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ASN Lookup Tool
AS5520 UNI-KOELN

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS5520
Organisation
Universitaet zu Koeln
Name
UNI-KOELN
Total IPv4 Addresses
68,096
Total IPv4 Prefixes
6
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#2,663 out of 79,076
Registry
Ripe
Registered Country
DE flagDE
Registered Country Name
Germany
Registered Date
2002-02-04
Registration Last Change
2022-07-26
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..
IPv4 Active Prefixes

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

PrefixRange FromRange To
134.95.0.0/16134.95.0.0134.95.255.255
134.107.209.0/24134.107.209.0134.107.209.255
134.107.216.0/23134.107.216.0134.107.217.255
134.107.225.0/24134.107.225.0134.107.225.255
134.107.226.0/23134.107.226.0134.107.227.255
Showing 5 of 6
IPv6 Active Prefixes
PrefixRange FromRange To
2a00:a200::/292a00:a200::2a00:a207:ffff:ffff:ffff:ffff:ffff:ffff