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If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

	Prefix	Description
	45.178.152.0/22	First Telecom LTDA
	45.178.152.0/24	First Telecom LTDA
	45.178.152.0/23	First Telecom LTDA
	45.178.153.0/24	First Telecom LTDA
	45.178.154.0/24	First Telecom LTDA
	45.178.154.0/23	First Telecom LTDA
	45.178.155.0/24	First Telecom LTDA
	2804:5ea0::/33	First Telecom LTDA
	2804:5ea0::/32	First Telecom LTDA
	2804:5ea0:8000::/33	First Telecom LTDA

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS53062	ALT | GRUPO BRASIL TECPAR	✔	✔
	AS262907	Brasil TecPar	✔	✔
	AS272549	Connect LP - SERVICO DE COMUNICACAO MULTIMIDIA LTD	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS53062	ALT | GRUPO BRASIL TECPAR	✔	✔
	AS272549	Connect LP - SERVICO DE COMUNICACAO MULTIMIDIA LTD	✔	✘
	AS262907	Brasil TecPar	✔	✔
	AS14840	BR.DIGITAL	✔	✔
	AS199524	Gcore S.A.	✔	✔
	AS214331	Teske Virtual System Ltda	✔	✔
	AS40776	TaoNet	✔	✔
	AS2635	Automattic, Inc	✔	✔
	AS215248	Bastiaan Mathijs Brink	✔	✔
	AS266400	Ferenz Networks	✔	✔
	AS271253	LINK BRASIL TELECOMUNICACOES LTDA	✔	✔
	AS269180	VIPNET Conexão	✔	✔
	AS6057	Administracion Nacional de Telecomunicaciones	✔	✔
	AS271247	RS Sul Telecomunicações Ltda	✔	✔
	AS61624	ISPSHIELD (InfNOC Tecnologia)	✔	✔
	AS1916	RNP - Rede Nacional de Ensino e Pesquisa	✔	✔
	AS267613	ELETRONET S.A.	✔	✔
	AS270824	ENX Services	✔	✔
	AS24482	SG.GS	✔	✔
	AS263152	MIGO TELECOM	✔	✔
	AS274676	MULTIWAY COMERCIO E REPRESENTACOES LTDA	✔	✔
	AS269396	UNIR TELECOM	✔	✔
	AS213622	Falcon FZE LLC	✔	✔
	AS262287	Latitude.sh LTDA	✔	✔
	AS214757	Jakub Krsa	✘	✔
	AS6424	EDGOO NETWORKS	✔	✔
	AS34170	Aztelekom LLC	✔	✘
	AS1251	FUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO SÃO PAULO	✔	✔
	AS36236	NetActuate, Inc	✔	✔
	AS269641	RURALNET BRASIL	✔	✔
	AS262462	Aranet Play	✔	✔
	AS14537	Continent 8 LLC	✔	✔
	AS32590	Valve Corporation	✔	✔
	AS42473	Anexia Cloud Solutions GmbH	✔	✔
	AS14907	Wikimedia Foundation Inc.	✔	✔
	AS270684	SOLUCOES SOUZA WEB LTDA	✔	✔
	AS401661	EMBNEX, LLC	✔	✔
	AS52888	UNIVERSIDADE FEDERAL DE SAO CARLOS	✔	✔
	AS60503	FNX Tecnologia LTDA	✔	✔
	AS263661	Brasil Digital Telecom	✔	✘
	AS199081	Lancom Ltd.	✔	✘
	AS265169	VIPNETT TELECOM	✔	✘
	AS28166	TESA - Telecom South America	✔	✘
	AS29049	Delta Telecom Ltd	✔	✘
	AS270735	COMPUTIZE NETWORK TELECOMUNICACOES LTDA	✔	✘
	AS263541	IMF NETWORK DATA LTDA - ME	✔	✘
	AS262999	IVI TECNOLOGIA E COMUNICAÇÃO LTDA	✔	✘
	AS263903	INFORBARRA TELECOM	✔	✘
	AS199829	Akronic Network LTDA	✘	✔
	AS200464	PAULO HENRIQUE SILVA DE OLIVEIRA	✘	✔
	AS39120	Convergenze S.p.A.	✘	✔
	AS132337	Axclusive	✔	✘

% IP Client: 2a0c:2f07:9459:2c13:0:0:0:247
 % Copyright (c) Nic.br - Use of this data is governed by the Use and
% Privacy Policy at https://registro.br/upp . Distribution,
% commercialization, reproduction, and use for advertising or similar
% purposes are expressly prohibited.
% 2026-03-24T10:29:39-03:00 - 2a0c:2f07:9459:2c13::247

aut-num:     AS269046
owner:       First Telecom LTDA
ownerid:     04.094.803/0001-03
responsible: Marcelo Luca
country:     BR
owner-c:     MALUC284
routing-c:   TDNAR1
abuse-c:     TDNAR1
created:     20190614
changed:     20190705
inetnum:     45.178.152.0/22
inetnum:     2804:5ea0::/32

nic-hdl-br:  MALUC284
person:      Marcelo Luca
# Email removed, Log into bgp.tools to see whois emails/phone numbers
country:     BR
created:     20150925
changed:     20260106

nic-hdl-br:  TDNAR1
person:      Tiago das Neves Arnold
# Email removed, Log into bgp.tools to see whois emails/phone numbers
country:     BR
created:     20181105
changed:     20231221

% Security and mail abuse issues should also be addressed to cert.br,
% respectivelly to cert@cert.br and mail-abuse@cert.br
%
% whois.registro.br only accepts exact match queries for domains,
% registrants, contacts, tickets, providers, IPs, and ASNs.

Last Update: 2026-03-24T13:29:39Z UTC

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Member of the following AS-SETs

-	Member
ALTDB	as-269266-cust
RADB	as-hurricanev6
RADB	as26615:as-customers
ALTDB	as-274614-cust
RADB	as61568:as-teste-al
RADB	as53013:as-cone
RADB	as61568:as-teste-aloo
RADB	as-adylnet-customers
RADB	as-267613
RADB	as-hurricane
RADB	as266201:as-customers
RADB	as-rocketnetwork-tools-2
RADB	as-ufinet-latam-brasil
RADB	as-8167-bgp-customers
RADB	as61568:as-aloo-telecom
RADB	as-ctbc-customers236
RADB	as264409:as-cone
RADB	as262907:as-brasiltecpar-customers
RADB	as-megatelecom-customers
ALTDB	as-53062-customers
RADB	as28343:as-customers
RADB	as-e1-automation-customer
RADB	as-embratelnet
RADB	as-sb-automation-customer
RADB	as-8167_customers
RADB	as-ctbc-tools-3