AS28130 CERTTO TELECOMUNICAÇÕES LTDA EPP.

The website screenshot for http://www.certto.com.br

CERTTO TELECOMUNICAÇÕES LTDA EPP.

AS Number 28130
Website http://www.certto.com.br

Registered on: 30 Dec 2008 (17 years old)
Registered to: 100104 (lacnic)

Network status: Active, Allocated under NIC.BR

Network type: Eyeball

Prefixes Originated: 95 IPv4, 4 IPv6

Upstreams

AS3356 - Lumen (Level 3)
AS16735 - Algar Telecom
AS264409 - Huge Networks

Rankings

#151 for Estimated Eyeballs in Brazil

#112 for Originated IPv4 Space in Brazil

#17 for Originated IPv6 Space in Brazil

	Prefix	Description
	138.99.248.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	138.99.248.0/24	VIA BR INFORMATICA LTDA
	138.99.248.0/22	CERTTO TELECOMUNICA��ES LTDA EPP.
	138.99.249.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	138.99.250.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	138.99.250.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	138.99.251.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	143.208.40.0/22	CERTTO TELECOMUNICA��ES LTDA EPP.
	143.208.40.0/24	VIA BR INFORMATICA LTDA
	143.208.40.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	143.208.41.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	143.208.42.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	143.208.42.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	143.208.43.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	170.150.164.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	170.150.164.0/22	CERTTO TELECOMUNICA��ES LTDA EPP.
	170.150.164.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	170.150.165.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	170.150.166.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	170.150.166.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	170.150.167.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.96.0/22	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.96.0/21	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.96.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.96.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.97.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.98.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.98.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.99.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.100.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.100.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.100.0/22	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.101.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.102.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.102.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.103.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.104.0/22	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.104.0/21	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.104.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.104.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.105.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.106.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.106.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.107.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.108.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.108.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.108.0/22	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.109.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.110.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.110.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.227.111.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.251.144.0/22	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.251.144.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.251.144.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.251.145.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.251.146.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.251.147.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.251.148.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.251.148.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.251.148.0/22	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.251.149.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.251.150.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.251.150.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	186.251.151.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.96.0/22	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.96.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.96.0/21	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.96.0/20	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.96.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.97.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.98.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.98.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.99.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.100.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.100.0/22	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.100.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.101.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.102.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.102.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.103.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.104.0/22	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.104.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.104.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.104.0/21	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.105.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.106.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.106.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.107.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.108.0/22	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.108.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.108.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.109.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.110.0/23	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.110.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	187.19.111.0/24	CERTTO TELECOMUNICA��ES LTDA EPP.
	2804:1cc::/32	CERTTO TELECOMUNICA��ES LTDA EPP.
	2804:2b8::/32	CERTTO TELECOMUNICA��ES LTDA EPP.
	2804:2b8:4000::/34	CERTTO TELECOMUNICA��ES LTDA EPP.
	2804:2b8:8000::/34	CERTTO TELECOMUNICA��ES LTDA EPP.

Peers: 79

Upstreams: 3

Downstreams: 6 (Cone: 8)

Network Policy

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How are upstreams and downstreams calculated?

Upstreams

ASN	Description	IPv4	IPv6
AS3356	Lumen (Level 3)	✔	✔
AS16735	Algar Telecom	✔	✔
AS264409	Huge Networks	✔	✘

Peers

ASN	Description	IPv4	IPv6
AS3356	Lumen (Level 3)	✔	✔
AS264409	Huge Networks	✔	✘
AS16735	Algar Telecom	✔	✔
AS266354	KSNET EIRELI - ME	✔	✔
AS52594	VISALINK SERVICOS DE COMUNICACAO LTDA.	✔	✔
AS263002	ORSSATTO TELECOM TELECOMUNICACOES - EIRELI	✔	✔
AS271171	Mercodata Engenharia de Sistemas Ltda	✔	✘
AS199524	Gcore S.A.	✔	✔
AS52320	V.tal (GlobeNet)	✔	✔
AS14840	BR.DIGITAL	✔	✔
AS13335	Cloudflare, Inc.	✔	✔
AS9498	Bharti Airtel Ltd.	✔	✘
AS6939	Hurricane Electric LLC	✔	✘
AS214331	Teske Virtual System Ltda	✔	✔
AS328366	FIRSTNET TECHNOLOGY SERVICES (PTY) LTD	✔	✘
AS2635	Automattic, Inc	✔	✔
AS215248	Bastiaan Mathijs Brink	✔	✔
AS271253	LINK BRASIL TELECOMUNICACOES LTDA	✔	✔
AS266400	Ferenz Networks	✔	✔
AS269180	VIPNET Conexão	✔	✔
AS40776	TaoNet	✔	✔
AS34170	Aztelekom LLC	✔	✘
AS1031	PEER 1031 LLC	✔	✘
AS262408	CEPAIN TELECOM	✔	✔
AS270470	LN TELECOM	✔	✔
AS61624	ISPSHIELD (InfNOC Tecnologia)	✔	✔
AS6424	EDGOO NETWORKS	✔	✔
AS14537	Continent 8 LLC	✔	✔
AS270824	ENX Services	✔	✔
AS262462	Aranet Play	✔	✔
AS14907	Wikimedia Foundation Inc.	✔	✔
AS1916	RNP - Rede Nacional de Ensino e Pesquisa	✔	✔
AS270684	SOLUCOES SOUZA WEB LTDA	✔	✔
AS6057	Administracion Nacional de Telecomunicaciones	✔	✔
AS60503	FNX Tecnologia LTDA	✔	✔
AS401661	EMBNEX, LLC	✔	✔
AS269641	RURALNET BRASIL	✔	✔
AS263541	IMF NETWORK DATA LTDA - ME	✔	✔
AS42473	Anexia Cloud Solutions GmbH	✔	✔
AS274676	MULTIWAY COMERCIO E REPRESENTACOES LTDA	✔	✔
AS262287	Latitude.sh LTDA	✔	✔
AS52888	UNIVERSIDADE FEDERAL DE SAO CARLOS	✔	✔
AS213622	Falcon FZE LLC	✔	✔
AS32590	Valve Corporation	✔	✔
AS24482	SG.GS	✔	✔
AS36236	NetActuate, Inc	✔	✔
AS263152	MIGO TELECOM	✔	✔
AS1251	FUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO SÃO PAULO	✔	✔
AS265169	VIPNETT TELECOM	✔	✘
AS267613	ELETRONET S.A.	✔	✔
AS270735	COMPUTIZE NETWORK TELECOMUNICACOES LTDA	✔	✘
AS49544	i3D.net B.V	✔	✔
AS263903	INFORBARRA TELECOM	✔	✘
AS263661	Brasil Digital Telecom	✔	✘
AS28166	TESA - Telecom South America	✔	✘
AS262999	IVI TECNOLOGIA E COMUNICAÇÃO LTDA	✔	✘
AS269070	Hostzone Tecnologia LTDA	✔	✘
AS199081	Lancom Ltd.	✔	✘
AS29049	Delta Telecom Ltd	✔	✘
AS132337	Axclusive	✔	✘
AS7195	EdgeUno	✔	✔
AS39120	Convergenze S.p.A.	✔	✔
AS52999	START TELECOM LTDA	✔	✘
AS269396	UNIR TELECOM	✔	✔
AS265038	TELFO SERVICO DE TELECOMUNICACOES LTDA	✔	✘
AS214757	Jakub Krsa	✘	✔
AS262880	RADAR WISP LTDA	✔	✘
AS61832	Giga+ Empresas	✔	✘
AS53062	ALT \| GRUPO BRASIL TECPAR	✔	✔
AS28283	Adyl Telecom	✔	✔
AS199829	Akronic Network LTDA	✘	✔
AS200464	PAULO HENRIQUE SILVA DE OLIVEIRA	✘	✔
AS262832	Link Cariri	✘	✔
AS22381	SAMM (Megatelecom)	✔	✘
AS52680	BLZNET SERVICOS DE INTERNET LTDA - ME	✔	✘
AS37721	Virtual Technologies & Solutions	✘	✔
AS53013	Ufinet Brasil (WixNet do Brasil)	✘	✔
AS263444	Open X Tecnologia Ltda	✔	✘
AS262589	SAMM (Internexa)	✔	✘

Downstreams

ASN	Description	IPv4	IPv6
AS266354	KSNET EIRELI - ME	✔	✔
AS52594	VISALINK SERVICOS DE COMUNICACAO LTDA.	✔	✔
AS263002	ORSSATTO TELECOM TELECOMUNICACOES - EIRELI	✔	✔
AS271171	Mercodata Engenharia de Sistemas Ltda	✔	✘
AS262408	CEPAIN TELECOM	✔	✔
AS53062	ALT \| GRUPO BRASIL TECPAR	✘	✔

% 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.
% 2026-03-16T10:30:17-03:00 - 2a0c:2f07:9459:2c13::247

aut-num:     AS28130
owner:       CERTTO TELECOMUNICA��ES LTDA EPP.
ownerid:     00.796.307/0001-40
responsible: Luis Roberto Zart Olanyk
country:     BR
owner-c:     LRO
routing-c:   LRO
abuse-c:     LRO
created:     20081230
changed:     20230327
inetnum:     187.19.96.0/20
inetnum:     186.227.96.0/20
inetnum:     2804:1cc::/32
inetnum:     138.99.248.0/22
inetnum:     143.208.40.0/22
inetnum:     170.150.164.0/22
inetnum:     186.251.144.0/22
inetnum:     186.251.148.0/22
inetnum:     2804:2b8::/32
as-in:       from AS8167 100 accept ANY
as-in:       from AS18881 100 accept ANY
as-in:       from AS262968 100 accept AS262968
as-out:      to AS262968 announce ANY
as-out:      to AS8167 announce AS28130 AS262968
as-out:      to AS18881 announce AS28130 AS262968

nic-hdl-br:  LRO
person:      Luis Roberto Zart Olanyk
# Email removed, Log into bgp.tools to see whois emails/phone numbers
country:     BR
created:     19971219
changed:     20230705

% 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: 2026-03-16T13:30:18Z UTC

Member of the following AS-SETs

-	Member	ASN Count
ALTDB	as-53062-customers	1688
RADB	as-ctbc-tools-5	1000
RIPE	as-transroute-spec	19620
RADB	as-hurricane	24927
LEVEL3	as-lumen-customers-asns	10695
RADB	as-tascom-customers	899
RADB	as3491:as-customers-na	45914
RADB	as264409:as-cone	2120
RADB	as-ctbc-customers132	50
RADB	as-267613	5669
RADB	as-cn2	69680
RADB	as-rocketnetwork-tools-2	1599
RADB	as-hugenet-customers	14696

Name	IPv4	IPv6	Link Speed
IX.br (PTT.br) São Paulo	187.16.212.240	2001:12f8::212:240	100 gbps
Equinix São Paulo	64.191.233.136	2001:504:0:7:0:2:8130:1	30 gbps
IX.br (PTT.br) Curitiba	45.184.146.31	2001:12f8:0:4::31	10 gbps
IX.br (PTT.br) Cascavel	45.227.3.5	2001:12f8:0:33::5	10 gbps
IX.br (PTT.br) São Paulo	187.16.222.140	2001:12f8::222:140	n/a

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Upstreams

Rankings

Network Policy

Prefixes in selected policy

Upstreams

Peers

Downstreams

Member of the following AS-SETs

Internet Exchange Points