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ASN Lookup Tool
AS20743 SWX

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS20743
Organisation
SIX Swiss Exchange AG
Name
SWX
Total IPv4 Addresses
8,704
Total IPv4 Prefixes
8
Total IPv6 Prefixes
3
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#10,370 out of 79,108
Registry
Ripe
Registered Country
CH flagCH
Registered Country Name
Switzerland
Registered Date
2002-05-17
Registration Last Change
2017-11-15
Receiving From

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

ASN
Organisation
AS3303
CH flagSwisscom (Schweiz) AG
AS6730
CH flagSunrise GmbH
IPv4 Active Prefixes

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

PrefixRange FromRange To
146.109.145.0/24146.109.145.0146.109.145.255
146.109.153.0/24146.109.153.0146.109.153.255
146.109.160.0/24146.109.160.0146.109.160.255
146.109.161.0/24146.109.161.0146.109.161.255
146.109.162.0/23146.109.162.0146.109.163.255
Showing 5 of 8
IPv6 Active Prefixes
PrefixRange FromRange To
2a01:4642:100::/402a01:4642:100::2a01:4642:1ff:ffff:ffff:ffff:ffff:ffff
2a01:4642:200::/402a01:4642:200::2a01:4642:2ff:ffff:ffff:ffff:ffff:ffff
2a01:4642:c800::/402a01:4642:c800::2a01:4642:c8ff:ffff:ffff:ffff:ffff:ffff