| Prefix | Description | |
|---|---|---|
|
|
143.255.0.0/23 | DUPONT & SCHWANKE LTDA |
|
|
143.255.0.0/22 | DUPONT & SCHWANKE LTDA |
|
|
143.255.2.0/23 | DUPONT & SCHWANKE LTDA |
|
|
143.255.2.0/24 | - |
|
|
2804:2b34::/32 | DUPONT & SCHWANKE LTDA |
|
|
2804:2b34::/34 | DUPONT & SCHWANKE LTDA |
|
|
2804:2b34::/33 | DUPONT & SCHWANKE LTDA |
|
|
2804:2b34:4000::/34 | DUPONT & SCHWANKE LTDA |
|
|
2804:2b34:8000::/33 | DUPONT & SCHWANKE LTDA |
|
|
2804:2b34:c000::/34 | DUPONT & SCHWANKE LTDA |
| ASN | Description | IPv4 | IPv6 | |
|---|---|---|---|---|
| AS28283 | Adyl Telecom | ✔ | ✔ | |
| AS273810 | CM TECNOLOGIA INTEGRADA LTDA | ✔ | ✘ | |
| AS53062 | ALT | GRUPO BRASIL TECPAR | ✔ | ✔ |
| ASN | Description | IPv4 | IPv6 | |
|---|---|---|---|---|
| AS6939 | Hurricane Electric LLC | ✔ | ✔ | |
| AS28283 | Adyl Telecom | ✔ | ✔ | |
| AS273810 | CM TECNOLOGIA INTEGRADA LTDA | ✔ | ✘ | |
| AS53062 | ALT | GRUPO BRASIL TECPAR | ✔ | ✔ | |
| AS35280 | F5 Networks SARL | ✔ | ✔ | |
| AS199524 | Gcore S.A. | ✔ | ✔ | |
| AS37468 | Angola Cables | ✔ | ✔ | |
| AS52320 | V.tal (GlobeNet) | ✘ | ✔ | |
| AS214331 | Teske Virtual System Ltda | ✔ | ✔ | |
| AS14537 | Continent 8 LLC | ✔ | ✔ | |
| AS271253 | LINK BRASIL TELECOMUNICACOES LTDA | ✔ | ✔ | |
| AS40776 | TaoNet | ✔ | ✔ | |
| AS269180 | VIPNET Conexão | ✔ | ✔ | |
| AS215248 | Bastiaan Mathijs Brink | ✔ | ✔ | |
| AS2635 | Automattic, Inc | ✔ | ✔ | |
| AS266400 | Ferenz Networks | ✔ | ✔ | |
| AS52999 | START TELECOM LTDA | ✔ | ✔ | |
| AS9498 | Bharti Airtel Ltd. | ✔ | ✘ | |
| AS32590 | Valve Corporation | ✔ | ✔ | |
| AS263903 | INFORBARRA TELECOM | ✔ | ✔ | |
| AS214757 | Jakub Krsa | ✘ | ✔ | |
| AS64049 | Reliance Jio Infocomm Pte. Ltd. | ✔ | ✘ | |
| AS36236 | NetActuate, Inc | ✔ | ✔ | |
| AS1916 | RNP - Rede Nacional de Ensino e Pesquisa | ✔ | ✔ | |
| AS6424 | EDGOO NETWORKS | ✔ | ✔ | |
| AS213622 | Falcon FZE LLC | ✔ | ✔ | |
| AS262287 | Latitude.sh LTDA | ✔ | ✔ | |
| AS61680 | ACESSO SIMPLES LTDA | ✔ | ✔ | |
| AS52888 | UNIVERSIDADE FEDERAL DE SAO CARLOS | ✔ | ✔ | |
| AS274676 | MULTIWAY COMERCIO E REPRESENTACOES LTDA | ✔ | ✔ | |
| AS42473 | Anexia Cloud Solutions GmbH | ✔ | ✔ | |
| AS270684 | SOLUCOES SOUZA WEB LTDA | ✔ | ✔ | |
| AS269641 | RURALNET BRASIL | ✔ | ✔ | |
| AS262462 | Aranet Play | ✔ | ✔ | |
| AS14907 | Wikimedia Foundation Inc. | ✔ | ✔ | |
| AS263152 | MIGO TELECOM | ✔ | ✔ | |
| AS61624 | ISPSHIELD (InfNOC Tecnologia) | ✔ | ✔ | |
| AS270824 | ENX Services | ✔ | ✔ | |
| AS401661 | EMBNEX, LLC | ✔ | ✔ | |
| AS24482 | SG.GS | ✔ | ✔ | |
| AS6057 | Administracion Nacional de Telecomunicaciones | ✔ | ✔ | |
| AS1251 | FUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO SÃO PAULO | ✔ | ✔ | |
| AS271247 | RS Sul Telecomunicações Ltda | ✔ | ✔ | |
| AS7713 | PT Telkom Indonesia Tbk | ✔ | ✘ | |
| AS328366 | FIRSTNET TECHNOLOGY SERVICES (PTY) LTD | ✔ | ✘ | |
| AS270470 | LN TELECOM | ✔ | ✔ | |
| AS269396 | UNIR TELECOM | ✔ | ✔ | |
| AS263541 | IMF NETWORK DATA LTDA - ME | ✔ | ✔ | |
| AS266196 | BRASCOM SOLUCOES E TECNOLOGIA LTDA ME | ✔ | ✔ | |
| AS49544 | i3D.net B.V | ✔ | ✔ | |
| AS60503 | FNX Tecnologia LTDA | ✔ | ✔ | |
| AS267613 | ELETRONET S.A. | ✔ | ✔ | |
| AS199829 | Akronic Network LTDA | ✘ | ✔ | |
| AS39120 | Convergenze S.p.A. | ✘ | ✔ | |
| AS265038 | TELFO SERVICO DE TELECOMUNICACOES LTDA | ✔ | ✘ | |
| AS34170 | Aztelekom LLC | ✔ | ✘ | |
| AS200464 | PAULO HENRIQUE SILVA DE OLIVEIRA | ✘ | ✔ | |
| AS262880 | RADAR WISP LTDA | ✔ | ✘ | |
| AS264409 | Huge Networks | ✔ | ✘ | |
| AS265169 | VIPNETT TELECOM | ✔ | ✘ | |
| AS263661 | Brasil Digital Telecom | ✔ | ✘ | |
| AS29049 | Delta Telecom Ltd | ✔ | ✘ | |
| AS199081 | Lancom Ltd. | ✔ | ✘ | |
| AS270735 | COMPUTIZE NETWORK TELECOMUNICACOES LTDA | ✔ | ✘ | |
| AS132337 | Axclusive | ✔ | ✘ | |
| AS262999 | IVI TECNOLOGIA E COMUNICAÇÃO LTDA | ✔ | ✘ | |
| AS269070 | Hostzone Tecnologia LTDA | ✔ | ✘ | |
| AS1031 | PEER 1031 LLC | ✔ | ✘ | |
| AS262832 | Link Cariri | ✘ | ✔ |
% 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. % 2026-01-22T11:43:29-03:00 - 2a0c:2f07:9459:2c13::247 aut-num: AS265140 owner: DUPONT & SCHWANKE LTDA ownerid: 08.998.307/0001-35 responsible: MATEUS DUPONT country: BR owner-c: MADUP5 routing-c: MADUP5 abuse-c: MADUP5 created: 20151112 changed: 20151112 inetnum: 143.255.0.0/22 inetnum: 2804:2b34::/32 nic-hdl-br: MADUP5 person: Mateus Dupont # Email removed, Log into bgp.tools to see whois emails/phone numbers country: BR created: 20110524 changed: 20240127 % 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: 2026-01-22T14:43:29Z UTC
| - | Member |
|---|---|
| RADB | as53013:as-cone |
| RADB | as-267613 |
| RADB | as-8167-bgp-customers |
| RADB | as-rocketnetwork-customers |
| ALTDB | as263877:as-customers |
| RADB | as-adylnet-customers |
| ALTDB | as263650:as-customers |
| RADB | as-embratelnet |
| RADB | as-ctbc-customers51 |
| RADB | as-53427-tgn |
| RADB | as-ctbc-tools-2 |
| RADB | as-hurricanev6 |
| RADB | as-hugenet-customers |
| ALTDB | as-265140 |
| RADB | as3491:as-customers-na |
| RADB | as-ufinet-latam-brasil |
| RADB | as-linkar |
| ALTDB | as264329:as-customers |
| RADB | as28220:as-transit |
| RADB | as-8167_customers |
| RADB | as268862:as-bracust |
| RADB | as-21574-customers |
| RADB | as-rocketnetwork-tools-2 |
| RADB | as14840:as-customers-05 |
| ALTDB | as-53062-customers |
| RADB | as28146:as-clients |
| RIPE | as-stormwall-set |
| RADB | as-sb-automation-customer |
| RADB | as61568:as-aloo-telecom |
| RADB | as-e1-automation-customer |
| RADB | as-53427-tglobal |
| RADB | as-hurricane |
| RADB | as-ctbc-customers87 |
| ALTDB | as265075:as-customers |
| RADB | as-durand1-customer |
| RADB | as-stormwall-set |
| ALTDB | as28610:as-customers |
| RADB | as-fortel-customers |
IPv4: 22
IPv6: 32
| Name | IPv4 | IPv6 | Link Speed | |
|---|---|---|---|---|
| IX.br (PTT.br) São Paulo | 187.16.215.129 | 2001:12f8::215:129 | 10 gbps | |
| IX.br (PTT.br) Rio de Janeiro | 45.68.81.199 | 2001:12f8:0:2::53:199 | n/a | |
| IX.br (PTT.br) Fortaleza | 45.68.76.121 | 2001:12f8:0:9::148:121 | n/a | |
| IX.br (PTT.br) Porto Alegre | 177.52.39.120 | n/a |