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ASN Lookup Tool
AS51155 TBTELECOM

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS51155
Organisation
Citylink Telecom Sp. Z.o.o.
Name
TBTELECOM
Total IPv4 Addresses
5,120
Total IPv4 Prefixes
3
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#13,725 out of 77,675
Registry
Ripe
Registered Country
PL flag PL
Registered Country Name
Poland
Registered Date
2010-06-09
Registration Last Change
2024-10-03
Receiving From

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

ASN
Organisation
AS201054
PL flagStowarzyszenie e-Poludnie
AS3356
US flagLevel 3 Parent, LLC
AS6939
US flagHurricane Electric LLC
AS49544
NL flagi3D.net B.V
AS137409
AU flagGSL Networks Pty LTD
Showing 5 of 11
Transit To

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

 

ASN
Organisation
AS41865
PL flagBIALL-NET Sp. z o.o.
AS51976
PL flagJP-Telekom Sp z o.o.
AS206651
PL flagTelemedian Sp. z o.o.
AS56408
PL flagGdansk Airport Sp. z o.o.
IPv4 Active Prefixes

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

Prefix46.227.36.0/23
Range From46.227.36.0
Range To46.227.37.255
Prefix46.227.38.0/23
Range From46.227.38.0
Range To46.227.39.255
Prefix178.19.176.0/20
Range From178.19.176.0
Range To178.19.191.255
IPv6 Active Prefixes
Prefix2a02:26e8::/32
Range From2a02:26e8::
Range To2a02:26e8: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.