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ASN Lookup Tool
AS203937 Cyfrotel

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS203937
Organisation
MAREK BZDZIUCH trading as CYFROTEL Sp. J.
Name
Cyfrotel
Total IPv4 Addresses
3,072
Total IPv4 Prefixes
7
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#19,290 out of 77,684
Registry
Ripe
Registered Country
PL flag PL
Registered Country Name
Poland
Registered Date
2015-10-01
Registration Last Change
2019-01-02
Receiving From

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

ASN
Organisation
AS62081
PL flagStowarzyszenie e-Poludnie
AS201054
PL flagStowarzyszenie e-Poludnie
AS5617
PL flagOrange Polska Spolka Akcyjna
AS49544
NL flagi3D.net B.V
AS36236
US flagNetActuate, Inc
Showing 5 of 7
IPv4 Active Prefixes

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

Prefix185.119.120.0/22
Range From185.119.120.0
Range To185.119.123.255
Prefix185.125.4.0/24
Range From185.125.4.0
Range To185.125.4.255
Prefix185.131.240.0/23
Range From185.131.240.0
Range To185.131.241.255
Prefix185.131.242.0/24
Range From185.131.242.0
Range To185.131.242.255
Prefix185.131.243.0/24
Range From185.131.243.0
Range To185.131.243.255
Showing 5 of 7
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.