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ASN Lookup Tool
AS263990 Private Use AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS263990
Organisation
FASTNET COMUNICACAO EIRELI - ME
Name
Private Use AS
Total IPv4 Addresses
1,024
Total IPv4 Prefixes
4
Total IPv6 Prefixes
29
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#36,682 out of 77,675
Registry
Lacnic
Registered Country
BR flag BR
Registered Country Name
Brazil
Registered Date
2015-09-08
Registration Last Change
2021-11-04
Receiving From

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

ASN
Organisation
AS269338
BR flagjato net telecomunicaçoes ltda
IPv4 Active Prefixes

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

Prefix143.0.16.0/24
Range From143.0.16.0
Range To143.0.16.255
Prefix143.0.17.0/24
Range From143.0.17.0
Range To143.0.17.255
Prefix143.0.18.0/24
Range From143.0.18.0
Range To143.0.18.255
Prefix143.0.19.0/24
Range From143.0.19.0
Range To143.0.19.255
IPv6 Active Prefixes
Prefix2804:28f8::/34
Range From2804:28f8::
Range To2804:28f8:3fff:ffff:ffff:ffff:ffff:ffff
Prefix2804:28f8:4000::/40
Range From2804:28f8:4000::
Range To2804:28f8:40ff:ffff:ffff:ffff:ffff:ffff
Prefix2804:28f8:4100::/48
Range From2804:28f8:4100::
Range To2804:28f8:4100:ffff:ffff:ffff:ffff:ffff
Prefix2804:28f8:4101::/48
Range From2804:28f8:4101::
Range To2804:28f8:4101:ffff:ffff:ffff:ffff:ffff
Prefix2804:28f8:4102::/47
Range From2804:28f8:4102::
Range To2804:28f8:4103:ffff:ffff:ffff:ffff:ffff
Showing 5 of 29
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.