How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS265661 Fernando German Fischer FIBERNET TELECOM

Q: Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

ASN Lookup Tool

Fernando German Fischer FIBERNET TELECOM fibernet.net.ar

AR 5 Routes

AS Data

AS265661

AS265661 – Fernando German Fischer FIBERNET TELECOM

AS Number	265661
AS Name	AR-FGFF-LACNIC
Organization	Fernando German Fischer FIBERNET TELECOM
Country	AR
Website	fibernet.net.ar
Number of IPv4 Routes	5
Number of IPv6 Routes	0
ASN type	ISP
Registry	lacnic
Date Allocated	2017-02-24

ASN Intelligence API for production workflows

Use ASN data for AS265661 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
45.4.253.0/24	AS265661	Fernando German Fischer FIBERNET TELECOM	Fernando German Fischer (FIBERNET TELECOM)	256
45.4.252.0/24	AS265661	Fernando German Fischer FIBERNET TELECOM	Fernando German Fischer (FIBERNET TELECOM)	256
45.4.252.0/23	AS265661	Fernando German Fischer FIBERNET TELECOM	Fernando German Fischer (FIBERNET TELECOM)	512
45.4.254.0/24	AS265661	Fernando German Fischer FIBERNET TELECOM	Fernando German Fischer (FIBERNET TELECOM)	256
45.4.255.0/24	AS265661	Fernando German Fischer FIBERNET TELECOM	Fernando German Fischer (FIBERNET TELECOM)	256

Raw Whois Response

% Joint Whois - whois.lacnic.net
%  This server accepts single ASN, IPv4 or IPv6 queries

% LACNIC resource: whois.lacnic.net


% Copyright LACNIC lacnic.net
%  The data below is provided for information purposes
%  and to assist persons in obtaining information about or
%  related to AS and IP numbers registrations
%  By submitting a whois query, you agree to use this data
%  only for lawful purposes.
%  2026-04-25 09:20:49 (-03 -03:00)

aut-num:     AS265661
owner:       Fernando German Fischer (FIBERNET TELECOM)
ownerid:     AR-FGFF-LACNIC
responsible: FiberNet Telecom Argentina
address:     Ruta Nacional 101 - Barrio: Industrial - San Antonio - 3366 Misiones, 00, -
address:     - - Gral Manuel Belgrano - Misiones
country:     AR
phone:       +54  37573751592544 [0000]
owner-c:     FIT8
routing-c:   FIT8
abuse-c:     FIT8
created:     20170224
changed:     20170224

nic-hdl:     FIT8
person:      FiberNet Telecom
e-mail:      fiber@fibernet.net.ar
address:     R 101, 00, Sala
address:     3366 - Gral Manuel Belgrano - Misiones
country:     AR
phone:       +54  3751592544 [0000]
created:     20161201
changed:     20220601

% whois.lacnic.net accepts only direct match queries.
% Types of queries are: POCs, ownerid, CIDR blocks, IP
% and AS numbers.

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.lacnic.net",
  "aut_nums" : [ {
    "aut_num" : "AS265661",
    "country" : "AR",
    "admin_contacts" : [ "FIT8" ],
    "tech_contacts" : [ "FIT8" ],
    "abuse_contacts" : [ "FIT8" ],
    "date_created" : "2017-02-24",
    "date_updated" : "2017-02-24",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "AR-FGFF-LACNIC",
    "name" : "Fernando German Fischer (FIBERNET TELECOM)",
    "address" : [ "Ruta Nacional 101 - Barrio: Industrial - San Antonio - 3366 Misiones, 00, -", "- - Gral Manuel Belgrano - Misiones" ],
    "street" : "Gral Manuel Belgrano Misiones",
    "city" : "San Antonio",
    "zip_code" : "3366",
    "country" : [ "AR" ],
    "phone" : [ "+54  37573751592544 [0000]" ],
    "abuse_contacts" : [ "FIT8" ],
    "date_created" : "2017-02-24",
    "date_updated" : "2017-02-24",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "FIT8",
    "address" : [ "R 101, 00, Sala", "3366 - Gral Manuel Belgrano - Misiones" ],
    "street" : "Gral Manuel Belgrano Misiones",
    "city" : "Sala",
    "zip_code" : "3366",
    "country" : "AR",
    "email" : [ "fiber@fibernet.net.ar" ],
    "phone" : [ "+54  3751592544 [0000]" ],
    "date_created" : "2016-12-01",
    "date_updated" : "2022-06-01",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "FIT8",
    "address" : [ "R 101, 00, Sala", "3366 - Gral Manuel Belgrano - Misiones" ],
    "street" : "Gral Manuel Belgrano Misiones",
    "city" : "Sala",
    "zip_code" : "3366",
    "country" : "AR",
    "email" : [ "fiber@fibernet.net.ar" ],
    "phone" : [ "+54  3751592544 [0000]" ],
    "date_created" : "2016-12-01",
    "date_updated" : "2022-06-01",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "FIT8",
    "address" : [ "R 101, 00, Sala", "3366 - Gral Manuel Belgrano - Misiones" ],
    "street" : "Gral Manuel Belgrano Misiones",
    "city" : "Sala",
    "zip_code" : "3366",
    "country" : "AR",
    "email" : [ "fiber@fibernet.net.ar" ],
    "phone" : [ "+54  3751592544 [0000]" ],
    "date_created" : "2016-12-01",
    "date_updated" : "2022-06-01",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS263774	MARANDU COMUNICACIONES SOCIEDAD DEL ESTADO	AR
AS52404	CABASE Camara Arg de Base de Datos y Serv en Linea	AR
AS263944	FiberNet Telecomunicacoes	BR
AS262875	IP AMERICA TELECOM LTDA	BR

Upstreams

AS Number	Description	Country
AS263774	MARANDU COMUNICACIONES SOCIEDAD DEL ESTADO	AR
AS52404	CABASE Camara Arg de Base de Datos y Serv en Linea	AR
AS263944	FiberNet Telecomunicacoes	BR

Downstreams

AS Number	Description	Country
AS262875	IP AMERICA TELECOM LTDA	BR

Frequently Asked Questions

What is ASN AS265661?

ASN AS265661 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS265661?

AS265661 is listed under Fernando German Fischer FIBERNET TELECOM.

What do peers, upstreams, and downstreams mean?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data included here?

WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.