BigDataCloud Logo

ASN Lookup Tool
AS43037 SEZNAM-CZ

Powered By:
ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS43037
Organisation
Seznam.cz, a.s.
Name
SEZNAM-CZ
Total IPv4 Addresses
4,096
Total IPv4 Prefixes
7
Total IPv6 Prefixes
48
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#15,712 out of 78,226
Registry
Ripe
Registered Country
CZ flag CZ
Registered Country Name
Czechia
Registered Date
2007-05-29
Registration Last Change
2017-11-15
Receiving From

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

ASN
Organisation
AS20562
NL flagBroadband Hosting B.V.
AS56662
PL flagMarcin Gondek
AS33891
DE flagCore-Backbone GmbH
AS7713
ID flagTelekomunikasi Indonesia (PT)
AS6057
UY flagAdministracion Nacional de Telecomunicaciones
Showing 5 of 59
IPv4 Active Prefixes

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

Prefix77.75.72.0/23
Range From77.75.72.0
Range To77.75.73.255
Prefix77.75.74.0/24
Range From77.75.74.0
Range To77.75.74.255
Prefix77.75.75.0/24
Range From77.75.75.0
Range To77.75.75.255
Prefix77.75.76.0/23
Range From77.75.76.0
Range To77.75.77.255
Prefix77.75.78.0/23
Range From77.75.78.0
Range To77.75.79.255
Showing 5 of 7
IPv6 Active Prefixes
Prefix2a02:598::/47
Range From2a02:598::
Range To2a02:598:1:ffff:ffff:ffff:ffff:ffff
Prefix2a02:598:2::/48
Range From2a02:598:2::
Range To2a02:598:2:ffff:ffff:ffff:ffff:ffff
Prefix2a02:598:3::/48
Range From2a02:598:3::
Range To2a02:598:3:ffff:ffff:ffff:ffff:ffff
Prefix2a02:598:4::/46
Range From2a02:598:4::
Range To2a02:598:7:ffff:ffff:ffff:ffff:ffff
Prefix2a02:598:8::/47
Range From2a02:598:8::
Range To2a02:598:9:ffff:ffff:ffff:ffff:ffff
Showing 5 of 48
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.