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ASN Lookup Tool
AS203761 ACS-HARTMANN

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS203761
Organisation
Hartana GmbH trading as ACS Hartmann GmbH & Co. ..
Name
ACS-HARTMANN
Total IPv4 Addresses
32,768
Total IPv4 Prefixes
1
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#4,979 out of 77,684
Registry
Ripe
Registered Country
DE flag DE
Registered Country Name
Germany
Registered Date
2015-11-04
Registration Last Change
2023-08-03
Receiving From

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

ASN
Organisation
AS28748
DE flagMarc Pauls (AlphaCron Datensysteme)
IPv4 Active Prefixes

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

Prefix134.97.128.0/17
Range From134.97.128.0
Range To134.97.255.255
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.