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ASN Lookup Tool
AS203313 OLDNET

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS203313
Organisation
OldNET Krzysztof Cukierski
Name
OLDNET
Total IPv4 Addresses
512
Total IPv4 Prefixes
1
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#49,928 out of 77,693
Registry
Ripe
Registered Country
PL flag PL
Registered Country Name
Poland
Registered Date
2016-02-16
Registration Last Change
2020-11-16
Receiving From

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

ASN
Organisation
AS31242
PL flagP4 Sp. z o.o.
IPv4 Active Prefixes

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

Prefix91.228.42.0/23
Range From91.228.42.0
Range To91.228.43.255
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.