AS61817 — AS61817 - Halley Telecom Comercio & Servico Ltda

AS61817 announces 2 IPv4 prefixes covering 5,120 addresses and 1 IPv6 prefixes.

About this network

AS61817 is operated by Halley Telecom Comercio & Servico Ltda.

What it's used for

• The address space carries residential and business access traffic, evidenced by reverse DNS entries pointing to halleytelecom.com.br and netnames like HALLEY-TELECOM-CGNT-NET-1.
• The AS announces 5376 IPv4 addresses across 3 prefixes and 1 IPv6 prefix, while maintaining 31 observed neighbours. This ratio of moderate address space to a significant number of peering partners indicates a regional access provider with substantial transit and peering requirements.
• Traffic from this AS consists of subscriber eyeballs and local business connectivity, as Halley Telecom operates as a wired telecommunications carrier and cable/DSL ISP in the Brazilian state of Pará.

Notable

• Registrants for the two largest prefixes, 38.56.0.0/20 and 201.150.148.0/22, align with the AS holder, Halley Telecom. The smaller prefix 38.172.140.0/24 is registered to Cogent Communications, LLC, indicating a block of leased or transit space.
• The inventory includes a large /20 block and a /22 block, both registered to Halley, alongside a single /24 from Cogent, reflecting a mix of owned and acquired address space.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 38.56.0.0/20
• 201.150.148.0/22
• 2804:19c4::/32

Upstream networks

• AS7195 EDGEUNO S.A.S
• AS6939 Hurricane Electric LLC
• AS13786 Seabras 1 USA, LLC
• AS4230 CLARO S.A.
• AS24482 SG.GS
• AS35280 F5 Networks SARL
• AS37721 Virtual Technologies & Solutions

Downstream networks

• AS262663 METROFLEX TELECOMUNICACOES LTDA
• AS274498 M B LOPES NET-ME
• AS264432 D & D INFORMATICA LTDA
• AS265175 AS SISTEMAS LTDA

Adjacent networks

• AS13786 Seabras 1 USA, LLC
• AS6939 Hurricane Electric LLC
• AS7195 EDGEUNO S.A.S
• AS262663 METROFLEX TELECOMUNICACOES LTDA
• AS274498 M B LOPES NET-ME
• AS264432 D & D INFORMATICA LTDA
• AS4230 CLARO S.A.
• AS271564 PINHEIRO & SILVA INFORMATICA LTDA
• AS24482 SG.GS
• AS265175 AS SISTEMAS LTDA
• AS37721 Virtual Technologies & Solutions
• AS35280 F5 Networks SARL
• AS28220 Alares Cabo Servicos de Telecomunicacoes S.A.
• AS266445 SEA TELECOM LTDA

Routing security

• RPKI: 0 valid, 0 invalid and 20 not-found announcements; 1 ROAs.
• ASPA: none published.
• IRR: 95% of announcements registered; 60 route objects.
• Listed in as-sets: AS-267613, AS-7738-BGP-CUSTOMERS, AS-7738_CUSTOMERS, AS-AS10429-CLIENTES, AS-CTBC-CUSTOMERS35, AS-CTBC-TOOLS-9, AS-E1-AUTOMATION-ASSET, AS-E1-AUTOMATION-CUSTOMER, AS-EMBRATELNET, AS-FORTE-TELECOM-CUSTOMER-TRIAL, AS-FORTE-TELECOM-DOWNSTREAMS, AS-FORTEL-CUSTOMERS, AS-HUGENET-CUSTOMERS, AS-HWNG-DOWNSTREAMS, AS-MOB-CUSTOMER-AS53237, AS-MOB-CUSTOMER-AS61832, AS-SAMM, AS-SEABORN-CUSTOMER, AS264409:AS-CONE.

Internet exchanges

• IX.br (PTT.br) São Paulo — São Paulo, Brazil
• IX.br (PTT.br) Fortaleza — Fortaleza, Brazil
• IX.br (PTT.br) Belém — Belém, Brazil