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ASN Lookup Tool
AS8422 NETCOLOGNE

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS8422
Organisation
NetCologne Gesellschaft fur Telekommunikation mb..
Name
NETCOLOGNE
Total IPv4 Addresses
573,096
Total IPv4 Prefixes
39
Total IPv6 Prefixes
14
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#527 out of 77,675
Registry
Ripe
Registered Country
DE flag DE
Registered Country Name
Germany
Registered Date
2002-09-24
Registration Last Change
2024-10-28
Receiving From

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

ASN
Organisation
AS56662
PL flagMarcin Gondek
AS3356
US flagLevel 3 Parent, LLC
AS174
US flagCogent Communications
AS3209
DE flagVodafone GmbH
AS1103
NL flagSURF B.V.
Showing 5 of 82
Transit To

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

 

ASN
Organisation
AS211023
DE flagKStA Medien Business Services Verwaltungs GmbH t..
AS33984
DE flagSurfplanet GmbH
AS60997
DE flagStadt Koeln
AS12581
DE flagtops.net GmbH & Co. KG
AS12579
DE flagXenologics Networks & Communications GmbH
Showing 5 of 30
IPv4 Active Prefixes

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

Prefix78.34.0.0/15
Range From78.34.0.0
Range To78.35.255.255
Prefix81.173.128.0/17
Range From81.173.128.0
Range To81.173.255.255
Prefix83.138.60.0/24
Range From83.138.60.0
Range To83.138.60.255
Prefix84.44.128.0/17
Range From84.44.128.0
Range To84.44.255.255
Prefix85.197.0.0/18
Range From85.197.0.0
Range To85.197.63.255
Showing 5 of 39
IPv6 Active Prefixes
Prefix2001:678:458::/48
Range From2001:678:458::
Range To2001:678:458:ffff:ffff:ffff:ffff:ffff
Prefix2001:67c:5d4::/48
Range From2001:67c:5d4::
Range To2001:67c:5d4:ffff:ffff:ffff:ffff:ffff
Prefix2001:4dd0::/32
Range From2001:4dd0::
Range To2001:4dd0:ffff:ffff:ffff:ffff:ffff:ffff
Prefix2001:4dd1::/32
Range From2001:4dd1::
Range To2001:4dd1:ffff:ffff:ffff:ffff:ffff:ffff
Prefix2001:4dd2::/31
Range From2001:4dd2::
Range To2001:4dd3:ffff:ffff:ffff:ffff:ffff:ffff
Showing 5 of 14
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.