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ASN Lookup Tool
AS200070 CZNIC-AS2

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS200070
Organisation
CZ.NIC, z.s.p.o.
Name
CZNIC-AS2
Total IPv4 Addresses
1,280
Total IPv4 Prefixes
5
Total IPv6 Prefixes
5
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#29,416 out of 78,230
Registry
Ripe
Registered Country
CZ flag CZ
Registered Country Name
Czechia
Registered Date
2013-10-16
Registration Last Change
2017-11-15
Receiving From

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

ASN
Organisation
AS328206
ZA flagJohannesburg Area Wireless User Group (JAWUG)
AS56662
PL flagMarcin Gondek
AS7713
ID flagTelekomunikasi Indonesia (PT)
AS3303
CH flagSwisscom (Schweiz) AG
AS6057
UY flagAdministracion Nacional de Telecomunicaciones
Showing 5 of 114
IPv4 Active Prefixes

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

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
Prefix194.0.14.0/24
Range From194.0.14.0
Range To194.0.14.255
Prefix212.237.229.0/24
Range From212.237.229.0
Range To212.237.229.255
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
Prefix2001:678:11::/48
Range From2001:678:11::
Range To2001:678:11:ffff:ffff:ffff:ffff:ffff
Prefix2001:148f:fffb::/48
Range From2001:148f:fffb::
Range To2001:148f:fffb:ffff:ffff:ffff:ffff:ffff
Prefix2001:148f:fffd::/48
Range From2001:148f:fffd::
Range To2001:148f:fffd:ffff:ffff:ffff:ffff:ffff
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.