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ASN Lookup Tool
AS553 BELWUE

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS553
Organisation
Universitaet Stuttgart
Name
BELWUE
Total IPv4 Addresses
2109917
Total IPv4 Prefixes
148
Total IPv6 Prefixes
17
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#211 out of 76,380
Registry
Ripe
Registered Country
DE flag DE
Registered Country Name
Germany
Registered Date
2002-08-27
Registration Last Change
2023-04-19
Receiving From

The list of active Autonomous Systems (ASs) which send traffic to that ASN.

ASN
Organisation
AS20562
NL flagBroadband Hosting B.V.
AS41805
IQ flagSAWAD LAND for Information Technology Ltd
AS56662
PL flagMarcin Gondek
AS3320
DE flagDeutsche Telekom AG
AS3356
US flagLevel 3 Parent, LLC
Showing 5 of 64
Transit To

The list of active Autonomous Systems (ASs) which receive traffic from that ASN.

 

ASN
Organisation
AS34878
DE flagKarlsruhe Institute of Technology
AS5501
DE flagFraunhofer-Gesellschaft zur Foerderung der angew..
AS42873
DE flagMax-Planck-Gesellschaft zur Forderung der Wissen..
AS60824
DE flagFraunhofer-Gesellschaft zur Foerderung der angew..
AS50964
DE flagcivillent GmbH
Showing 5 of 14
IPv4 Active Prefixes

This provides the list of IPv4 address space routes/prefixes currently announced on Border Gateway Protocol (BGP).

Prefix45.12.171.0/24
Range From45.12.171.0
Range To45.12.171.255
Prefix45.90.132.0/22
Range From45.90.132.0
Range To45.90.135.255
Prefix129.69.0.0/16
Range From129.69.0.0
Range To129.69.255.255
Prefix129.143.0.0/18
Range From129.143.0.0
Range To129.143.63.255
Prefix129.143.64.0/23
Range From129.143.64.0
Range To129.143.65.255
Showing 5 of 148
IPv6 Active Prefixes
Prefix2001:7c0::/35
Range From2001:7c0::
Range To2001:7c0:1fff:ffff:ffff:ffff:ffff:ffff
Prefix2001:7c0:2000::/39
Range From2001:7c0:2000::
Range To2001:7c0:21ff:ffff:ffff:ffff:ffff:ffff
Prefix2001:7c0:2200::/40
Range From2001:7c0:2200::
Range To2001:7c0:22ff:ffff:ffff:ffff:ffff:ffff
Prefix2001:7c0:2300::/44
Range From2001:7c0:2300::
Range To2001:7c0:230f:ffff:ffff:ffff:ffff:ffff
Prefix2001:7c0:2320::/43
Range From2001:7c0:2320::
Range To2001:7c0:233f:ffff:ffff:ffff:ffff:ffff
Showing 5 of 17
Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.