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ASN Lookup Tool
AS28725 CETIN-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS28725
Organisation
CETIN a.s.
Name
CETIN-AS
Total IPv4 Addresses
133738
Total IPv4 Prefixes
14
Total IPv6 Prefixes
2
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,532 out of 77,404
Registry
Ripe
Registered Country
CZ flag CZ
Registered Country Name
Czechia
Registered Date
2003-02-10
Registration Last Change
2020-03-24
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
AS56662
PL flagMarcin Gondek
AS174
US flagCogent Communications
AS1239
US flagSprint
Showing 5 of 80
Transit To

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

 

ASN
Organisation
AS24641
CZ flagFASTER CZ spol. s r.o.
AS197197
CZ flagM.NET STUDENKA s. r. o.
AS35613
CZ flagNetDataComm, s.r.o.
AS35046
CZ flagOMEGA plus Chrudim s.r.o.
AS57294
CZ flagInternet Expert s.r.o.
Showing 5 of 26
IPv4 Active Prefixes

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

Prefix85.162.0.0/20
Range From85.162.0.0
Range To85.162.15.255
Prefix85.162.16.0/23
Range From85.162.16.0
Range To85.162.17.255
Prefix85.162.18.0/24
Range From85.162.18.0
Range To85.162.18.255
Prefix85.162.19.0/24
Range From85.162.19.0
Range To85.162.19.255
Prefix85.162.20.0/22
Range From85.162.20.0
Range To85.162.23.255
Showing 5 of 14
IPv6 Active Prefixes
Prefix2a07:1f40::/29
Range From2a07:1f40::
Range To2a07:1f47:ffff:ffff:ffff:ffff:ffff:ffff
Prefix2a0b:bb40::/32
Range From2a0b:bb40::
Range To2a0b:bb40:ffff: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.