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ASN Lookup Tool
AS12387 TON

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS12387
Organisation
TON Total optical Networks AG
Name
TON
Total IPv4 Addresses
8,190
Total IPv4 Prefixes
8
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#11,254 out of 77,361
Registry
Ripe
Registered Country
CH flag CH
Registered Country Name
Switzerland
Registered Date
1970-01-01
Registration Last Change
2024-05-15
Receiving From

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

ASN
Organisation
AS33891
DE flagCore-Backbone GmbH
AS41805
IQ flagSAWAD LAND for Information Technology Ltd
AS56662
PL flagMarcin Gondek
AS3303
CH flagSwisscom (Schweiz) AG
AS6057
UY flagAdministracion Nacional de Telecomunicaciones
Showing 5 of 37
Transit To

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

 

ASN
Organisation
AS25435
CH flagMETA10 AG
AS41622
CH flagWWZ Telekom AG
AS35223
LI flagHoi Internet AG
AS25581
LI flagGMG AG
AS56653
LI flagTV-COM AG
Showing 5 of 21
IPv4 Active Prefixes

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

Prefix77.237.192.0/21
Range From77.237.192.0
Range To77.237.199.255
Prefix77.237.200.0/22
Range From77.237.200.0
Range To77.237.203.255
Prefix77.237.204.0/23
Range From77.237.204.0
Range To77.237.205.255
Prefix77.237.206.0/23
Range From77.237.206.0
Range To77.237.207.255
Prefix77.237.208.0/23
Range From77.237.208.0
Range To77.237.209.255
Showing 5 of 8
IPv6 Active Prefixes
Prefix2a00:c10::/32
Range From2a00:c10::
Range To2a00:c10: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.