Autonomous System
AS21574 — Century Telecom Ltda(BR)
Last fetched
AS21574 is an Autonomous System operated by Century Telecom Ltda and registered in BR. As of Thu, 21 May 2026 06:25:11 GMT, it announces 6 routed IP prefixes and peers with 137 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS21574 announces 6 distinct routed prefixes. The 6-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
Peering ecosystem
137 distinct peers via BGP. The first 137 are listed below.
| Peer ASN | Operator | Country |
|---|---|---|
| AS1031 | PEER1-1031 - PEER 1031 LLC | US |
| AS275646 | — | — |
| AS274798 | 1 CLICK TELECOM LTDA | BR |
| AS274795 | Verteron Datacenter LTDA | BR |
| AS274496 | GIGANET TELECOMUNICACOES LTDA | BR |
| AS273783 | LS PROVEDOR DE INTERNET LTDA | BR |
| AS273663 | NT FIBRA | BR |
| AS273590 | PVN Provedor De Internet LTDA | BR |
| AS273350 | Gns Telecom | BR |
| AS272753 | FASTNET FIBRA | BR |
| AS272495 | Star Telecomunicacoes LTDA | BR |
| AS272487 | WAVE - FIBRA TELECOMUNICACOES LTDA | BR |
| AS272479 | ERNESSON RODRIGUES LTDA | BR |
| AS272454 | RNJ TELECOM LTDA | BR |
| AS272241 | LIBERT TECNOLOGIA EM TELECOMUNICACOES EIRELI | BR |
| AS272201 | ACSNET TELECOM | BR |
| AS272162 | Fibra Minas | BR |
| AS271734 | PEOPLE SERVICOS DE COMUNICACAO LTDA | BR |
| AS271610 | INFINITYCARD BRASIL LTDA | BR |
| AS271488 | REALDATA TELECOMUNICACOES E TECNOLOGIA LTDA | BR |
| AS271398 | FACILITUDE SERVICOS DE COMUNICAO LTDA | BR |
| AS271338 | TITAM NET TELECOM | BR |
| AS271251 | LAR NET TELECOMUNICACOES LTDA | BR |
| AS271072 | ULTRAFIBRA NET REPRESENTACOES TELECOM EIRELI | BR |
| AS271062 | Nextlink telecom | BR |
| AS271049 | Rede EXS Telecomunicacoes LTDA | BR |
| AS270951 | PAULO MARQUES DE ARAUJO - ME | BR |
| AS270897 | SAFE SMART TREINAMENTO CONSULTORIA E TELECOM LTDA | BR |
| AS270837 | Imartech Fibra | BR |
| AS270663 | LM NET LTDA | BR |
| AS270564 | MASTER DA WEB DATACENTER LTDA | BR |
| AS270385 | CONECTA - PROVEDOR DE INTERNET LTDA. | BR |
| AS269248 | WAGNER JOSE RIBEIRO | BR |
| AS269199 | INFOTEC TELECON LTDA | BR |
| AS269084 | Global Tech Telecom Ltda - ME | BR |
| AS268888 | ACRF SERVICOS DE INFORMATICA LTDA - ME | BR |
| AS268882 | Mais Rede Telecom | BR |
| AS268843 | CDNTV TECNOLOGIA LTDA | BR |
| AS268725 | Planex Telecom | BR |
| AS268433 | MGCLOUD SOLUCOES EM TIC LTDA - ME | BR |
| AS268229 | VIA ONDAS TELECOMUNICACOES LTDA | BR |
| AS268188 | ATIVA TELECOM LTDA | BR |
| AS267978 | JOTA NET TELECOMUNICACOES LTDA - ME | BR |
| AS267536 | NetFlux Internet | BR |
| AS267497 | GL TELECOM LTDA - ME | BR |
| AS267357 | Livenet telecom | BR |
| AS267070 | Fibranet Juiz de Fora Servicos de Telecomunicacoes | BR |
| AS267008 | NET WAY TECNOLOGIA LTDA | BR |
| AS266942 | NAVEGADOR INTERNET LTDA ME | BR |
| AS266260 | ITOP TELECOM LTDA - ME | BR |
| AS266163 | Itainet Fiber Provedor | BR |
| AS266149 | BDC TELECOM | BR |
| AS265497 | AltaVista Telecomunicacoes LTDA | BR |
| AS265460 | LUP TELECOMUNICACOES LTDA | BR |
| AS265437 | INTERNET CORPORATE & SOLAR LTDA | BR |
| AS265424 | Horizontes Telecom LTDA | BR |
| AS265051 | Speed Max Provedor de Internet Wireless LTDA-ME | BR |
| AS264540 | RG Tecnologia e Telecomunicacoes Ltda | BR |
| AS264455 | STAR MAN NET PROVEDORA DE INTERNET LTDA - EPP | BR |
| AS264421 | BrumaNet Telecom | BR |
| AS264385 | Itop Internet e Servicos LTDA | BR |
| AS264374 | NCA Tecnologia Ltda | BR |
| AS264014 | Led Internet Eireli | BR |
| AS263475 | Guara Digital LTDA | BR |
| AS263444 | Open X Tecnologia Ltda | BR |
| AS263440 | WAVE UP TELECOM BRASIL LTDA - ME | BR |
| AS263356 | CNT Fiber | BR |
| AS263302 | TORPEDOLINK TELECOM | BR |
| AS263277 | Rnet Informatica Ltda | BR |
| AS262948 | LD Telecomunicacoes LTDA | BR |
| AS262895 | Norte Line Telecomunicacoes Ltda. | BR |
| AS262767 | Avelino e Rodrigues LTDA | BR |
| AS262674 | Conquest Telecomunicacoes Ltda | BR |
| AS262624 | INETSAFE COMERCIO DE EQUIPAMENTOS ELETRONICOS LTDA | BR |
| AS262566 | Link Sete Servicos de Internet e Redes Ltda | BR |
| AS262387 | Intermicro Ltda | BR |
| AS262306 | Condax Tecnologia Ltda. | BR |
| AS262268 | MAX NET TELECOMUNICACOES | BR |
| AS213241 | TECHIT | BE |
| AS212024 | RISSON | FR |
| AS61945 | PIX BRASIL NETWORKS LTDA | BR |
| AS61758 | TOP NET SERVICOS LTDA | BR |
| AS61712 | YUPNET TELECOMUNICACOES LTDA | BR |
| AS61707 | SYSVOIP TELECOMUNICACOES LTDA - ME | BR |
| AS56662 | EUTPNET | PL |
| AS53196 | NETSTAR SOLUCOES LTDA | BR |
| AS53139 | RDF Informatica Ltda | BR |
| AS53113 | Agyonet Ltda | BR |
| AS53077 | ALOLTECH TELECOM LTDA | BR |
| AS53052 | MULTIVELOX SERVICOS DE PROVEDOR DE ACESSO A INTERN | BR |
| AS52947 | PARAOPEBANET PROVEDOR LTDA | BR |
| AS52928 | NORTETEL TELECOMUNICACOES LTDA | BR |
| AS52916 | Datanet Provedor de Internet Ltda | BR |
| AS52907 | PRIME FIBRA LTDA | BR |
| AS52875 | M.I.MONTREAL INFORMATICA LTDA | BR |
| AS52712 | CONECTIVA INFORMATICA E TELECOMUNICACOES LTDA - ME | BR |
| AS52631 | ISP PROVERNET INFORMATICA LTDA - ME | BR |
| AS52532 | Speednet Telecomunicacoes Ltda ME | BR |
| AS48362 | TKSWF-AS | AT |
| AS44066 | DE-FIRSTCOLO firstcolo.net | DE |
| AS37721 | Virtual-Technologies-Solutions-SA | BF |
| AS35280 | F5 | FR |
| AS34872 | SERVPERSO_SYSTEMS | BE |
| AS34549 | MEER-AS meerfarbig GmbH & Co. KG | DE |
| AS34019 | HIVANE | FR |
| AS33891 | CORE-BACKBONE CORE-BACKBONE GMBH GLOBAL NETWORK | DE |
| AS32097 | WII - WholeSale Internet, Inc. | US |
| AS31500 | GNM-AS | AG |
| AS30781 | JAGUAR-AS | FR |
| AS29632 | NASSIST-AS | BG |
| AS29075 | IELO IELO Main Network | FR |
| AS28660 | OPEN SYSTEM LTDA | BR |
| AS28590 | Directnet Prestacao de Servicos Ltda. | BR |
| AS28572 | Apoiocom Digital Ltda - EPP | BR |
| AS28296 | Acessa Telecomunicacoes Ltda | BR |
| AS28188 | Pronto Net Ltda. | BR |
| AS28175 | On Line Tecnologia e Integracao LTDA - EPP | BR |
| AS28133 | Provedor Eloinet Ltda | BR |
| AS28125 | Elo.Net Tecnologia Ltda. - ME | BR |
| AS24961 | — | DE |
| AS24482 | SGGS-AS-AP SG.GS | SG |
| AS22652 | FIBRENOIRE-INTERNET - Videotron Ltee | CA |
| AS21433 | ACCENTUREFSSC London DC | GB |
| AS20764 | RASCOM-AS CJSC RASCOM ISP | RU |
| AS20485 | TRANSTELECOM Moscow, Russia | RU |
| AS20044 | SA ESTADO DE MINAS | BR |
| AS17639 | CONVERGE-AS Converge ICT Solutions Inc. | PH |
| AS16735 | ALGAR TELECOM SA | BR |
| AS14789 | CLOUDFLARENET - Cloudflare, Inc. | US |
| AS12859 | NL-BIT BIT BV | NL |
| AS12779 | ITGATE | IT |
| AS8359 | MTS | RU |
| AS7195 | EDGEUNO S.A.S | CO |
| AS6939 | HURRICANE - Hurricane Electric LLC | US |
| AS5405 | INTERDOTLINK powered by Inter.link | DE |
| AS3356 | LEVEL3 - Level 3 Parent, LLC | US |
| AS1836 | GREEN green.ch AG Autonomous System | CH |
MOAS / hijack watch
Prefixes routed by AS21574 that another Autonomous System also announces. A non-empty list is one of the strongest BGP-hijack signals available without active probes.
No active MOAS conflicts. Every prefix announced by AS21574 is unique to AS21574 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS21574.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS21574"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS countryOr query Whisper from your own LLM workflow via the Whisper MCP server.