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ASN Lookup Tool
AS203645 RYZNAR-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS203645
Organisation
Jan Ryznar
Name
RYZNAR-AS
Total IPv4 Addresses
1,024
Total IPv4 Prefixes
4
Total IPv6 Prefixes
54
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#40,056 out of 79,049
Registry
Ripe
Registered Country
CZ flagCZ
Registered Country Name
Czechia
Registered Date
2016-01-07
Registration Last Change
2018-11-23
Receiving From

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

ASN
Organisation
AS28725
CZ flagCETIN a.s.
IPv4 Active Prefixes

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

PrefixRange FromRange To
185.133.188.0/24185.133.188.0185.133.188.255
185.133.189.0/24185.133.189.0185.133.189.255
185.133.190.0/24185.133.190.0185.133.190.255
185.133.191.0/24185.133.191.0185.133.191.255
IPv6 Active Prefixes
PrefixRange FromRange To
2a01:7d20:100::/482a01:7d20:100::2a01:7d20:100:ffff:ffff:ffff:ffff:ffff
2a01:7d20:101::/482a01:7d20:101::2a01:7d20:101:ffff:ffff:ffff:ffff:ffff
2a01:7d20:102::/472a01:7d20:102::2a01:7d20:103:ffff:ffff:ffff:ffff:ffff
2a01:7d20:104::/462a01:7d20:104::2a01:7d20:107:ffff:ffff:ffff:ffff:ffff
2a01:7d20:108::/452a01:7d20:108::2a01:7d20:10f:ffff:ffff:ffff:ffff:ffff
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