ASN Lookup Tool
AS2603 NORDUNET

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS2603
Organisation
NORDUnet
Name
NORDUNET
Total IPv4 Addresses
9980
Total IPv4 Prefixes
34
Total IPv6 Prefixes
13
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#9,464 out of 76,906
Registry
Ripe
Registered Country
DK flag DK
Registered Country Name
Denmark
Registered Date
2002-05-07
Registration Last Change
2024-01-22
Receiving From

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

ASN
Organisation
HK flagThe Hong Kong Internet Exchange Limited
DE flagCore-Backbone GmbH
DE flagVodafone GmbH
US flagSprint
US flagNTT America, Inc.
Showing 5 of 83
Transit To

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

 

ASN
Organisation
WORLD flagPrivate Use AS
WORLD flagPrivate Use AS
EU flagPulsant - Onyx Group
CN flagNo.31,Jin-rong Street Beijing 100032
US flagAmazon.com, Inc.
Showing 5 of 590
IPv4 Active Prefixes

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

Showing 5 of 34
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.