12779 AS12859 AS12969 AS13237 AS14630 AS14907 AS15547 AS15605 AS20764 AS20932 AS23106 AS24482 AS24961 AS25091 AS25220 AS29075 AS29140 AS30844 AS34019 AS34224 AS34288 AS35280 AS35598 AS36994 AS37100 AS37468 AS37497 AS37721 AS38880 AS39120 AS39122 AS39351 AS42541 AS45352 AS47147 AS48185 AS48362 AS48919 AS49432 AS49544 AS49605 AS50300 AS50763 AS51184 AS51185 AS52320 AS55329 AS56987 AS58511 AS59890 AS132337 AS199524 AS199938 AS212483 AS213241

Upstreams

AS57154 connects to the global Internet via at least 5 upstream providers. In this setup, AS57154 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

AS6730 AS33965 AS58115 AS60169 AS205112

Downstreams

AS57154 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS57154's role in extending Internet access beyond its own infrastructure.

AS214410

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