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ASN Lookup Tool
AS212138 AS_TSB

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS212138
Organisation
Technicke site Brno, akciova spolecnost
Name
AS_TSB
Total IPv4 Addresses
1,024
Total IPv4 Prefixes
3
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#41,671 out of 79,065
Registry
Ripe
Registered Country
CZ flagCZ
Registered Country Name
Czechia
Registered Date
2020-12-17
Registration Last Change
2020-12-17
Receiving From

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

ASN
Organisation
AS197451
CZ flagBrno University of Technology
AS24641
CZ flagFASTER CZ spol. s r.o.
IPv4 Active Prefixes

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

PrefixRange FromRange To
192.145.104.0/23192.145.104.0192.145.105.255
192.145.106.0/24192.145.106.0192.145.106.255
192.145.107.0/24192.145.107.0192.145.107.255