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ASN Lookup Tool
AS56821 knvnet1-as

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS56821
Organisation
KnVnet services s.r.o.
Name
knvnet1-as
Total IPv4 Addresses
2,048
Total IPv4 Prefixes
1
Total IPv6 Prefixes
2
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#22,967 out of 79,103
Registry
Ripe
Registered Country
CZ flagCZ
Registered Country Name
Czechia
Registered Date
2018-09-18
Registration Last Change
2025-03-27
Receiving From

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

ASN
Organisation
AS16019
CZ flagVodafone Czech Republic a.s.
Transit To

The list of active Autonomous Systems (ASs) which receive traffic from that ASN.

 

ASN
Organisation
AS211445
CZ flagMesto Kralupy nad Vltavou
IPv4 Active Prefixes

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

PrefixRange FromRange To
89.239.24.0/2189.239.24.089.239.31.255
IPv6 Active Prefixes
PrefixRange FromRange To
2a02:4007::/322a02:4007::2a02:4007:ffff:ffff:ffff:ffff:ffff:ffff
2a14:9880::/322a14:9880::2a14:9880:ffff:ffff:ffff:ffff:ffff:ffff