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ASN Lookup Tool
AS5501 Fraunhofer-Cluster-BW

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS5501
Organisation
Fraunhofer-Gesellschaft zur Foerderung der angew..
Name
Fraunhofer-Cluster-BW
Total IPv4 Addresses
119555
Total IPv4 Prefixes
40
Total IPv6 Prefixes
7
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,791 out of 76,203
Registry
Ripe
Registered Country
DE flag DE
Registered Country Name
Germany
Registered Date
2002-01-18
Registration Last Change
2019-03-06
Receiving From

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

ASN
Organisation
AS680
DE flagVerein zur Foerderung eines Deutschen Forschungs..
AS553
DE flagUniversitaet Stuttgart
IPv4 Active Prefixes

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

Prefix129.233.0.0/17
Range From129.233.0.0
Range To129.233.127.255
Prefix129.233.197.0/24
Range From129.233.197.0
Range To129.233.197.255
Prefix129.233.198.0/23
Range From129.233.198.0
Range To129.233.199.255
Prefix129.233.203.0/24
Range From129.233.203.0
Range To129.233.203.255
Prefix129.233.204.0/22
Range From129.233.204.0
Range To129.233.207.255
Showing 5 of 40
IPv6 Active Prefixes
Prefix2a03:db80:4404::/48
Range From2a03:db80:4404::
Range To2a03:db80:4404:ffff:ffff:ffff:ffff:ffff
Prefix2a03:db80:4410::/48
Range From2a03:db80:4410::
Range To2a03:db80:4410:ffff:ffff:ffff:ffff:ffff
Prefix2a03:db80:4414::/48
Range From2a03:db80:4414::
Range To2a03:db80:4414:ffff:ffff:ffff:ffff:ffff
Prefix2a03:db80:4420::/48
Range From2a03:db80:4420::
Range To2a03:db80:4420:ffff:ffff:ffff:ffff:ffff
Prefix2a03:db80:4424::/48
Range From2a03:db80:4424::
Range To2a03:db80:4424:ffff:ffff:ffff:ffff:ffff
Showing 5 of 7
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.