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ASN Lookup Tool
AS21273 TEST-AS-Cust

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS21273
Organisation
Swisscom (Schweiz) AG
Name
TEST-AS-Cust
Total IPv4 Addresses
256
Total IPv4 Prefixes
1
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#73,205 out of 79,064
Registry
Ripe
Registered Country
CH flagCH
Registered Country Name
Switzerland
Registered Date
2001-10-11
Registration Last Change
2022-07-13
Receiving From

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

ASN
Organisation
AS8220
GB flagCOLT Technology Services Group Limited
IPv4 Active Prefixes

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

PrefixRange FromRange To
193.5.252.0/24193.5.252.0193.5.252.255