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ASN Lookup Tool
AS25192 CZNIC-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS25192
Organisation
CZ.NIC, z.s.p.o.
Name
CZNIC-AS
Total IPv4 Addresses
6144
Total IPv4 Prefixes
9
Total IPv6 Prefixes
7
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#12,900 out of 77,316
Registry
Ripe
Registered Country
CZ flag CZ
Registered Country Name
Czechia
Registered Date
2002-08-28
Registration Last Change
2017-11-15
Receiving From

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

ASN
Organisation
AS41805
IQ flagSAWAD LAND for Information Technology Ltd
AS328832
ZA flagNetwork Platforms (PTY) LTD
AS328206
ZA flagJohannesburg Area Wireless User Group (JAWUG)
AS56662
PL flagMarcin Gondek
AS1239
US flagSprint
Showing 5 of 107
Transit To

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

 

ASN
Organisation
AS26710
US flagICANN
AS29067
UA flagLLC "Hostmaster"
AS20701
CZ flagCZ.NIC, z.s.p.o.
AS52304
CL flagNIC Chile
AS61455
UY flagLACTLD - LATIN AMERICAN AND CARIBBEAN TLD ASSOCI..
Showing 5 of 6
IPv4 Active Prefixes

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

Prefix185.43.132.0/24
Range From185.43.132.0
Range To185.43.132.255
Prefix185.43.133.0/24
Range From185.43.133.0
Range To185.43.133.255
Prefix185.43.134.0/24
Range From185.43.134.0
Range To185.43.134.255
Prefix193.29.206.0/24
Range From193.29.206.0
Range To193.29.206.255
Prefix194.0.12.0/24
Range From194.0.12.0
Range To194.0.12.255
Showing 5 of 9
IPv6 Active Prefixes
Prefix2001:678:1::/48
Range From2001:678:1::
Range To2001:678:1:ffff:ffff:ffff:ffff:ffff
Prefix2001:678:f::/48
Range From2001:678:f::
Range To2001:678:f:ffff:ffff:ffff:ffff:ffff
Prefix2001:678:10::/48
Range From2001:678:10::
Range To2001:678:10:ffff:ffff:ffff:ffff:ffff
Prefix2001:678:11::/48
Range From2001:678:11::
Range To2001:678:11:ffff:ffff:ffff:ffff:ffff
Prefix2001:1488::/32
Range From2001:1488::
Range To2001:1488:ffff:ffff:ffff:ffff:ffff:ffff
Showing 5 of 7
Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.